Memfault vs Sentry: Which Should You Choose in 2026?
Choosing between Memfault and Sentry comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
By Toolradar Team · Last updated February 28, 2026 · Methodology
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Memfault
Embedded observability and OTA for IoT devices to fix defects before customers notice.
Best for you if:
- • Provides real-time observability for all types of embedded and IoT devices.
- • Automates crash data collection, debugging, and root cause analysis for in-field issues.
Sentry
Application monitoring & error tracking
Best for you if:
- • You want the higher-rated option (8.9/10 vs 0.0/10)
- • Error tracking for developers
- • Performance monitoring
| At a Glance |  Memfault |  Sentry |
|---|---|---|
Price | Free + Paid | Free + Paid |
Best For | Debugging | Debugging |
Rating | —/100 | 89/100 |
| Feature | Memfault | Sentry |
|---|---|---|
| Pricing Model | Freemium | Freemium |
| Editorial Score | — | 89 |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | DebuggingMonitoring | DebuggingMonitoring |
How Memfault and Sentry Compare
Memfault
Embedded observability and OTA for IoT devices to fix defects before customers notice.
Free tier available
Sentry
Application monitoring & error tracking
Free tier available · 89/100 score
Who Should Use What?
On a budget?
Both are freemium. Compare plans on their websites.
Go with: Memfault
Want the highest-rated option?
Sentry scores 89/100. Memfault is unrated.
Go with: Sentry
Value user reviews?
Neither has user reviews yet.
Go with: Sentry
3 Questions to Help You Decide
What's your budget?
Both are freemium. Pricing won't help you decide here.
What's your use case?
Both are debugging tools. Compare their specific features to decide.
How important are ratings?
Not all tools have been rated yet.
Key Takeaways
Sentry
- Higher score: 89/100 vs unrated
- Free tier available
- Our pick for this comparison
Memfault
The Bottom Line
Sentry (89/100) is our pick.
Frequently Asked Questions
Is Memfault or Sentry better?
Sentry scores 89/100 in our evaluation. Both are freemium.
What are Memfault and Sentry used for?
Memfault: Embedded observability and OTA for IoT devices to fix defects before customers notice.. Sentry: Application monitoring & error tracking.
What does Memfault cost vs Sentry?
Memfault is freemium (free tier + paid plans). Sentry is freemium (free tier + paid plans). Visit their websites for detailed pricing.