Catch real user errors without standing up an APM
Drop in the SDK, ship a release, and you start seeing real errors with stack traces in minutes. The free Developer tier is enough until you have meaningful user volume.
Sentry
Analytics
Verified Editor's pick ANALYTICS
Sentry deal: 6 months free for founders
Sentry turns noisy stack traces into actionable bugs — see errors, latency spikes, and slow renders in one debugger-first dashboard.
- Detailed stack traces and breadcrumbs drastically reduce debug time
- Smart grouping cuts noise from duplicate errors
- Excellent ecosystem of integrations with dev tools
- Annual savings stack with renewals
SaaSTweaks Score
89/100Top Pick★★★★★
Sentry offers a strong verified discount for founders, exceptional capability as the category standard, and rapid time-to-value, backed by a massive developer trust base.
- Deal Strength8.0/10
VERIFIED DEAL MECHANIC: 'discount (6 months free for founders)' and SAVINGS CLAIM: '6 months free for founders' constitute a strong, verified discount for a specific audience.
- Value for Money9.0/10
EDITORIAL SUMMARY states 'Pricing fairness 8.5', 'Free Developer plan...isn't a toy', and 'Pricing scales predictably'. The free tier is generous and paid plans start at $26/mo, offering best-in-class value for the category.
- Capability10.0/10
EDITORIAL SUMMARY describes it as 'the de-facto standard' with 'Debugger-first error monitoring', 'Performance, traces, logs, Session Replay, and AI Autofix', supporting '30+ officially supported languages & SDKs'. This indicates category-leading depth.
- Time to Value9.0/10
EDITORIAL SUMMARY states '~10 min typical time to first stack trace from install' and LIVE SITE EVIDENCE says 'Monitor in five lines' and 'Drop in the SDK'. This points to near-instant usability.
- Trust & Reliability9.0/10
EDITORIAL SUMMARY notes '4M+ developers and 100K+ orgs', lists major customers (GitHub, Disney, Microsoft), and gives a Support score of 7.8. This shows a strong reputation and widespread adoption, though specific uptime/SLA details are not provided in inputs.
- Flexibility & Exit8.0/10
PRICING TIERS show a $0 Developer plan. EDITORIAL SUMMARY states 'Pricing scales predictably' and the free tier allows easy start. No evidence of lock-in; standard SaaS model implies monthly billing for paid plans, enabling cancel anytime with likely data export.
Scored 2026-06-06 · How we score →
About Sentry
Quick answer: Sentry is the de-facto standard for application error monitoring and APM for developer-led teams. It gives you stack traces with the exact line, frame, and commit that broke, plus Session Replay, distributed tracing, logs, and AI Autofix — all on a generous free tier. Buy it for any production web, mobile, or backend service you actually care about.
- Debugger-first error monitoring with source-mapped stack traces and suspect commits.
- Performance, traces, logs, Session Replay, and AI Autofix now live in one platform.
- Free Developer plan covers 5K errors / 10K transactions / 50 replays per month.
- Team plan starts around $26/mo, Business around $80/mo — verify current pricing.
- Best fit for engineering teams shipping JS, Python, Java, Go, Ruby, .NET, mobile, or PHP.
What is Sentry?
Sentry is an application monitoring platform built around one idea: errors should be debuggable, not just visible. Originally created in 2010 as an open-source Django side project by David Cramer, it now tracks exceptions, performance, logs, and user sessions across more than 30 languages and frameworks — including JavaScript, TypeScript, React, Next.js, Node, Python, Django, Flask, FastAPI, Java, Kotlin, Spring, Go, Ruby on Rails, .NET, Swift, Android, React Native, Flutter, PHP, and Rust.
What separates Sentry from generic log aggregators is its context. When an exception fires, Sentry captures the full stack trace, the local variables, the git commit, the release version, the user's browser, the slow DB query upstream, and — if you enable it — a video-like replay of the moments leading up to the crash. It's an opinionated product for the on-call engineer, not a SIEM for the security team.
Key features that actually matter in 2026
Debugger-first errors
Stack traces point to the exact line and frame. Source maps, suspect commits, and "who deployed this" are one click away. The breadcrumb timeline reconstructs user clicks, network calls, and console output leading to the error.
AI Autofix
Sentry's AI reads the stack trace, opens the relevant files in your connected GitHub repo, and drafts a PR with a proposed patch. It won't ship code for you, but it eliminates the 20-minute "where do I even start" step.
Session Replay
Pixel-accurate, scrubbable replays of real user sessions on web (and a mobile equivalent) with full error and rage-click context. Replays are sampled, not full-fidelity, and PII can be masked at the SDK level.
Tracing & APM
Distributed tracing across services, plus transaction summaries for slow renders, slow DB queries, N+1 detection, and the exact span that killed your p95 latency.
Logs (added 2024)
Structured logs finally live inside Sentry, so you can jump from a slow transaction to the underlying log line without opening a second tool.
