Check out our list of free Application Development Platforms . Products featured on this list are the ones that offer a free trial version. As with most free versions, there are limitations, typically time or features.
If you'd like to see more products and to evaluate additional feature options, compare all Application Development Platforms to ensure you get the right product.
View Free Application Development Platforms
G2 takes pride in showing unbiased reviews on user satisfaction in our ratings and reports. We do not allow paid placements in any of our ratings, rankings, or reports. Learn about our scoring methodologies.
83 Application Development Platforms Products Available
What if you could build custom, AI-powered solutions that fit your business perfectly, without the risk or costly lock-in? The OutSystems AI-powered low-code development platform eliminates the compro
Users
Software Engineer
Developer
Industries
Information Technology and Services
Computer Software
Market Segment
40% Mid-Market
38% Enterprise
User Satisfaction
OutSystems features and usability ratings that predict user satisfaction
8.5
Customization
Average: 8.4
8.8
Has the product been a good partner in doing business?
Average: 9.0
8.3
File Management
Average: 8.4
What G2 Users Think
MB
I love using OutSystems for development because it significantly speeds up the process and facilitates getting the product live efficiently. The... Read review
MA
Low Code and AI , easy to devolve and create apps Read review
What if you could build custom, AI-powered solutions that fit your business perfectly, without the risk or costly lock-in? The OutSystems AI-powered low-code development platform eliminates the compro
Users
Software Engineer
Developer
Industries
Information Technology and Services
Computer Software
Market Segment
40% Mid-Market
38% Enterprise
OutSystems features and usability ratings that predict user satisfaction
8.5
Customization
Average: 8.4
8.8
Has the product been a good partner in doing business?
Average: 9.0
8.3
File Management
Average: 8.4
MB
I love using OutSystems for development because it significantly speeds up the process and facilitates getting the product live efficiently. The... Read review
MA
Low Code and AI , easy to devolve and create apps Read review
Quickbase is an AI-driven platform designed to help businesses streamline their operations by adapting to their unique workflows and processes. Unlike traditional off-the-shelf software, which often r
Users
Project Manager
Project Coordinator
Industries
Construction
Information Technology and Services
Market Segment
44% Mid-Market
32% Small-Business
User Sentiment
How are these determined?
These insights, currently in beta, are compiled from user reviews and grouped to display a high-level overview of the software.
Quickbase is a platform that simplifies the development and personalization of applications without the need for sophisticated coding skills, allowing users to build custom applications, automate workflows, and manage data.
Users like Quickbase's flexibility, its ability to fit any business and workflow, the ease of building custom applications and automating processes, the provision of real-time visibility, and the strong permission controls.
Users experienced issues with Quickbase's somewhat outdated interface, the steep learning curve as the application grows, the complexity of advanced configurations, performance issues with large data sets, and the high cost, especially for small teams or startups.
User Satisfaction
Quickbase features and usability ratings that predict user satisfaction
8.4
Customization
Average: 8.4
8.7
Has the product been a good partner in doing business?
Quickbase is an AI-driven platform designed to help businesses streamline their operations by adapting to their unique workflows and processes. Unlike traditional off-the-shelf software, which often r
Users
Project Manager
Project Coordinator
Industries
Construction
Information Technology and Services
Market Segment
44% Mid-Market
32% Small-Business
User Sentiment
How are these determined?
These insights, currently in beta, are compiled from user reviews and grouped to display a high-level overview of the software.
Quickbase is a platform that simplifies the development and personalization of applications without the need for sophisticated coding skills, allowing users to build custom applications, automate workflows, and manage data.
Users like Quickbase's flexibility, its ability to fit any business and workflow, the ease of building custom applications and automating processes, the provision of real-time visibility, and the strong permission controls.
Users experienced issues with Quickbase's somewhat outdated interface, the steep learning curve as the application grows, the complexity of advanced configurations, performance issues with large data sets, and the high cost, especially for small teams or startups.
Quickbase features and usability ratings that predict user satisfaction
8.4
Customization
Average: 8.4
8.7
Has the product been a good partner in doing business?
