Sentry vs BetterStack vs Axiom for Logging (2026)
Monitoring your app in 2026 means choosing between specialized tools. Sentry dominates error tracking. BetterStack combines logs, uptime, and incident management. Axiom offers unlimited log ingestion. Here's how they compare.
Quick Verdict
- Sentry — Best for error tracking and debugging (stack traces, replays, performance)
- BetterStack — Best all-in-one (logs + uptime + incidents + status pages)
- Axiom — Best for high-volume log analytics at low cost
What Each Tool Actually Does
These tools overlap but have different core strengths:
Sentry catches errors in your code. Stack traces, breadcrumbs, session replay, performance monitoring. It answers: "What broke and why?"
BetterStack (formerly Logtail) manages logs, uptime monitoring, and incident response. It answers: "Is everything running? What happened?"
Axiom ingests and queries massive volumes of structured data (logs, events, traces). It answers: "What patterns exist across all my data?"
Feature Comparison
| Feature | Sentry | BetterStack | Axiom |
|---|---|---|---|
| Error tracking | ✅ Best-in-class | ❌ | ❌ |
| Log management | ❌ | ✅ | ✅ Best |
| Uptime monitoring | ❌ | ✅ | ❌ |
| Status pages | ❌ | ✅ | ❌ |
| Incident management | ❌ | ✅ | ❌ |
| Session replay | ✅ | ❌ | ❌ |
| Performance monitoring | ✅ | ❌ | ✅ (via traces) |
| Alerts | ✅ | ✅ | ✅ |
| Dashboards | Basic | ✅ | ✅ Best |
Pricing
| Sentry | BetterStack | Axiom | |
|---|---|---|---|
| Free tier | 5K errors/mo | 1GB logs/mo + 5 monitors | 500GB ingest/mo |
| Paid starts at | $26/mo (Team) | $24/mo | $25/mo |
| Data retention (free) | 30 days | 3 days | 30 days |
| Per-GB cost | N/A (error-based) | ~$0.25/GB | ~$0.35/GB |
| Overage model | Per-event | Per-GB | Per-GB |
Axiom's free tier is remarkable — 500GB/month of log ingestion for free. For startups and side projects, you may never need to pay.
Developer Experience
Sentry
SDKs for every language and framework. Install, add DSN, errors are captured automatically. Source maps for minified JS. Release tracking. The setup experience is polished.
BetterStack
Clean dashboard. Log search feels like grep in a GUI. Uptime checks are dead simple. Status page creation takes minutes. Less polished SDK experience than Sentry.
Axiom
Query language (APL) is powerful but has a learning curve. Dashboard builder is excellent. Integrations with Vercel, Next.js, and common platforms. The free tier generosity means you can experiment freely.
Use Case Matrix
| Use Case | Best Tool |
|---|---|
| Catch and debug frontend errors | Sentry |
| Catch and debug backend errors | Sentry |
| Centralized log storage and search | Axiom or BetterStack |
| Uptime monitoring | BetterStack |
| Status pages for customers | BetterStack |
| On-call and incident management | BetterStack |
| High-volume event analytics | Axiom |
| Session replay | Sentry |
| Performance tracing | Sentry or Axiom |
The Practical Stack
Most teams don't pick just one. The common combination:
- Sentry for error tracking (catches bugs before users report them)
- BetterStack for uptime + status pages + incidents
- Axiom for log storage (especially if you need to keep lots of data)
For a small team or startup, pick two:
- Sentry + BetterStack — errors and uptime covered
- Sentry + Axiom — errors and log analytics covered
When to Use Each
Choose Sentry When
- You need to catch and fix bugs in production
- Frontend error tracking is important
- You want session replay to see what users did before an error
- Performance monitoring (traces, spans) matters
- You're debugging complex issues across services
Choose BetterStack When
- You need uptime monitoring and alerting
- Customer-facing status pages are required
- You want logs + incidents in one tool
- On-call rotation management
- You want a simpler, more integrated monitoring stack
Choose Axiom When
- High-volume logging (millions of events/day)
- Budget is limited (500GB free tier)
- Custom analytics and dashboards on log data
- You need a Datadog alternative without the price tag
- Vercel/Next.js integration (first-class support)
FAQ
Can Sentry replace a logging tool?
No. Sentry captures errors, not logs. You still need a log management tool for application logs, access logs, and audit trails.
Is BetterStack just Logtail renamed?
BetterStack acquired Logtail and combined it with their uptime monitoring product. It's now an integrated platform.
How does Axiom offer 500GB free?
Axiom's architecture (built on object storage) makes ingestion very cheap. The free tier is their growth strategy — most users who start free eventually upgrade.
Do I need all three?
No. Start with Sentry (error tracking is non-negotiable). Add BetterStack or Axiom based on whether you need uptime monitoring or log analytics more.
Bottom Line
Sentry is the best error tracking tool — period. Every production app should use it. BetterStack is the best all-in-one for teams who want logs, uptime, and incidents in one place. Axiom is the best for high-volume log analytics at an unbeatable price.
Start with Sentry. Add BetterStack if you need uptime monitoring. Add Axiom if you need deep log analytics. Most startups are well-served by Sentry + one of the other two.