Best Free Application Development Software

Plaid

Plaid is a global data network that powers the tools millions of people rely on to live a healthier financial life. Our ambition is to facilitate a more inclusive, competitive, and mutually beneficial financial system by simplifying payments, revolutionizing lending, and leading the fight against fraud. Plaid works with over 8,000 companies including fintechs like Venmo and SoFi, several of the Fortune 500, and many of the largest banks to empower people with more choice and control over how they manage their money. Headquartered in San Francisco, Plaid’s network spans over 12,000 institutions across the US, Canada, UK and Europe.

111 Ratings

Starting Price: Free

View Software

Visit Website

Convertigo

Convertigo SA

Convertigo is the first open source Enterprise Grade Low Code / No Code platform to accelerate your Enterprise digitalization for reasonable costs. Dream an App, Make an App! Imagine you can make any app you want. From simple handy workforce apps to Enterprise grade multi-device transactional applications helping companies to accelerate their business. Get live sooner! Convertigo Low Code platform application development makes your Enterprise to get business success more efficient, delivering complete applications, similar to Pro Code but faster and cheaper. Reduce by 90% time and money needed to build and deploy business applications running on all type of devices such as smartphones, tablets and PCs whatever operating systems they are running on. Enjoy Open Source! This means that you can use Convertigo Community Edition Free of Charge. Open Source also solves the Vendor Lock-in paradigm by allowing you to quit the platform and still enjoy running your apps

Starting Price: $15 per month / user

View Software

Rayven

Rayven's a full-stack, no/low-code platform that lets anyone build powerful apps, AI tools, and automations - fast. It's simple, scalable, and works with your existing technologies. Start building on our free-forever plan using AI prompts, drag-and-drop tools, templates, or code (when you want) to: - Build apps + automations in minutes using templates or from scratch - Connect systems, unify data, and integrate AI into your workflows - Modernise processes without replacing legacy tech or adding risk - Enable IT, Developers, DevOps, Ops, and Product teams to work from the same platform Rayven is designed for developers and non-technical users alike; giving you the all-in-one, low-cost tool to get from idea to outcome, fast. Start for free at rayven.io

Starting Price: $0

View Software

Buddy

Buddy is a revolutionary build, test & deploy tool with dozens of integrations and over 100 ready-to-use actions. From website delivery to app deployments, from builds to test, Buddy turns the tedious part of every project into a breeze. Buddy is the most effective way to build better apps faster. Even the most complicated CI/CD workflows take minutes to create. Buddy is DevOps adoption winner. Smart changes detection, state-of-the-art caching, parallelism, and all-around optimizations make Buddy the fastest. Docker, Kubernetes, Serverless and Blockchain are always a click away from your stack. Buddy is minimal friction automation platform that makes DevOps easy for developers, designers and QA teams. With Buddy, your apps & websites are built, tested and deployed significantly faster after only minutes of setup.

25 Ratings

Starting Price: $75 per month

View Software

IntelliJ IDEA

JetBrains

IntelliJ IDEA is a JetBrains IDE for professional development in Java and Kotlin. It unlocks productive development and helps you write high-quality code with ease. Built to get the job done, it provides all of the essential tools and cutting-edge technology support you need. With a smooth, comfortable workflow and a strong focus on privacy and security, it lets you code with confidence and pleasure.

22 Ratings

Starting Price: $16.90 per user per month

View Software

Thinfinity Remote Desktop

Cybele Software

Thinfinity Remote Desktop allows you to securely deliver your Windows applications and desktops to any device with an HTML5 browser, no matter if they are hosted on the cloud, installed on-premises, or on hybrid architectures. Thinfinity Remote Desktop runs seamlessly on any public, private, or hybrid cloud. Build a flexible infrastructure mixing browser access to VDI, VMs, RemoteApps, and Unix machines. Allow users and clients to run your Windows applications anywhere and on any device.

3 Ratings

View Software

Neptune DXP

Neptune Software

Neptune Software's leading low-code app development platform - Neptune DXP – digitizes and optimizes business processes and user interfaces – at scale and with ease. Neptune DXP offers enterprise mobility, as well as the best low-code app development for SAP customers with the choice of no-code/low-code app development. The platform gives IT departments the right tools to build the apps they need. Neptune DXP provides a fast, cost-effective, and future-proof way to industrialize the development of custom applications (especially SAP Fiori, SAP mobile applications), turning your IT organization into an app factory, saving time and money on enterprise app development, app integration, and enterprise app operations.

