CRUDgen vs App Builders

While app builders offer a convenient and cost-effective way to create web applications, there are also several disadvantages that should be considered before using one. Here are some of the main drawbacks of app builders:

  1. Backend Technology Lock-in: App builders tie you to a specific technology stack or framework. If you decide to switch to a different technology in the future, migrating away from the generated code can be complex and time-consuming.

  2. App Builder Platform Lock-in: App builders are typically cloud-based services, meaning that the app relies on the availability and stability of the platform. If the app builder goes down or changes its policies, it can impact the app's functionality or even cause it to become unusable.

  3. Limited Offline Functionality: Some app builders focus primarily on web or cloud-based applications, limiting their offline functionality. integrates with any backend technology, can be deployed on any cloud/hosting provider or even offline

  4. Limited Functionality: App builders typically provide a set of pre-built features and templates that users can drag-and-drop to create their app. This can be limiting for those who need more complex or customized functionality.

  5. Scalability Limitations: App builders are often designed for smaller apps with a limited number of users. As the app grows in popularity, it may become difficult to scale the app to meet the demand. This can lead to performance issues and user dissatisfaction.

  6. Lack of Control over Code and Structure: App builders typically provide limited or no access to the underlying code and structure of the app. This can make it difficult to fix bugs, troubleshoot issues, or implement custom features.

  7. Security Concerns: App builders may not have the same level of security as custom-developed apps. This could introduce vulnerabilities that could compromise user data or lead to security breaches.

  8. Integration Challenges: Some app builders may not support integration with certain third-party services or APIs, limiting the app's ability to connect with other tools and platforms.
    ✅ does not control your backend and does not cause any backend limitations

  9. Branding and Advertising Limitations: Free app builders often require users to display their branding or advertisements within the app. This can be a significant drawback for businesses that want to maintain control over their brand image.

  10. Design Restrictions: App builders often have limited design options, making it difficult to create a truly unique and branded app. This can be a major drawback for businesses that intend to stand out from the competition.

  11. Lack of Uniqueness: Since app builders are used by a wide range of individuals and businesses, there is a risk that apps created with these tools may have a generic or cookie-cutter feel, lacking a distinctive user experience. UI is fully customizable and easy to customize with CSS variables, besides, You can replace the CSS files with your own or use your preferred framework

CRUDgen UI Generator

App Builders


Generates high quality feature-rich UI instantly

Builds and deploys simple apps used by non-developers


UI Delivery Speed


You add your tables’ fields and the UI will be generated instantly


You learn how to use the system, then you use their UI blocks to build every page

UI/UX Quality


High-quality UI/UX because it’s the main focus


Good quality UI/UX but with limited functionality


Backend Integration


Easily integrated


Integrated and deployed

Backend Technology


Integrated with any backend technology

Locked in their backend technology

Backend Quality


You are in full control of making the backend at world-class standards


You cannot control the security, speed, performance, SEO, optimisation issues

Best for



Development teams

Full-stack developers

Backend developers

Frontend developers




Small and big projects for any purpose. New or to improve the UI of existing projects.

Simple projects with limited functionality

See detailed comparisons:
CRUDgen vs App Builders Comparison

CRUDgen vs Full-stack CRUD Generators

CRUDgen vs UI Kits Comparison vs other Technologies Comparisons