Release health & alerts
Crash-free session rates, regression alerts the moment a release increases error volume, and integrations with Slack, PagerDuty, Linear, Jira, GitHub Actions, and Opsgenie.
30+
officially supported languages & SDKs
5,000
free errors per month on the Developer plan
~10 min
typical time to first stack trace from install
4M+
developers and 100K+ orgs in the Sentry ecosystem
Pricing breakdown
Sentry prices in errors, transactions (spans), and replays — with separate volume allowances for logs. Always confirm current rates on sentry.io/pricing, but the published tier shape is stable:
- Developer (Free): 5K errors, 10K transactions, 50 replays, 5 GB logs — single user. This is genuinely usable, not a 14-day trial.
- Team (from ~$26/mo): 50K errors, 100K transactions, 500 replays, project-level quotas, source map upload, and 30-day retention.
- Business (from ~$80/mo): 100K errors, 200K transactions, 1,000 replays, 90-day retention, SAML SSO, and SOC 2 Type II reporting.
- Enterprise (custom): Unlimited retention, HIPAA, dedicated support, and the Data Privacy & Security add-on (required for some compliance regimes).
Overage is billed predictably per 1K events. Hidden costs to watch: replay volume scales linearly with traffic, and the AI Autofix feature has its own included allowance before metered charges kick in.
Sentry vs the alternatives
| Capability | Sentry | Datadog APM | Rollbar | Bugsnag |
|---|---|---|---|---|
| Primary focus | Errors & APM, debugger-first | Full-stack observability | Error tracking | Mobile-first errors |
| Session Replay | Yes (web + mobile) | Yes (web only in core) | No | Limited |
| AI fix suggestions | Yes (Autofix PRs) | Watchdog (anomaly only) | No | No |
| Free tier usefulness | High (5K errors/mo) | Very limited (14 days) | Medium (5K/mo) | Medium (5K/mo) |
| Self-hosted option | Yes (sentry.io/self-hosted) | No | No | No |
| Typical entry price | ~$26/mo (Team) | ~$15/host/mo (APM only) | ~$25/mo (Essentials) | ~$59/mo (Plus) |
| Best for | Engineering teams of 2–500 | Large infra/SRE orgs | Small backend teams | Mobile-heavy teams |
When to pick something else
Choose Datadog if you need logs + infrastructure + APM in one bill and you're already paying them. Choose Rollbar if you only want lightweight error tracking on a backend service and don't need replay or tracing. Choose Bugsnag if you ship native mobile apps and care most about crash stability scores.
Who Sentry is for
✓ Use Sentry if you:
- Run any production web, mobile, or backend service where downtime costs money or trust.
- Want stack traces that link to the exact commit and developer, not just a wall of text.
- Need real user reproduction of bugs via Session Replay and rage-click detection.
- Use modern frameworks (Next.js, React, Django, FastAPI, Spring, Rails, Go) with frequent releases.
- Want a self-hosted option for compliance-sensitive environments.
✗ Skip if you:
- Only need uptime or status-page monitoring — try Better Stack or UptimeRobot instead.
- Already pay for a full Datadog or New Relic license and the APM minutes are bundled.
- Run a single hobby script and don't want another vendor relationship.
- Need a hardened, on-prem enterprise observability suite with deep custom RBAC — Sentry is engineering-led, not CISO-led.
How to get started
- Create a project
Sign up at sentry.io, pick your platform (Next.js, Django, etc.), and Sentry will generate a DSN — a URL your SDK sends events to.
- Install the SDK
Add @sentry/nextjs, sentry-sdk/django, sentry-sdk/fastapi, or the equivalent to your dependency file. Wrap your app entry point with Sentry.init() and you're collecting.
- Wire your source maps & release tags
Run sentry-cli or the Sentry webpack/Vite plugin in CI so that minified stack traces resolve to real lines. Tag the release with your git SHA.
- Connect your repo & chat
Link GitHub, GitLab, or Bitbucket for suspect commits and Autofix PRs. Connect Slack or PagerDuty for alerts. Add Linear or Jira to create issues from groups.
- Turn on Replay and Tracing
Enable Session Replay (with PII masking) and a sample rate for performance transactions. Watch your first slow database query surface within hours.
Verdict
Sentry has earned its place as the default error-monitoring tool for a reason: it respects how engineers actually debug. Source-mapped stack traces, suspect commits, replay, traces, and now AI-drafted fixes are not separate products — they're one workflow. The free tier is generous, the Team and Business pricing is fair for what you get, and the self-hosted option exists when compliance demands it.
Skip it only if you already live inside a full observability suite like Datadog or New Relic, or if your real need is uptime monitoring rather than code-level debugging. For everyone else shipping production code in 2026, Sentry is an easy buy.
✓ Verified · 2026
Start free with Sentry
Spin up a project in minutes, install an SDK, and watch your first real stack trace land before lunch. No credit card required.