2 Ratings

View Software

P4 Plan

Perforce

P4 Plan (formerly Hansoft) is a real-time planning and project management tool designed to enhance collaboration across teams, offering flexibility in managing projects through various development methodologies such as SAFe, Scrum, Kanban, and more. It allows teams to track work, time, and progress in real time, providing comprehensive visibility and advanced features like capacity planning and project history. The tool integrates with existing workflows and tools, such as P4 and Perforce ALM, for deeper traceability and smoother operations. With a user-friendly interface that adapts to individual team preferences, Helix Plan helps accelerate planning and decision-making, ensuring faster delivery and greater efficiency across development teams.

1 Rating

Starting Price: $28.00/month/user

View Software

Apptim

Apptim empowers mobile developers and testers to easily test their apps and analyze their performance to prevent any critical issues from going live. Measure app render times, power consumption, resource usage, capture crashes and more on Android and iOS devices. Get your first test results in less than 5 minutes and compare the performance between multiple app versions. Try Apptim for free today and release with confidence: https://bit.ly/3ert9yQ

1 Rating

Starting Price: Free

View Software

Felgo

FELGO GmbH

Felgo is a cross-platform SDK for rapid, native app & game development for iOS, Android, Desktop & Embedded. Felgo’s biggest advantage is the big time savings and the easiness to learn compared to other development SDKs. You write less source code and make use of a single code base for all platforms. Less code means fewer bugs and faster releases of new updates from a single team for all platforms. Key Features for Mobile & Desktop: • Create stunning UIs and animations to wow your users and rank higher in the app stores. • Code & time savings up to 80% thanks to the reactive & declarative language and 200+ APIs. Key Features for Embedded: • Create high performance embedded system apps & second screen apps. • Native performance and rapid UI creation, powered by C++ & JavaScript. Felgo is an official Qt Technology Partner. Felgo is in use by over 50.000 developers worldwide and field-proven by Fortune 500 companies across all kinds of industries.

1 Rating

Starting Price: Free for personal usage.

View Software

Red Hat OpenShift Dev Spaces

Red Hat

Built on the open Eclipse Che project, Red Hat OpenShift Dev Spaces uses Kubernetes and containers to provide any member of the development or IT team with a consistent, secure, and zero-configuration development environment. The experience is as fast and familiar as an integrated development environment on your laptop. OpenShift Dev Spaces is included with your OpenShift subscription and is available in the Operator Hub. It provides development teams a faster and more reliable foundation on which to work, and it gives operations centralized control and peace of mind. Get coding today with our free Developer Sandbox for Red Hat OpenShift, which includes OpenShift Dev Spaces to try out at no cost. Developers can focus more on coding, with their application and development environment containerized and running on OpenShift - all without needing to understand the details of Kubernetes. Administrators can easily manage and monitor workspaces as any other Kubernetes resource.

1 Rating

Starting Price: $30 per month

View Software

K.Explorer

Morphis Tech

A state-of-the-art AI that builds better software, cheaper and faster. K.Explorer is an AI powered Code Assistant trained on many millions of private corporate lines of code, for specific domains, and on billions of public and open-source lines of code for general purposes. Its code auto-completion features suggest code completions and entire function bodies as you type or as you search the engine for help. To make development faster and more agile it even supports Natural Language for programmers to get guidance while telling a text story about the code they want to write.

1 Rating

Starting Price: Free

View Software

JFrog Artifactory

JFrog

The Industry Standard Universal Binary Repository Manager. Supports all major package types (over 27 and growing) such as Maven, npm, Python, NuGet, Gradle, Go, and Helm including Kubernetes and Docker as well as integration with leading CI servers and DevOps tools that you already use. Additional functionalities include: - High Availability that scales to infinity with active/active clustering of your DevOps environment and scales as business grows - On-Prem, Cloud, Hybrid, or Multi-Cloud Solution - De Facto Kubernetes Registry managing application packages, operating system’s component dependencies, open source libraries, Docker containers, and Helm charts with full visibility of all dependencies. Compatible with a growing list of Kubernetes cluster providers.

1 Rating

View Software

Bonita

Bonitasoft

Bonitasoft fully supports digital operations and modernization of information systems with Bonita, an open-source and extensible platform for automation and optimization of business processes. The Bonita platform accelerates development and production with a clear separation between capabilities for visual programming and those for coding. BPMN graphical notation, full extensibility, and reusable components allow smooth collaboration among the different profiles on the IT team, and with the business teams. Bonita integrates with existing information systems, orchestrates heterogeneous systems, and provides deep visibility across all enterprise processes. CIOs can ensure an incremental and controlled evolution of enterprise applications, systems, and business processes. Meet Bonita Process Insights, and get deep visibility into all processes automated with the Bonita platform. Align your processes with your business goals, and make data-driven decisions.