Nintex helps companies unlock the power of endless possibilities with agentic business orchestration. Today, more than 7,000 public and private sector organizations across 100+ countries turn to the N
Users
Business Analyst
Salesforce Administrator
Industries
Information Technology and Services
Financial Services
Market Segment
48% Enterprise
40% Mid-Market
User Satisfaction
Nintex features and usability ratings that predict user satisfaction
9.6
Customization
Average: 8.4
8.4
Has the product been a good partner in doing business?
Average: 9.0
7.9
File Management
Average: 8.4
What G2 Users Think
DH
Most low-code approaches use their own data source or sync with your current data source, leading to performance issues you can't control. Skuid's... Read review
WJ
The number one advantage of Nintex is that it is straightforward to use. I can train citizen developers of almost any skill level to successfully... Read review
Nintex helps companies unlock the power of endless possibilities with agentic business orchestration. Today, more than 7,000 public and private sector organizations across 100+ countries turn to the N
Users
Business Analyst
Salesforce Administrator
Industries
Information Technology and Services
Financial Services
Market Segment
48% Enterprise
40% Mid-Market
Nintex features and usability ratings that predict user satisfaction
9.6
Customization
Average: 8.4
8.4
Has the product been a good partner in doing business?
Average: 9.0
7.9
File Management
Average: 8.4
DH
Most low-code approaches use their own data source or sync with your current data source, leading to performance issues you can't control. Skuid's... Read review
WJ
The number one advantage of Nintex is that it is straightforward to use. I can train citizen developers of almost any skill level to successfully... Read review
Make tech work for you, not the other way around.
The Claris platform is uniquely suited to help businesses like yours build, test, and rapidly iterate customized, integrated solutions faster and mor
Users
President
Owner
Industries
Computer Software
Information Technology and Services
Market Segment
66% Small-Business
23% Mid-Market
User Satisfaction
Claris FileMaker features and usability ratings that predict user satisfaction
9.4
Customization
Average: 8.4
9.0
Has the product been a good partner in doing business?
Average: 9.0
8.6
File Management
Average: 8.4
What G2 Users Think
CA
Low Code, flexible, inexpensive, easy to use Read review
MK
Claris FileMaker has constantly added features and enhancement at a steady pace for decadeds. Plus, you can convert a solution built in FileMaker 3... Read review
Make tech work for you, not the other way around.
The Claris platform is uniquely suited to help businesses like yours build, test, and rapidly iterate customized, integrated solutions faster and mor
Users
President
Owner
Industries
Computer Software
Information Technology and Services
Market Segment
66% Small-Business
23% Mid-Market
Claris FileMaker features and usability ratings that predict user satisfaction
9.4
Customization
Average: 8.4
9.0
Has the product been a good partner in doing business?
Average: 9.0
8.6
File Management
Average: 8.4
CA
Low Code, flexible, inexpensive, easy to use Read review
MK
Claris FileMaker has constantly added features and enhancement at a steady pace for decadeds. Plus, you can convert a solution built in FileMaker 3... Read review
Build internal software better with AI. Create apps, agents, and workflows with any LLM, datasource, or API to deploy AI across your business.
Retool is the application layer for AI and leading pla
Users
Software Engineer
CEO
Industries
Computer Software
Financial Services
Market Segment
53% Small-Business
39% Mid-Market
User Satisfaction
Retool features and usability ratings that predict user satisfaction
8.1
Customization
Average: 8.4
8.9
Has the product been a good partner in doing business?
Average: 9.0
7.9
File Management
Average: 8.4
What G2 Users Think
AE
- The huge amount of features and versatility it provides when developing your particular use case
- Lot of ways to integrate with data service... Read review
UC
It's perfect for building front-end applications as well as backend applications. Even the free tier provides ample capabilities and storage to... Read review
Build internal software better with AI. Create apps, agents, and workflows with any LLM, datasource, or API to deploy AI across your business.
Retool is the application layer for AI and leading pla
Users
Software Engineer
CEO
Industries
Computer Software
Financial Services
Market Segment
53% Small-Business
39% Mid-Market
Retool features and usability ratings that predict user satisfaction
8.1
Customization
Average: 8.4
8.9
Has the product been a good partner in doing business?
