Braintrust
Rapidly ship AI without guesswork
Mobile FIRST
Smartphone and tablet simulator
Updated February 2026
| Braintrust | Mobile FIRST | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 4 | 7 |
| Pros | 1 | 15 |
| FactScore™ | 34.9 | 45.2 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Braintrust — Pros
Prompt managementBoth tools — Pros
—Only in Mobile FIRST — Pros
Mobile testing Accessibility Capture transparent PNG Clean UI Comprehensive solution Easy to use Extensive template collection Intuitive No sign-up required Plug and play Realistic device rendering Record screencasts Simple features Streamline website optimization Test dark modeOnly in Braintrust — Cons
—Both tools — Cons
—Only in Mobile FIRST — Cons
—Details
| Braintrust | Mobile FIRST | |
|---|---|---|
| Categories | Testing and QA software | Testing and QA software |
| Platforms | Web | Web |
| Became Popular | September 29, 2023 | July 10, 2023 |
| Website | braintrustdata.com | www.webmobilefirst.com |
Who Should Pick Which?
Choose Braintrust if...
- Prompt management
Choose Mobile FIRST if...
- Mobile testing
- Accessibility
- Capture transparent PNG
With a FactScore™ of 34.9 vs 45.2, Mobile FIRST leads in community reception. Braintrust uniquely offers Prompt management, while Mobile FIRST stands out for Mobile testing and Accessibility.
What Users Say
Braintrust
Braintrust has quickly become an essential platform for engineers on my team that are working on AI features. Given how hard it is to know precisely what LLMs are capable of, tools that allow engin...
Braintrust evals transformed our AI dev at Airtable—boosting our confidence weeks after adopting. It’s the feedback loop we needed to ship reliable, high-quality AI features faster.
Congrats on the launch! It's refreshing to see a product that prioritizes data ownership and provides such comprehensive language support. Their commitment to fostering the community with plans for...
Mobile FIRST
I love it! Glad I found your plugin!
Looks interesting!
The nice product has transformed my work as a product manager! With its extensive template collection for both mobile and desktop, it has become an essential tool for me. I use it almost every day ...
Related Comparisons
Frequently Asked Questions
Which is better, Braintrust or Mobile FIRST?
Based on FactScore™, Mobile FIRST leads with a score of 45.2 vs 34.9. Mobile FIRST has a higher rating of 5.0★ compared to 5.0★.
What are the pros of Braintrust compared to Mobile FIRST?
Braintrust uniquely offers: Prompt management.
What are the pros of Mobile FIRST compared to Braintrust?
Mobile FIRST uniquely offers: Mobile testing, Accessibility, Capture transparent PNG, Clean UI, Comprehensive solution.
Is Braintrust better rated than Mobile FIRST?
Braintrust is rated 5.0★ from 4 reviews. Mobile FIRST is rated 5.0★ from 7 reviews.
What is the FactScore™ of Braintrust and Mobile FIRST?
FactScore™ weighs rating and review volume together. Braintrust scores 34.9 and Mobile FIRST scores 45.2.
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