Sentry’s real-time error tracking gives you insight into production deployments and information to reproduce and fix crashes—before your users contact you.
Cost / License
- Freemium (Subscription)
- Proprietary
Application type
Platforms
- Online
- Self-Hosted



Sentry is the most popular Web-based & Self-Hosted alternative to Raygun.
Sentry is the most popular free alternative to Raygun.
- Sentry is Freemium and Proprietary





















































Pricing plans are a lot more friendly: there is a free plan and on paid plans are only bound to number of reported events per month. On Raygun you also have to pay for additional apps even if they do not generate any events.