1 Rating

View Software

Protogrid

Protogrid lets you create tailor-made workflow apps to organize your business data on the desktop and on the go. With Protogrid you get your own powerful business applications in no time, tailor them exactly to your needs and use them conveniently on your desktop and as a full-fledged mobile app. Online and offline. Creating a new database application with Protogrid takes just a few minutes. Once you give us something to work with, our intelligent database system automagically creates views and arranges your data in the best way possible. Focus on the important stuff and let Protogrid do the heavy lifting. On your desktop, laptop, tablet, or smartphone. On the internet or through the App Store. Online or offline. Protogrid has what it takes to run database applications pretty much everywhere – and our track record is constantly improving.

1 Rating

Starting Price: $14 per user per month

View Software

Delphi

Embarcadero

Delphi is the ultimate IDE for creating cross-platform, natively compiled apps. Are you ready to design the best UIs of your life? Our award winning VCL framework for Windows and FireMonkey (FMX) visual framework for cross-platform UIs provide you with the foundation for intuitive, beautiful user interfaces that wow on every platform: Windows, macOS, iOS, and Android. Design your master UI layout once, then easily customize platform- and device-specific views without duplication of design effort. Drag-and-drop visual and non-visual components from the palette using our visual designer. Visually connect user interface elements to data sources using the LiveBindings Designer. Real-time design validation using Live On-Device Preview to broadcast the active form to multiple devices simultaneously. Add responsive design with resolution-aware components for desktop, tablets, and smartphones. Real, platform-specific native controls for an improved user experience.

1 Rating

View Software

C++Builder

Embarcadero

C++Builder is a fast, integrated design and development suite for modern apps. Are you ready to design the best UIs of your life? Our award winning VCL framework for Windows and FireMonkey (FMX) visual framework for cross-platform UIs provide you with the foundation for intuitive, beautiful user interfaces that wow on every platform: Windows, macOS, iOS, and Android. Design your master UI layout once, then easily customize platform- and device-specific views without duplication of design effort. Drag-and-drop visual and non-visual components from the palette using our visual designer. Visually connect user interface elements to data sources using the LiveBindings Designer. Real-time design validation using Live On-Device Preview to broadcast the active form to multiple devices simultaneously. Add responsive design with resolution-aware components for desktop, tablets, and smartphones. Real, platform-specific native controls for an improved user experience.

1 Rating

View Software

CircleCI

Automate your development process with CI hosted in the cloud or on a private server. Take control of your code and manage every source of change. CircleCI means change validation, at every step. Trust that you can release updates right when your customers need them, with the certainty they’ll work every time. The power to create without limits. Code in every language and across multiple execution environments. If you can write it, we can build, test, and deploy it. With flexible environments and thousands of pre-built integrations, your pipelines never limit the possibility of what you can deliver. We’re the only CI/CD platform that’s FedRAMP certified and SOC 2 Type II compliant. Built-in features like audit logs, OpenID Connect, third-party secrets management, and LDAP give you complete control of your code.

2 Ratings

Starting Price: $50 per month

View Software

DronaHQ

DronaHQ is a low-code platform to build internal tools and custom apps for the web and mobile. Developers and engineering teams use this platform to create admin panels, CRUD apps, GUI for Databases or APIs, forms, dashboards & operational apps. Key features include: - Customizable UI components - Mobile + Web app output - 10x faster app development - Seamless integration to any existing tech stack - Scalable cloud-based architecture - Over 50 Engineering Support Hours (UVP) - Free forever developer plans With 3000+ Apps built and 1 million+ users supported, DronaHQ is a platform trusted by global companies.

Starting Price: $0/month

View Software

Betty Blocks

The number one platform to build advanced enterprise-grade applications: surprisingly easy, fast, and fun. The Betty Blocks platform is often used by corporate organizations, law firms, and legal teams to automate important business processes with bespoke applications, released in a rapid manner. The platform of Betty Blocks offers limitless solutions. From pre-built templates to personalized applications, we've got you! With use cases such as contract- and NDA generators, you can easily integrate document templates and define the variables you need to customize your documents. Our best-in-class integration with for example iManage, and Thomson Reuters HighQ, ensures our platform fits perfectly into your IT landscape. With Betty Blocks, you can lower your development lifecycle from months to weeks or even days! 100% in the cloud, 100% pushing your organization's needle on innovation.