Average: 9.0
7.9
File Management
Average: 8.4
AE
- The huge amount of features and versatility it provides when developing your particular use case
- Lot of ways to integrate with data service... Read review
UC
It's perfect for building front-end applications as well as backend applications. Even the free tier provides ample capabilities and storage to... Read review
Create a database remotely, access with javascript
Users
Software Engineer
Software Developer
Industries
Computer Software
Information Technology and Services
Market Segment
72% Small-Business
24% Mid-Market
User Satisfaction
Firebase features and usability ratings that predict user satisfaction
8.4
Customization
Average: 8.4
8.8
Has the product been a good partner in doing business?
Average: 9.0
8.9
File Management
Average: 8.4
What G2 Users Think
SS
Things I like the most about Firebase:
1. Easy to use, integrate and implement.
2. Wide range of features.
3. Extensive and detailed... Read review
BD
Firebase is one of the best BaaS service I would say for beginners. Firebase comes with a free tier which helps in testing your idea and the best... Read review
Create a database remotely, access with javascript
Users
Software Engineer
Software Developer
Industries
Computer Software
Information Technology and Services
Market Segment
72% Small-Business
24% Mid-Market
Firebase features and usability ratings that predict user satisfaction
8.4
Customization
Average: 8.4
8.8
Has the product been a good partner in doing business?
Average: 9.0
8.9
File Management
Average: 8.4
SS
Things I like the most about Firebase:
1. Easy to use, integrate and implement.
2. Wide range of features.
3. Extensive and detailed... Read review
BD
Firebase is one of the best BaaS service I would say for beginners. Firebase comes with a free tier which helps in testing your idea and the best... Read review
Neptune DXP is a no-code/low-code application development platform specifically designed to facilitate the creation and management of applications within the SAP ecosystem and beyond. This innovative
Users
Software Engineer
Consultant
Industries
Information Technology and Services
Computer Software
Market Segment
41% Enterprise
32% Small-Business
User Satisfaction
Neptune DXP features and usability ratings that predict user satisfaction
8.9
Customization
Average: 8.4
9.0
Has the product been a good partner in doing business?
Average: 9.0
8.6
File Management
Average: 8.4
What G2 Users Think
WR
1. Flexible and customizable solution that can be tailored to meet the specific needs of a business.
2. User-friendly interface that allows... Read review
UI
Neptune SXP offers an easy to use platform for creating customized Apps for our custome requirements. The modular and reusable application building... Read review
Neptune DXP is a no-code/low-code application development platform specifically designed to facilitate the creation and management of applications within the SAP ecosystem and beyond. This innovative
Users
Software Engineer
Consultant
Industries
Information Technology and Services
Computer Software
Market Segment
41% Enterprise
32% Small-Business
Neptune DXP features and usability ratings that predict user satisfaction
8.9
Customization
Average: 8.4
9.0
Has the product been a good partner in doing business?
Average: 9.0
8.6
File Management
Average: 8.4
WR
1. Flexible and customizable solution that can be tailored to meet the specific needs of a business.
2. User-friendly interface that allows... Read review
UI
Neptune SXP offers an easy to use platform for creating customized Apps for our custome requirements. The modular and reusable application building... Read review
For organizations ready to modernize and innovate, Jitterbit provides a unified AI-infused low-code platform for integration, orchestration, automation, and app development that accelerates business t
Users
IT Manager
Consultant
Industries
Information Technology and Services
Computer Software
Market Segment
52% Mid-Market
25% Enterprise
User Sentiment
How are these determined?
These insights, currently in beta, are compiled from user reviews and grouped to display a high-level overview of the software.
Jitterbit is a platform that provides a clear, low-code interface for building and managing complex workflows, integrating applications, and ensuring smooth data flow across systems.
Reviewers appreciate Jitterbit's user-friendly interface, robust error handling, logging, and the ability to rapidly design, deploy, and manage complex integrations with minimal resource overhead and maximum operational efficiency.
