Kerno
Testing Co-Pilot for Backend Engineers
Mobile FIRST
Smartphone and tablet simulator
Updated February 2026
| Kerno | Mobile FIRST | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 1 | 7 |
| Pros | 0 | 15 |
| FactScore™ | 15.1 | 45.2 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Kerno — Pros
No unique pros listedBoth 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 Kerno — Cons
—Both tools — Cons
—Only in Mobile FIRST — Cons
—Details
| Kerno | Mobile FIRST | |
|---|---|---|
| Categories | Testing and QA software | Testing and QA software |
| Platforms | Web | Web |
| Became Popular | June 27, 2024 | July 10, 2023 |
| Website | kerno.io | www.webmobilefirst.com |
Who Should Pick Which?
Choose Kerno if...
- No unique pros listed
Choose Mobile FIRST if...
- Mobile testing
- Accessibility
- Capture transparent PNG
With a FactScore™ of 15.1 vs 45.2, Mobile FIRST leads in community reception. Kerno uniquely offers No unique pros listed, while Mobile FIRST stands out for Mobile testing and Accessibility.
What Users Say
Kerno
We were looking for a way to proactively detect and resolve operational issues before they escalated—and Kerno delivered. It helps us move faster and with more confidence. The onboarding was seamle...
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, Kerno or Mobile FIRST?
Based on FactScore™, Mobile FIRST leads with a score of 45.2 vs 15.1. Mobile FIRST has a higher rating of 5.0★ compared to 5.0★.
What are the pros of Kerno compared to Mobile FIRST?
Kerno uniquely offers: No unique pros listed.
What are the pros of Mobile FIRST compared to Kerno?
Mobile FIRST uniquely offers: Mobile testing, Accessibility, Capture transparent PNG, Clean UI, Comprehensive solution.
Is Kerno better rated than Mobile FIRST?
Kerno is rated 5.0★ from 1 reviews. Mobile FIRST is rated 5.0★ from 7 reviews.
What is the FactScore™ of Kerno and Mobile FIRST?
FactScore™ weighs rating and review volume together. Kerno scores 15.1 and Mobile FIRST scores 45.2.
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