Get started with Sentry →Capabilities
- • Real-time error tracking with stack traces and breadcrumbs
- • Performance monitoring with distributed tracing
- • Session Replay tied to errors and traces
- • Release health, regression detection, and source maps
- • Profiling for Python, Node, browser, and mobile
- • Integrations with 100+ frameworks and SDKs
- • Alerting through Slack, PagerDuty, and Opsgenie
- • Issue assignment with code owners and Git suspect commits
What's included
What SaaSTweaks members actually get with Sentry.
Tie every regression to a deploy and a commit
Release health, suspect commits, and code owners route a new error to the right engineer automatically. Mean time to fix drops by a noticeable amount in the first week.
Stop asking users for stack traces
Session Replay reproduces the bug in the engineer\u0027s screen — clicks, network calls, console logs — without asking the user to do anything. Tickets close faster and with less friction.
Performance traces that point at the slow query
Distributed tracing across services and the integrated profiler highlight the actual slow function or query, not a generic latency graph.
How to claim
-
Click claim
Hit the button on this page — opens the partner site in a new tab.
-
Sign up through the partner link
No code needed — the offer applies automatically when you register through our Sentry link.
-
Offer applies automatically
No surcharge to you — verified by the SaaSTweaks Deal Desk, not the vendor.
Members also claimed
ClickHouse
Analytics
$300 free credits + 30-day trial
$300 free credits + 30-day trial
PostHog
Analytics
Verified founder pricing
Verified founder pricing
Mixpanel
Analytics
1 year free (saves up to $50,000)
1 year free (saves up to $50,000)
Hotjar
Analytics
Save 40% on annual plans
Save 40% on annual plans
Supermetrics
Analytics
Verified offer
—
Optimizely
Analytics
Verified offer
—
Crazy Egg
Analytics
Free trial available
Free trial available
Google Analytics
Analytics
Verified offer
—
Frequently asked
Is Sentry free?
Yes. The Developer plan is free for one user with 5K errors, 10K performance units, and 50 replays per month. It is enough for a side project and a real evaluation of the platform.
How much does Sentry Team cost?
Team is $26 per month billed annually (or $29 monthly), which includes 50K errors, 5M spans, and 50 replays. Overage rates apply for additional volume — small apps stay close to base, noisy apps can run several times that.
Sentry vs Datadog — which one should we pick?
Sentry wins for application error tracking, session replay, and code-level debugging. Datadog wins for infrastructure metrics, host-level APM, and log aggregation. Many teams run both because they solve adjacent problems.
Sentry vs New Relic — what is the difference?
New Relic is a broader APM and infrastructure platform with data-volume pricing. Sentry is focused on errors, performance, and replay with event-volume pricing, which is friendlier for product engineering teams without an SRE.
Can Sentry replace LogRocket or FullStory?
Sentry Session Replay is tightly tied to errors and performance issues, which is its strength. For full-funnel UX analytics or sales-enablement replays, FullStory and Hotjar still cover ground Sentry does not.
Is there a founder or startup deal?
Yes. Sentry runs a startup program with extended credits, and a partner deal through FounderPass offers six months free, saving over $160. The SaaSTweaks team verified the offer in May 2026.
SaaSTweaks members
Ready to claim the Sentry deal?
What you get 6 months free for founders
Negotiated & verified directly by SaaSTweaks · Verified 3 weeks ago
Claim Sentry deal
Opens Sentry in a new tab — free, no markup
User reviews
What real Sentry users think — human-moderated. Reviewers may earn SaaSTweaks points for honest reviews; points never depend on the rating.
0.0 / 5
0 reviews
No reviews yet — be the first to share your experience.
Share your experience
Reviews go through quick moderation before publishing. Real experiences only. Members earn 100 SaaSTweaks points per approved review (+50 for a detailed one) — sign in first to earn. Points are awarded for any honest review, never for a particular rating.
Reviews on Trustpilot
What people say about Sentry on Trustpilot
3.3· 13 reviews on Trustpilot
Great service
I've had a great experience with Sentry. They have a generous free tier, and I ordered some stuff from the store which was really nice quality, especially for the price.
Reached out to customer support & they…
Reached out to customer support & they implemented the feature we needed - as a free client! What an amazing support team. Been using sentry for all of our software for 3 months… Read full review →
I used sentry several times for…
I used sentry several times for checking what kind of issues appear in our backend systems. worked always pretty good.
Solid tool, but be ready to pay for it
Honestly, I'm pretty happy with Sentry overall. I use it pretty much every day to track down bugs in my workflow, and it does the job really well. My only real problem is the… Read full review →
An excellent tool
An excellent tool. Issues and bugs become visible really well. Events and errors may quickly exceed the limit. Both managers and the dev team should keep an eye on that. Prices… Read full review →
doesn't work at all
doesn't work at all. set it up on my next.js project, used their instructions for generating an error and it will not move past the stupid 'verify your setup' screen even though I… Read full review →
Reviews shown are published on Trustpilot by their respective authors. SaaSTweaks displays a sample for transparency and does not edit review content; see Trustpilot for the full, current rating.