Reviewers mentioned challenges in getting assistance for developing internal applications, lack of reference material for advanced use cases, issues with the cloud studio, and the need for more detailed logging and improvements in the technical support team.
User Satisfaction
Jitterbit features and usability ratings that predict user satisfaction
8.7
Customization
Average: 8.4
9.2
Has the product been a good partner in doing business?
For organizations ready to modernize and innovate, Jitterbit provides a unified AI-infused low-code platform for integration, orchestration, automation, and app development that accelerates business t
Users
IT Manager
Consultant
Industries
Information Technology and Services
Computer Software
Market Segment
52% Mid-Market
25% Enterprise
User Sentiment
How are these determined?
These insights, currently in beta, are compiled from user reviews and grouped to display a high-level overview of the software.
Jitterbit is a platform that provides a clear, low-code interface for building and managing complex workflows, integrating applications, and ensuring smooth data flow across systems.
Reviewers appreciate Jitterbit's user-friendly interface, robust error handling, logging, and the ability to rapidly design, deploy, and manage complex integrations with minimal resource overhead and maximum operational efficiency.
Reviewers mentioned challenges in getting assistance for developing internal applications, lack of reference material for advanced use cases, issues with the cloud studio, and the need for more detailed logging and improvements in the technical support team.
Jitterbit features and usability ratings that predict user satisfaction
8.7
Customization
Average: 8.4
9.2
Has the product been a good partner in doing business?
Mendix, a Siemens business, is the only low-code platform designed to address the full complexity of enterprise software development challenges. Deploying point solutions to departmental problems solv
Users
Mendix Consultant
Industries
Information Technology and Services
Computer Software
Market Segment
40% Enterprise
30% Mid-Market
User Satisfaction
Mendix features and usability ratings that predict user satisfaction
8.9
Customization
Average: 8.4
8.4
Has the product been a good partner in doing business?
Average: 9.0
8.4
File Management
Average: 8.4
What G2 Users Think
JD
I've been using Mendix for over 10 years now and the capabities have grown inmensely. However, the basis has stayed the same: powerful visual... Read review
MH
Unlike many players in the low-code space where low-code capability is just an extention of some preixesting core capability (think Salesforce,... Read review
Mendix, a Siemens business, is the only low-code platform designed to address the full complexity of enterprise software development challenges. Deploying point solutions to departmental problems solv
Users
Mendix Consultant
Industries
Information Technology and Services
Computer Software
Market Segment
40% Enterprise
30% Mid-Market
Mendix features and usability ratings that predict user satisfaction
8.9
Customization
Average: 8.4
8.4
Has the product been a good partner in doing business?
Average: 9.0
8.4
File Management
Average: 8.4
JD
I've been using Mendix for over 10 years now and the capabities have grown inmensely. However, the basis has stayed the same: powerful visual... Read review
MH
Unlike many players in the low-code space where low-code capability is just an extention of some preixesting core capability (think Salesforce,... Read review
Softr is the easiest way to turn your data into modern portals and internal tools — no coding or design skills required. It works with your favorite data sources, including Airtable, Google Sheets, Hu
Users
CEO
Founder
Industries
Computer Software
Marketing and Advertising
Market Segment
88% Small-Business
7% Mid-Market
User Sentiment
How are these determined?
These insights, currently in beta, are compiled from user reviews and grouped to display a high-level overview of the software.
Softr is a tool that allows users to create sharable inventories and build functional websites without needing to know how to code.
Reviewers appreciate the platform's ease of use, seamless integration with databases, and the ability to quickly create an app from scratch.
Users experienced issues with Google Sheet image links not working properly, lack of certain front-end components, and difficulties in triggering webhooks.
User Satisfaction
Softr features and usability ratings that predict user satisfaction
7.9
Customization
Average: 8.4
9.2
Has the product been a good partner in doing business?
Softr is the easiest way to turn your data into modern portals and internal tools — no coding or design skills required. It works with your favorite data sources, including Airtable, Google Sheets, Hu
Users
CEO
Founder
Industries
Computer Software
Marketing and Advertising
Market Segment
88% Small-Business
7% Mid-Market
User Sentiment
How are these determined?
