The best Sentry alternative in 2026 is GlitchTip for open-source, Sentry-compatible error tracking, Bugsnag or Rollbar for mature commercial monitoring, and Better Stack or Highlight for modern all-in-one observability that includes errors. Teams leave Sentry over pricing at scale and event quotas, not capability.
Key takeaway: Leave Sentry for cost and quotas, not features. GlitchTip is the open-source, Sentry-compatible option, Bugsnag and Rollbar are mature commercial picks, and Better Stack or Highlight fold errors into broader monitoring.
Error-tracking bills creep up quietly as event volume grows. Here is who each alternative is actually for.
GlitchTip
Open-source and compatible with Sentry SDKs, so you can often switch by changing a DSN. Best when you want Sentry-style error tracking you can self-host or run cheaply. Watch: fewer advanced features than Sentry's newer tracing and profiling.
Bugsnag
A mature commercial platform with stability scores and strong mobile support, good for teams that ship apps. Best when release health and mobile crash reporting matter. Watch: priced for established teams.
Rollbar
Solid error tracking with good grouping, workflow, and deployment tracking. Best as a like-for-like commercial Sentry swap. Watch: it overlaps Sentry closely, so the reason to move is usually price or workflow fit.
Highlight.io
Open-source observability combining session replay, errors, and logs in one tool. Best when you want to see the user session that caused the error, not just the stack trace. Watch: younger than the incumbents.
Better Stack
Folds error and uptime monitoring into logs and incident management with a clean, affordable interface. Best for small teams that want errors as part of broader monitoring. Watch: error depth is lighter than a dedicated tool.
When to stay on Sentry
If you rely on Sentry's breadth of SDKs, performance monitoring, profiling, and tracing in one place, it remains leading. Leave for a specific cost or quota reason.
FAQ
What is the cheapest Sentry alternative?
GlitchTip, because it is open-source and can be self-hosted or run on a cheap cloud plan while staying compatible with Sentry SDKs. Better Stack is also affordable if you want errors bundled with monitoring.
What is the best open-source Sentry alternative?
GlitchTip for Sentry-compatible error tracking, or Highlight.io if you want open-source session replay and logs alongside errors. Both let you self-host to control costs.
Is GlitchTip compatible with Sentry?
Yes. GlitchTip works with Sentry client SDKs, so migrating is often just a matter of pointing the DSN at GlitchTip instead of Sentry, which makes it a low-friction switch.
What is the best Sentry alternative for mobile apps?
Bugsnag, for its release health and stability scores designed around mobile crash reporting. It is the strongest choice when shipping iOS and Android apps is your main use case.
Related: Datadog alternatives for full observability, and the performance guides for what to measure.