PostHog vs Sentry: Which One Fits Your Solo Dev Stack?
Free tier limits, real costs for 1-10 users, and honest "not for" warnings. The Solo Dev decision guide for PostHog vs Sentry.
⚡ Quick Verdict
PostHog edges ahead with a 4.7/5 rating. However, the best choice depends on your team size, budget, and workflow needs. Read on for the full breakdown.
💰 Cost by Team Size
| Team Size | PostHog | Sentry |
|---|---|---|
| Solo (1 user) | $0/mo | $0/mo |
| Small (5 users) | $0/mo | $130/mo |
| Growing (10 users) | $0/mo | $260/mo |
| Free Tier | ✅ 1M events/month. 5K session replays/month. 1M feature flag requests/month. Unlimited team members. | ✅ 5K errors/month |
Pricing Plans
| Plan | PostHog | Sentry |
|---|---|---|
| Free Plan | ✅ Yes | ✅ Yes |
| Pay-as-you-go | $0/mo | $26/mo |
| Enterprise | Custom | — |
Feature Comparison
| Feature | PostHog | Sentry |
|---|
Pros & Cons
PostHog
✅ Pros
- Replaces 5+ tools: analytics + session replay + feature flags + A/B testing + surveys
- Generous free tier: 1M events/month (most startups never exceed this)
- Open source — can self-host for full data control
- Pay-as-you-go pricing (no surprise bills, no minimums)
- Built for developers with SQL access and API-first design
❌ Cons
- UI can feel overwhelming with so many features
- Self-hosting requires DevOps knowledge
- Session replay can increase storage costs quickly
- Learning curve for building custom analytics dashboards
- Not as polished as Amplitude for pure analytics
Sentry
✅ Pros
- Modern and well-maintained
- Good free tier for solo developers
- Active community
❌ Cons
- Learning curve for advanced features
- Pricing can escalate with team growth
Who Should Use What?
✅ Choose PostHog if...
- You are a startups wanting analytics + feature flags in one tool
- You are a solo devs who need session replay to debug user issues
- You are a teams that want to avoid vendor lock-in (self-host option)
🚫 Skip if...
- Simple marketing analytics (use Google Analytics)
- Non-technical teams who want plug-and-play analytics
- Enterprise needing dedicated account management
✅ Choose Sentry if...
- You are a solo developers
- You are a small startups
- You are a side projects
🚫 Skip if...
- Enterprise with complex compliance needs
🏆 Our Verdict
Both PostHog (4.7/5) and Sentry (4.6/5) are excellent tools in their category. PostHog takes a slight edge overall, but the best choice ultimately depends on your team's specific needs, budget, and existing tool ecosystem.
Frequently Asked Questions
Is PostHog better than Sentry?
It depends on your needs. PostHog excels in some areas while Sentry has its own strengths. Read our full comparison above to see which tool fits your specific requirements.
How does PostHog pricing compare to Sentry?
PostHog starts at Free / $0/mo, while Sentry starts at Free / $26/mo. Both offer different value propositions — check our pricing comparison section for a detailed breakdown.
Can I migrate from PostHog to Sentry?
Yes, most B2B tools offer data import/export features. Sentry typically provides migration guides and sometimes even dedicated support for switching from PostHog.
Which is easier to use, PostHog or Sentry?
Ease of use depends on your team's experience and workflow preferences. We evaluated both tools on usability — see our feature comparison scores above for details.
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