Starting Price: $1500.00/month

View Software

Backendless

Backendless is a Visual App Development Platform (VADP) that combines API, user, and database management functionality with a user-friendly, web-based interface and UI Builder. Backendless offers the ability to send emails and push notifications and supports real-time chat and geolocation-based functionality. A Backendless application can be customized with manually written code or using our Codeless logic builder. The platform can be hosted on our cloud servers or installed and managed on your own private servers. The Backendless UI Builder allows you to build fully functional web and mobile apps. You can use the UI Builder, or Backendless works seamlessly with virtually any client-side environment, automatically morphing data to the proper format for the frontend operating system. A Backendless database can also be connected to external databases, allowing you to maintain existing data sources while also being able to manage those databases using Backendless' intuitive interface.

Starting Price: $15.00/month

View Software

Justinmind

All-in-one prototyping tool to design web and mobile app prototypes that behaves like the real thing. UX Designers can create high-fidelity prototypes for websites and apps for Web, iOS, and Android with our intuitive drag-and-drop interface. No code is involved. Get free access to thousands of components in our UI kits and bring to life your ideas and concepts. Justinmind is a freemium prototyping tool. So you can get started with our free version and upgrade later when you need more prototyping features. Create prototypes for websites and web apps that adapt to multiple screen resolutions for desktop and mobile. The UI elements in your screens will also adapt automatically. One free prototyping tool to rule all devices! Design, prototype and simulate fully-functional forms and data grids-lists, and test them instantly without writing a single line of code.

Starting Price: $19 per user per month

View Software

GoCD

ThoughtWorks

Easily model and visualize complex workflows with GoCD. GoCD’s value stream map shows your entire path to production in a single view. Easily navigate across jobs, spot inefficiencies, and optimize your process. No plugin required, out of box CD. GoCD streamlines your CD workflow on popular cloud environments such as Kubernetes, Docker, AWS and more. GoCD excels at modeling complex CD workflows for fast feedback with its modeling constructs, parallel execution and dependency management. GoCD helps you troubleshoot a broken pipeline by tracking every change from commit to deploy in real time. Compare content - both files and commit messages - across any two arbitrary builds. GoCD integrates with many popular external tools and services via its extensible plugin architecture. We have put a lot of thought into making sure GoCD upgrades are painless and non-breaking even when you are using plugins. There are numerous high-quality, curated plugins currently available.

Starting Price: Free

View Software

Relution

Manage iOS, Android, and Windows 10/11 devices. Secure via restrictions and configurations. Use Apple DEP & VPP, Android Enterprise & Samsung Knox. Inventory and manage native and public Apple, Android, and Windows mobile apps. Review, approve, and publish apps for usage on mobile devices. Enable employees, partners, and external stakeholders to access your enterprise apps through your own app store in your corporate identity. Manage your Apple iOS and Android tablets easily and securely and deploy the right apps in your school. Companies, Authorities and Teams of every size benefit from Relution's Mobile Device and App Management. Resellers, Educational Institutions and IT Retailers use Relution to provide the service to their customers. Relution is one of the most relevant IT applications in the digital education space. For over 10 years, Relution has been the mobile device management solution for privacy-compliant and cross-platform device management.

Starting Price: $2 per month

View Software

Sheetgo

Sheetgo Europe

Sheetgo is the no-code automation tool for teams. Create custom workflows to collect, manage and share data — all from a spreadsheet. From inventory management and financial forecasting to sales tracking and student attendance monitoring, you can build a tailor-made, automated system for any business process. Sheetgo works with Google Sheets, Excel and CSV files. Say goodbye to manual work and create an automated workflow today at sheetgo.com.

Starting Price: $20/user/month

View Software

Proxyman

Proxyman LLC

## Features * 🍏 **macOS-optimized:** Crafted with Swift and Objective-C, leveraging Apple SwiftNIO for high-performance networking. * 🖥️ **Apple Silicon ready:** Full compatibility with M1, M2, and M3 chips. * 🚀 **Modern OS support:** Designed for macOS Ventura and Sonoma. * 🌐 **Seamless traffic interception:** Effortlessly capture HTTP/HTTPS and WebSocket data from browsers, iOS, and Android. * 🎨 **User-friendly interface:** Sleek and intuitive design for ease of use. * 🔎 **Advanced filtering:** Multiple options for precise data analysis. * 📱 **Cross-platform setup:** Detailed guides for iOS simulator and physical iOS/Android devices. * 🛠️ **Essential debugging toolkit:** Compose, Repeat, Wildcard/Regex Filtering, Column Customization, and more. * 🔧 **Pro-level features:** Breakpoints, Local/Remote Mapping, Blacklisting. ...

