Comparing the best low-code platforms for developers
It’s hard to find the best low-code platform for your situation. Many options, each unique. Save the confusion: compare seven of the best low-code platforms here.
It’s hard to find the best low-code platform for your situation. Many options, each unique. Save the confusion: compare seven of the best low-code platforms here.


Compare low-code platforms by features
Mendix vs Outsystems vs. Appian… Each of the top low-code tools serves a unique use case, suiting different types of developers and projects.
It’s important to make an informed choice, or you might waste time and resources on a low-code tool that isn’t fit for purpose
Pricing
ondeva
- Free forever, up to 100 page views/month.
- Pay per view over 100.

Appian
- Per-user subscription model.
- Paywalled features over three tiers.
Outsystems
- Subscription model.
- Paywalled features over three tiers.

Kissflow
- Subscription model from $1,500/month.
- Paywalled features over two tiers.

Mendix
- Subscription model from $75/five users/month.
- Paywalled features over four tiers.

Bubble
- Subscription model from $29/one user/month.
- Paywalled features over five tiers.

Zoho Creator
- Subscription model from $8/user/month.
- Paywalled features over four tiers.
Free Trial
ondeva
Free tier with full access. Pay only after 100 monthly views

Appian
No free trial or tier.
Outsystems
Free tier. Build one app.

Kissflow
No free trial or tier.

Mendix
Free tier. App shuts down after a few hours.

Bubble
Free tier. Only pay if you publish.

Zoho Creator
Free 15-day trial.
GDPR Compliance
ondeva
Compliant. Choice of localized servers (e.g. EU-only).

Appian
Compliant. Worldwide servers.
Outsystems
Compliant. Worldwide servers.

Kissflow
Compliant. Worldwide servers.

Mendix
Compliant. Worldwide servers.

Bubble
Compliant. Worldwide servers.

Zoho Creator
Compliant. Worldwide servers.
Scalability
ondeva
Seamless automatic scaling and load balancing.
Free.

Appian
Apps are scalable, but for an increased price.
Outsystems
- Horizontal and vertical scaling.
- Adaptive load balancing in-built.

Kissflow
Easy to scale internally, with multiple use cases met by the product.

Mendix
Scalability only possible with Premium plan.

Bubble
Apps are scalable, but for an increased price.

Zoho Creator
Apps are scalable, but for an increased price.
Extensibility
ondeva
- Write custom code in JavaScript and Node.js
- Developer SDKs available

Appian
- Write custom code in Java.
- Developer SDKs available.
Outsystems
- Write custom code in C#.
- Developer SDKs available.

Kissflow
- Write custom code in JavaScript.
- Developer SDKs available.

Mendix
- Write custom code in Java, Typescript, ES6, and JavaScript.
- Developer SDKs available.

Bubble
- Write custom code in JavaScript.

Zoho Creator
- Write custom logic in Zoho’s Deluge language.
- Developer SDKs available.
Pricing
Free Trial
GDPR Compliance
Scalability
Extensibility
Kettufy
- Free forever, up to 2,500 page views/month.
- Pay per view over 2,500.
Free tier with full access.
Only pay if you go live.
Compliant. Choice of localized servers (e.g. EU-only).
Seamless automatic scaling and load balancing.
Free.
- Write custom code in JavaScript and Node.js
- Developer SDKs available

Appian
- Per-user subscription model.
- Paywalled features over three tiers.
No free trial or tier.
Compliant. Worldwide servers.
Apps are scalable, but for an increased price.
- Write custom code in Java.
- Developer SDKs available.
Outsystems
- Paywalled features over three tiers.
- Paywalled features over three tiers.
Free tier. Build one app.
Compliant. Worldwide servers.
- Horizontal and vertical scaling.
- Adaptive load balancing in-built.
- Write custom code in C#.
- Developer SDKs available.

Kissflow
- Subscription model from $1,500/month.
- Paywalled features over two tiers.
No free trial or tier.
Compliant. Worldwide servers.
Easy to scale internally, with multiple use cases met by the product.
- Write custom code in JavaScript.
- Developer SDKs available.

Mendix
- Subscription model from $75/five users/month.
- Paywalled features over four tiers.
Free tier. App shuts down after a few hours.
Compliant. Worldwide servers.
Scalability only possible with Premium plan.
- Write custom code in Java, Typescript, ES6, and JavaScript.
- Developer SDKs available.

