Chrome Developers
Let's build the future of the web
Marvin
Extension to auto-fill Stripe's Test Card and payment info
Updated June 2026
| Chrome Developers | Marvin | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 4 | 2 |
| Pros | 0 | 0 |
| FactScore™ | 34.9 | 23.9 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Chrome Developers — Pros
No unique pros listedBoth tools — Pros
—Only in Marvin — Pros
No unique pros listedOnly in Chrome Developers — Cons
—Both tools — Cons
—Only in Marvin — Cons
—Details
| Chrome Developers | Marvin | |
|---|---|---|
| Categories | Web browsers, Chrome Extensions, News | Web browsers, Automation tools, Testing and QA software |
| Platforms | Web | Web |
| Added | November 13, 2018 | May 12, 2024 |
| Website | web.dev | marvinbot.com |
Who Should Pick Which?
Choose Chrome Developers if...
- No unique pros listed
Choose Marvin if...
- No unique pros listed
With a FactScore™ of 34.9 vs 23.9, Chrome Developers leads in community reception. Chrome Developers uniquely offers No unique pros listed, while Marvin stands out for No unique pros listed.
What Users Say
Chrome Developers
Powered by Chrome's built-in Prompt API (for 100% private, on-device AI).
I really love the simplicity
I like it
Marvin
Super convenient, does exactly what it promises to do
Related Comparisons
Frequently Asked Questions
Which is better, Chrome Developers or Marvin?
Based on FactScore™, Chrome Developers leads with a score of 34.9 vs 23.9. Chrome Developers has a higher rating of 5.0★ compared to 5.0★.
What are the pros of Chrome Developers compared to Marvin?
Chrome Developers uniquely offers: No unique pros listed.
What are the pros of Marvin compared to Chrome Developers?
Marvin uniquely offers: No unique pros listed.
Is Chrome Developers better rated than Marvin?
Chrome Developers is rated 5.0★ from 4 reviews. Marvin is rated 5.0★ from 2 reviews.
What is the FactScore™ of Chrome Developers and Marvin?
FactScore™ weighs rating and review volume together. Chrome Developers scores 34.9 and Marvin scores 23.9.
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