Thunkable
AI App Builder
Bubble
AI App BuilderThunkable vs Bubble
Thunkable and Bubble are both popular choices, but they serve different needs. Thunkable is a AI App Builder with heavy AI involvement in the build process, while Bubble is a AI App Builder that leans heavily on AI-generated output.
Below you'll find a side-by-side breakdown of detection signals, AI scores, and technical fingerprints — plus our honest take on which builder wins for different use cases.
Side-by-Side Comparison
| | |
|---|---|---|
| Category | AI App Builder | AI App Builder |
| AI Score | 75/100 — AI-Assisted | 75/100 — AI-Assisted |
| Detection Signals | 8 patterns | 5 patterns |
| Script Detection | 3 patterns | 2 patterns |
| CDN Detection | 2 domains | — |
| Header Detection | — | 1 headers |
| Sites Detected | No data yet | 113 scans |
| Best For | Full-stack apps & SaaS productsTry Thunkable → | Full-stack apps & SaaS productsTry Bubble → |
| Official Website | Visit | Visit |
Example Websites
Thunkable websites
Bubble websites
Thunkable
AI App Builder
Thunkable is a ai app builder with an AI Score of 75/100 (AI-Assisted). Our detection engine uses 8 signal patterns to identify Thunkable-built sites.
Bubble
AI App Builder
Bubble is a ai app builder with an AI Score of 75/100 (AI-Assisted). Our detection engine uses 5 signal patterns to identify Bubble-built sites.
Platform Overviews
Thunkable
Thunkable is a drag-and-drop visual programming platform for building native mobile apps (iOS and Android) and web applications without writing code — using a block-based logic system inspired by MIT Scratch. It's widely adopted in educational settings, computer science classrooms, and by non-technical entrepreneurs building their first mobile product. Thunkable apps can be published directly to the web as web apps or submitted to the App Store and Google Play as native applications. Web apps published via Thunkable load scripts from thunkable.com or thunkable.io hosting infrastructure and include Thunkable-specific markup patterns in their HTML. The platform's distinctive screen-based architecture (each app 'screen' becomes a separate view) creates recognizable URL and DOM patterns. Pricing starts at a free tier with Thunkable branding, with Pro plans from $21/month.
Bubble
Bubble is the most mature and powerful no-code application builder, enabling non-developers to create complex web applications with databases, business logic, user authentication, and API integrations through a visual editor. Unlike newer AI builders, Bubble uses a structured visual workflow editor rather than natural language generation — giving experienced users more precise control over application behavior. It powers marketplaces, social networks, CRMs, SaaS tools, and two-sided platforms that would typically require a development team. Bubble sites are hosted on bubble.io infrastructure and are identifiable through their distinctive JavaScript runtime, bubble.io CDN asset requests, and Bubble-specific URL patterns. Pricing starts at a free plan with Bubble branding, and paid plans start at $29/month.
Key Differences
- Both Thunkable and Bubble are classified as AI App Builder tools, making them the most direct competitors in this comparison.
- Thunkable scores higher on AI involvement (75/100 vs 75/100 for Bubble), meaning it relies more heavily on AI for site generation and content creation.
- Our detection engine identifies Thunkable using 8 fingerprint patterns and Bubble using 5 patterns — more signals generally means more reliable detection.
Which Should You Choose?
Choose Thunkable if…
- You prefer a ai app builder solution
- You want heavy AI involvement in the design process
- Thunkable's detection fingerprint of 8 signals means your site is reliably identifiable
Choose Bubble if…
- You need a ai app builder approach
- AI-assisted generation is a priority for your workflow
- Bubble's ecosystem and community better match your team's existing workflow
Our Pick — Based on 113+ detections
Bubble
The most frequently detected ai app builder in our scan database.
Was this helpful?
Check Which Builder Powers a Site
Curious if a website uses Thunkable or Bubble? Scan it now — free.
Thunkable vs Replit AI
Thunkable vs Builder.io
Thunkable vs Glide
Thunkable vs Softr
Thunkable vs FlutterFlow
Thunkable vs Adalo