Bubble
- Subscription model from $29/one user/month.
- Paywalled features over five tiers.
Free tier. Only pay if you publish.
Compliant. Worldwide servers.
Apps are scalable, but for an increased price.
- Write custom code in JavaScript.

Zoho Creator
- Subscription model from $8/user/month.
- Paywalled features over four tiers.
Free 15-day trial.
Compliant. Worldwide servers.
Apps are scalable, but for an increased price.
- Write custom logic in Zoho’s Deluge language.
- Developer SDKs available.
Pricing
Free Trial
GDPR Compliance
Scalability
Extensibility
ondeva
- Free forever, up to 100 page views/month.
- Pay per view over 100.
Free tier with full access.
Pay only after 100 monthly views
Compliant. Choice of localized servers (e.g. EU-only).
Seamless automatic scaling and load balancing.
Free.
- Write custom code in JavaScript and Node.js
- Developer SDKs available

Appian
- Per-user subscription model.
- Paywalled features over three tiers.
No free trial or tier.
Compliant. Worldwide servers.
Apps are scalable, but for an increased price.
- Write custom code in Java.
- Developer SDKs available.
Outsystems
- Paywalled features over three tiers.
- Paywalled features over three tiers.
Free tier. Build one app.
Compliant. Worldwide servers.
- Horizontal and vertical scaling.
- Adaptive load balancing in-built.
- Write custom code in C#.
- Developer SDKs available.

Kissflow
- Subscription model from $1,500/month.
- Paywalled features over two tiers.
No free trial or tier.
Compliant. Worldwide servers.
Easy to scale internally, with multiple use cases met by the product.
- Write custom code in JavaScript.
- Developer SDKs available.

Mendix
- Subscription model from $75/five users/month.
- Paywalled features over four tiers.
Free tier. App shuts down after a few hours.
Compliant. Worldwide servers.
Scalability only possible with Premium plan.
- Write custom code in Java, Typescript, ES6, and JavaScript.
- Developer SDKs available.

Bubble
- Subscription model from $29/one user/month.
- Paywalled features over five tiers.
Free tier. Only pay if you publish.
Compliant. Worldwide servers.
Apps are scalable, but for an increased price.
- Write custom code in JavaScript.

Zoho Creator
- Subscription model from $8/user/month.
- Paywalled features over four tiers.
Free 15-day trial.
Compliant. Worldwide servers.
Apps are scalable, but for an increased price.
- Write custom logic in Zoho’s Deluge language.
- Developer SDKs available.
Reviewing the top low-code platforms in more detail
You’ve seen the features of the best low-code platforms on the market, but the devil is in the detail. A more detailed review should help if you’re still trying to decide which to choose.
By the time you’re finished, you should be ready to make an informed choice about seven of the best low-code development platforms.
ondeva: in a nutshell
ondeva is a low-code platform that prioritizes scalability, iteration, and accessibility. It’s a great choice for rapid application development, data integration projects and digital transformation projects. All while protecting limited dev resources.
As we see it, ondeva is great for stretched dev teams and lean companies looking for maximum impact. If you want the best free low-code platform, ondeva should be on your list.
Build for free, forever. Only pay after 100 monthly views when live.
Build for free, forever. Only pay after 100 monthly views when live.


- Seamless scalability. Serve 100 or 100,000 users without performance issues.
- Customize, personalize, and power-up your tools by integrating your own code.
- GDPR compliant, with EU-only servers and infrastructure. Zero data processing outside of the EU.
- Free forever. Only pay when your app goes above 100 monthly views.
- Support and documentation to suit your learning style.
- Powerful automations and pre-coded logic.
- Extensive platform and API integrations.

Appian: in a nutshell
Appian is all about automating business processes. Tools built with Appian can be just as beneficial for customers as internal teams. If you have complicated data flows in your business, Appian can be a fine choice.
- In-built generative AI for document processing and automation.
- Reactive web and native mobile design - build once, launch everywhere.
- Process mining gives you a view of inefficiencies in the real-world usage of your apps.
Quality of UI is mentioned regularly in customer reviews.
Powerful automations, enhanced by AI.
All the tools you need in-platform.
Steep learning curve. Even experienced users will need to spend time learning Appian’s most complex tasks.
Some reviewers note a lack of integration with popular tools (e.g. Figma).
Restrictive and potentially expensive pricing models.
Outsystems: in a nutshell
Outsystems is popular and well-liked as a low-code platform. Its users build applications for both external and internal use, which speaks to its versatility. The platform is technology-led, with priority placed on features like cloud hosting and scalability.
- Full-stack development.
- Applications can scale to enterprise-level.
- Cloud-native architecture offers improved uptime and performance.
- Reviewers praise the speed of the development environment and the tools it creates.
- Users can build one app for free, providing a great (if limited) starting point.
- Mobile development capabilities are highly praised.
- Reviewers share frustration at a lack of branching for development and deployment.
- Self-hosting and ISO-standard compliance only available at enterprise level.
- Not built with smaller organizations and teams as the target users.