These insights, currently in beta, are compiled from user reviews and grouped to display a high-level overview of the software.
Softr is a tool that allows users to create sharable inventories and build functional websites without needing to know how to code.
Reviewers appreciate the platform's ease of use, seamless integration with databases, and the ability to quickly create an app from scratch.
Users experienced issues with Google Sheet image links not working properly, lack of certain front-end components, and difficulties in triggering webhooks.
Softr features and usability ratings that predict user satisfaction
7.9
Customization
Average: 8.4
9.2
Has the product been a good partner in doing business?
Superblocks is the leading AI platform for internal enterprise applications. It brings business, IT, and engineering teams together with granular access controls like RBAC and SSO, version control, au
Users
Software Engineer
Industries
Computer Software
Financial Services
Market Segment
48% Small-Business
47% Mid-Market
User Satisfaction
Superblocks features and usability ratings that predict user satisfaction
8.6
Customization
Average: 8.4
9.6
Has the product been a good partner in doing business?
Average: 9.0
8.0
File Management
Average: 8.4
What G2 Users Think
UC
Spawning APIs in seconds, being code-friendly, having version control, it's super fast customer support. Read review
TL
Superblocks is a great way to quickly test out and rapidly prototype ideas. Once they take form, you can put them to use and continue to iterate... Read review
Superblocks is the leading AI platform for internal enterprise applications. It brings business, IT, and engineering teams together with granular access controls like RBAC and SSO, version control, au
Users
Software Engineer
Industries
Computer Software
Financial Services
Market Segment
48% Small-Business
47% Mid-Market
Superblocks features and usability ratings that predict user satisfaction
8.6
Customization
Average: 8.4
9.6
Has the product been a good partner in doing business?
Average: 9.0
8.0
File Management
Average: 8.4
UC
Spawning APIs in seconds, being code-friendly, having version control, it's super fast customer support. Read review
TL
Superblocks is a great way to quickly test out and rapidly prototype ideas. Once they take form, you can put them to use and continue to iterate... Read review
Telerik and Kendo UI are comprehensive UI component libraries designed to assist .NET and JavaScript developers in creating modern, visually appealing, and robust applications. These libraries offer a
Users
Software Developer
Software Engineer
Industries
Computer Software
Information Technology and Services
Market Segment
51% Small-Business
26% Mid-Market
User Satisfaction
Progress Telerik features and usability ratings that predict user satisfaction
8.3
Customization
Average: 8.4
9.1
Has the product been a good partner in doing business?
Average: 9.0
8.5
File Management
Average: 8.4
What G2 Users Think
CO
Progress Telerik offers a comprehensive set of well-documented, high-quality UI components that are easy to integrate and customize. The controls... Read review
KB
They have an incredible selection of controls. I have yet to find something that I've needed that they don't have. There are so many additional... Read review
Telerik and Kendo UI are comprehensive UI component libraries designed to assist .NET and JavaScript developers in creating modern, visually appealing, and robust applications. These libraries offer a
Users
Software Developer
Software Engineer
Industries
Computer Software
Information Technology and Services
Market Segment
51% Small-Business
26% Mid-Market
Progress Telerik features and usability ratings that predict user satisfaction
8.3
Customization
Average: 8.4
9.1
Has the product been a good partner in doing business?
Average: 9.0
8.5
File Management
Average: 8.4
CO
Progress Telerik offers a comprehensive set of well-documented, high-quality UI components that are easy to integrate and customize. The controls... Read review
KB
They have an incredible selection of controls. I have yet to find something that I've needed that they don't have. There are so many additional... Read review
Caspio is an AI-enhanced application development platform that helps organizations of all sizes build secure, data-driven business applications, without writing code.
Trusted by more than 15,000 co
Users
President
Industries
Hospital & Health Care
Non-Profit Organization Management
Market Segment
63% Small-Business
24% Mid-Market
User Satisfaction
Caspio features and usability ratings that predict user satisfaction
8.3
Customization
Average: 8.4
8.9
Has the product been a good partner in doing business?
