saasrankedSoftware, ranked on the facts

error monitoring tool · Functional Software, Inc. (Sentry)

Sentry

Error tracking with a free Developer plan, a $26 Team plan and a self-hostable server under a source-available licence.

88/100

#1 of 12 error monitoring tools
Facts checked 9 Oct 2026

In short

Sentry suits small teams that need SDKs for most languages and mobile platforms, with a free plan to start and a $26 paid plan1,2. You can choose US or EU storage and run the server yourself9,13. The catch: the server licence is source-available, not open source, and SAML sign-in costs $80 a month on Business1,10,12.

Best for: Small teams that want wide SDK coverage and the option to self-host.

Where the points come from

SDK coverage20 of 20
Debugging17 of 17
Alerts and workflow10 of 10
Hosting and security20 of 25
Price and limits21 of 28

SDK coverage 20 of 20 points

RuleWhat is publishedPoints
Web and server SDKsJavaScript, Python, Java, .NET, PHP, RubyThe platforms page lists all six, none marked alpha or beta2.12 / 12
Mobile SDKsiOS, Android, React Native, FlutterApple (with iOS), Android, React Native and Flutter (under Dart) are listed2.8 / 8

Debugging 17 of 17 points

RuleWhat is publishedPoints
Source mapsYesDocs say to upload source maps for readable stack traces3.6 / 6
Mobile symbol filesYesDocs describe uploading dSYM files and ProGuard/R8 mapping files14,15.4 / 4
Release trackingYesReleases docs describe finding issues and regressions introduced in a release, plus suspect commits4.4 / 4
Event trail before the errorYesBreadcrumbs create a trail of events before an issue and show on the issue page5.3 / 3

Alerts and workflow 10 of 10 points

RuleWhat is publishedPoints
Alert channelsEmail, Slack, Microsoft Teams, PagerDutyEmail by default; the integrations page lists Slack, Microsoft Teams and PagerDuty alerts6,7.4 / 4
Issue tracker integrationYesIntegrations list Jira, GitHub and GitLab issue creation or linking; no plan limit shown6.3 / 3
Spike and quota controlsYesSpike protection rate-limits a project during a spike; manual rate limits can be set on DSN keys8.3 / 3

Hosting and security 20 of 25 points

RuleWhat is publishedPoints
Self-hostingYesDocs explain running Sentry on your own server with Docker Compose; no dedicated support9.6 / 6
Open sourceNoThe server uses the Functional Source License, converting to Apache 2.0 after two years10.0 / 5
SOC 2 Type II or ISO 27001YesTrust page offers a 'SOC 2 Type 2 Report and ISO 27001 Certificate'11.6 / 6
Single sign-on (SAML or OIDC)YesSAML2 providers such as Okta work on Business or Enterprise plans12.5 / 5
EU data regionYesOrganizations choose US (Iowa) or EU (Frankfurt) storage when created; plan limits are not stated13.3 / 3

Price and limits 21 of 28 points

RuleWhat is publishedPoints
Free planYesThe Developer plan is free1.5 / 5
Events on the free plan5000Developer plan, 5,000 error events a month1.3 / 5
Cheapest paid plan$26/moTeam, $26 a month with annual billing1.4 / 8
Events on the cheapest paid plan50000Team includes 50,000 error events a month1.4 / 5
Error history on the cheapest paid plan90Team lists up to 90 days of data retention1.5 / 5

The rule behind each line: how we score error monitoring tools.

Plans and prices

As the vendor lists them, before tax. Prices are in US dollars unless the plan shows euros; the points use US dollars, with euros converted at the ECB rate.

PlanPrice as listedPer monthNotes
Developer1 personFree1$05,000 error events a month, 30 days of history
TeamTeams$26/month1$2650,000 error events, up to 90 days of history
BusinessTeams$80/month1$80Adds SAML and SCIM support
EnterpriseLarge organizationsCustom1QuoteIncludes Business features

The pricing page shows $26 for Team 'when billed annually with default pre-paid data' and shows no separate monthly-billing price1.

Strengths

  • SDKs are listed for JavaScript, Python, Java, .NET, PHP, Ruby, Apple, Android, React Native and Flutter2.
  • Docs cover source map, dSYM and ProGuard/R8 uploads for readable stack traces3,14,15.
  • Built-in integrations include Slack, Microsoft Teams, PagerDuty, Jira, GitHub and GitLab6.
  • Organizations can store data in the EU (Frankfurt) or the US13.

Limits

  • The Functional Source License is source-available, so the server is not open source10.
  • SAML single sign-on is limited to Business and Enterprise plans1,12.
  • The free plan includes only 5,000 error events a month1.
  • Sentry published several critical SAML sign-in advisories in 202616.

Concerns on record

  • Sentry's own GitHub security advisories include four rated Critical for improper authentication in SAML SSO, published on Feb 18, Apr 22, Jul 24 and Aug 17, 202616.

Other error monitoring tools

  1. 2
    BugSnagTeams with web and mobile apps that want readable crash reports and an on-premise option
    86/100
    $20/mocheapest paid plan
  2. 3
    HoneybadgerSmall web teams that want flat pricing and many language libraries
    78/100
    $23.83/mocheapest paid plan
  3. 4
    RollbarSmall web teams that want cheap paid tiers and deploy tracking
    77/100
    $7.50/mocheapest paid plan
  4. 5
    GlitchTipSmall teams that want Sentry-compatible tracking with an MIT-licensed server they can self-host
    69/100
    $15/mocheapest paid plan

Sentry vs BugSnag · Sentry vs Honeybadger · All 12 error monitoring tools

Sources

  1. Sentry pricing, Sentry. Accessed 9 Oct 2026.
  2. Platforms, Sentry docs. Accessed 9 Oct 2026.
  3. Source maps for JavaScript, Sentry docs. Accessed 9 Oct 2026.
  4. Releases, Sentry docs. Accessed 9 Oct 2026.
  5. Breadcrumbs, Sentry docs. Accessed 9 Oct 2026.
  6. Integrations, Sentry docs. Accessed 9 Oct 2026.
  7. Notifications, Sentry docs. Accessed 9 Oct 2026.
  8. Spike protection, Sentry docs. Accessed 9 Oct 2026.
  9. Self-hosted Sentry, Sentry developer docs. Accessed 9 Oct 2026.
  10. Sentry licence (FSL-1.1-Apache-2.0), GitHub. Accessed 9 Oct 2026.
  11. Sentry trust centre, Sentry. Accessed 9 Oct 2026.
  12. Single sign-on, Sentry docs. Accessed 9 Oct 2026.
  13. Data storage location, Sentry docs. Accessed 9 Oct 2026.
  14. ProGuard for Android, Sentry docs. Accessed 9 Oct 2026.
  15. dSYM uploads for iOS, Sentry docs. Accessed 9 Oct 2026.
  16. Security advisories, getsentry/sentry, GitHub. Accessed 9 Oct 2026.

Website: sentry.io · Markdown version · We are not affiliated with Functional Software, Inc. (Sentry).