Kissflow: in a nutshell
Kissflow is built for multiple personas, not just developers. A big appeal of this platform is that it can bring different teams together with a shared language and interface. Best used in complex, large organizations.
- Offers templates for common use cases.
- Extensive integrations with third-party software.
- Centralized governance, protecting the business and users from costly errors.
- Widely used, meaning most problems are likely to have been solved already.
- Reviewers value its high levels of customizability and flexibility.
- Templates make onboarding clear and easy for new users.
- High cost for the most basic package available, with no free trials.
- Reviewers mention a lack of product innovation and updates.
- A number of useful features are paywalled.

Mendix: in a nutshell
Mendix is one of the largest platforms in the market and can be considered a pioneer in the low-code movement, having launched in 2005. Popular with many large corporations, Mendix provides a powerful environment for developers to build high-performing apps.
- Integrated AI assistant helps users build to maximum potential.
- Huge range of tools for developing the UI of apps, as well as the back-end.
- Mendix Marketplace is full of useful components, built by Mendix and users.
- Regular updates and bug fixes keep the platform performing to high standards.
- A strong user community, centered around the component marketplace.
- Reviews praise the platform’s use across the product lifecycle.
- Some reviewers highlight the need for significant IT infrastructure to launch apps.
- Free and cheapest price points are fairly limited in terms of features.
- Steep learning curve, with complex features to learn.

Bubble.io: in a nutshell
Bubble is a simple, visual, drag-and-drop design platform. Users can create working applications in a completely no-code environment. If you need to build a simple application with little-to-no coding experience, Bubble could be for you.
- Large plugin marketplace, making applications easy to expand.
- No-code development makes Bubble.io simple for users of all abilities.
- Detailed collaborative environment, with trackable changes and isolated version controls.
- Free plan available, making it easy to trial the platform without a commitment.
- Speed of development and deployment are highly praised in reviews.
- Accessible for users across your business.
- Some reviewers reference a lack of clear documentation.
- More complex components require manual coding.
- Not suitable for large-scale applications.

Zoho Creator: in a nutshell
Zoho Creator is a user-friendly low-code platform that aims to make development and data flows accessible to all. The platform’s templates and pre-built solutions make it incredibly easy to get started and for users to learn on-the-go.
- Strict privacy policies and commitments.
- Natural language parsing unlocks insights for non-technical users.
- All apps built in Zoho Creator come with native iOS and Android apps.
- Reviewers mention the shallow learning curve and ease of use.
- Integrations with Microsoft and Google workspaces.
- Quick to learn and smooth onboarding.
- Custom code additions must be written in Zoho’s own language ‘Deluge’.
- Products lack customization options, especially as complexity increases.
- Some reviewers highlight a lack of scalability for the apps they’ve built.
Time to choose your low-code platform
That was a lot of information, but it’s necessary to highlight the differences between the best low-code platforms out there. Only you can decide what’s best for your needs, capacity, and capability, we just hope the information on this page helps make that a little easier.
Honestly? We want you to choose the right platform for you, even if that isn’t ondeva. If your research is leading you towards ondeva, though, then we’d love for you to try our platform out.
Whether you’re brand new to low-code or looking for a Bubble.io alternative after a few years of use, you can start building with ondeva right this second. No commitments, no costs.
Hear from companies that use ondeva already
"Switching to ondeva was a game-changer for our development process. Its rapid prototyping and efficient scaling capabilities turned our web app into a constantly evolving platform. Highly recommend for resource-smart teams."
“Switching to ondeva was a game-changer for our development process. Its rapid prototyping and efficient scaling capabilities turned our web app into a constantly evolving platform. Highly recommend for resource-smart teams."
Application Consultant, Gründerplattform
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