Starting Price: 69$

View Software

Conholdate.Total for Java

Conholdate

Conholdate.Total for Java includes all file format Java APIs as a single suite that are offered by Aspose & GroupDocs. It enables software developers to build an incredibly versatile file processing system capable of handling many popular file formats and performs a wide range of document handling operations from within their own Java (J2SE, J2EE, J2ME) applications. It fully supports features like creating, modifying, printing, displaying, viewing, annotating, comparing, automating, searching & converting between a wide range of popular document formats. Conholdate.Total for Java is built using managed code that does not need Microsoft Office or any other tool in order to work with any of the supported file formats. It is a perfect Microsoft Office automation alternative in terms of supported features, security, stability, scalability, speed and price. It is a perfect Microsoft Office automation alternative in terms of supported features, security, stability, scalability and speed.

Starting Price: from US$ 4,999

View Software

Hypi

Hypi is a no-code and low-code web and mobile app development platform. The platform is simple enough for a non-technical user to build and launch applications but its underlying API is flexible enough for developers to customise any aspect. Deliver solutions 10x faster and scale on demand. The product is used by small startups and global enterprises alike who can choose the convenient cloud option or simple on-premise deployment. Access pre-made templates and smart suggestions, all from the marketplace. Creating screens doesn't mean building every single one from scratch. Link screen designs to your user stories. It keeps you on track with your goals, in line with your user’s needs. Control the visual consistency without manually editing every screen. Your design system perfected the way you envision it. Extend the editor with personal or external widgets. Anything to make your job easier.

Starting Price: £14.99 per month

View Software

P4

Perforce

P4 (formerly Helix Core) is an enterprise-grade version control system designed to manage the complexities of modern software development. It allows teams to store, track, and manage all digital assets—ranging from source code to 3D models—with unprecedented scalability. P4 is ideal for large, distributed teams working on large-scale projects, offering powerful collaboration tools, seamless integrations, and advanced branching capabilities. With strong support for both centralized and distributed workflows, P4 enhances productivity and efficiency, making it a top choice for software, game, and hardware development teams.

View Software

RapidDeploy

MidVision

Automate middleware provisioning and carry out reliable, regular and repeatable automated software deployments, with self-documenting and easily shareable deployment plans. Link tasks together into complex orchestrations, and carry them out with the click of a button. Visualize them clearly and control them easily via the RapidDeploy orchestration pane. Organize your organization’s release cycle with privilege and approval gates for improved efficiency, and gain the ability to deploy regularly into production as soon as updates are made. RapidDeploy is a powerful application release and deployment automation tool. Built for DevOps teams and enterprise continuous delivery, RapidDeploy delivers consistent high-volume deployments so your teams can focus on developing. We’ve been helping our customers realize the significant productivity gains that can be achieved through automating releases since 2008, and our engineers and consultants have accrued a wealth of expertise in this space.

Starting Price: $1500.00/year

View Software

Compare the Top Free Application Development Software as of May 2025

What is Free Application Development Software?

Plaid

Convertigo

Rayven

Buddy

IntelliJ IDEA

Thinfinity Remote Desktop

Neptune DXP

P4 Plan

Apptim

Felgo

Red Hat OpenShift Dev Spaces

K.Explorer

JFrog Artifactory

Bonita

Protogrid

Delphi

C++Builder

CircleCI

DronaHQ

Betty Blocks

Backendless

Justinmind

GoCD

Relution

Sheetgo

Proxyman

Conholdate.Total for Java

Hypi

P4

RapidDeploy

Best Free Application Development Software

Compare the Top Free Application Development Software as of May 2025

What is Free Application Development Software?

Plaid

Convertigo

Rayven

Buddy

IntelliJ IDEA

Thinfinity Remote Desktop

Neptune DXP

P4 Plan

Apptim

Felgo

Red Hat OpenShift Dev Spaces

K.Explorer

JFrog Artifactory

Bonita

Protogrid

Delphi

C++Builder

CircleCI

DronaHQ

Betty Blocks

Backendless

Justinmind

GoCD

Relution

Sheetgo

Proxyman

Conholdate.Total for Java

Hypi

P4

RapidDeploy

Related Categories