Average: 9.0
8.3
File Management
Average: 8.4
What G2 Users Think
JD
Easy to manage. Allows for quickly creating data groupings according to simple criteria or formulas. Read review
BK
Allison Seaver has been the reason we have been able to stay with Caspio. We love the Caspio platform and have for years. When our business... Read review
Caspio is an AI-enhanced application development platform that helps organizations of all sizes build secure, data-driven business applications, without writing code.
Trusted by more than 15,000 co
Users
President
Industries
Hospital & Health Care
Non-Profit Organization Management
Market Segment
63% Small-Business
24% Mid-Market
Caspio features and usability ratings that predict user satisfaction
8.3
Customization
Average: 8.4
8.9
Has the product been a good partner in doing business?
Average: 9.0
8.3
File Management
Average: 8.4
JD
Easy to manage. Allows for quickly creating data groupings according to simple criteria or formulas. Read review
BK
Allison Seaver has been the reason we have been able to stay with Caspio. We love the Caspio platform and have for years. When our business... Read review
HCL Domino is a rapid application platform that has been essential to business and IT developers alike for decades — to help build solutions with embedded workflow that can automate their business qui
Users
CEO
Industries
Information Technology and Services
Computer Software
Market Segment
43% Small-Business
31% Mid-Market
User Satisfaction
HCL Domino features and usability ratings that predict user satisfaction
8.8
Customization
Average: 8.4
8.2
Has the product been a good partner in doing business?
Average: 9.0
8.1
File Management
Average: 8.4
What G2 Users Think
AI
Backwards compatibility, fast development, security, all-in-one application server.
Developers with different skill levels can easiily use and... Read review
SH
Mail, applications, modern interfaces, developer friendly, browser, Notes clients, backwards compatable, it does everything in a single or multiple... Read review
HCL Domino is a rapid application platform that has been essential to business and IT developers alike for decades — to help build solutions with embedded workflow that can automate their business qui
Users
CEO
Industries
Information Technology and Services
Computer Software
Market Segment
43% Small-Business
31% Mid-Market
HCL Domino features and usability ratings that predict user satisfaction
8.8
Customization
Average: 8.4
8.2
Has the product been a good partner in doing business?
Average: 9.0
8.1
File Management
Average: 8.4
AI
Backwards compatibility, fast development, security, all-in-one application server.
Developers with different skill levels can easiily use and... Read review
SH
Mail, applications, modern interfaces, developer friendly, browser, Notes clients, backwards compatable, it does everything in a single or multiple... Read review
Kendo UI is a comprehensive suite of JavaScript UI libraries designed specifically for developers working with Angular, React, jQuery and Vue frameworks. This software development toolset aims to str
Users
Software Engineer
Software Developer
Industries
Computer Software
Information Technology and Services
Market Segment
36% Enterprise
33% Mid-Market
User Satisfaction
Progress Kendo UI features and usability ratings that predict user satisfaction
7.7
Customization
Average: 8.4
8.7
Has the product been a good partner in doing business?
Average: 9.0
7.5
File Management
Average: 8.4
What G2 Users Think
SK
Ui is apt and it's more focused on the explaining the products without confusing users. It has easy scroll and user friendly for even mobile page... Read review
AP
The feature I liked the most is Ready-to-use UI components that makes my life easy as a free lance web developer. Read review
Kendo UI is a comprehensive suite of JavaScript UI libraries designed specifically for developers working with Angular, React, jQuery and Vue frameworks. This software development toolset aims to str
Users
Software Engineer
Software Developer
Industries
Computer Software
Information Technology and Services
Market Segment
36% Enterprise
33% Mid-Market
Progress Kendo UI features and usability ratings that predict user satisfaction
7.7
Customization
Average: 8.4
8.7
Has the product been a good partner in doing business?
Average: 9.0
7.5
File Management
Average: 8.4
SK
Ui is apt and it's more focused on the explaining the products without confusing users. It has easy scroll and user friendly for even mobile page... Read review
AP
The feature I liked the most is Ready-to-use UI components that makes my life easy as a free lance web developer. Read review
With over 3 million reviews, we can provide the specific details that help you make an informed software buying decision for your business. Finding the right product is important, let us help.