Last9 vs Sentry: Which Monitoring & Observability Is Better in 2026?
Compare pricing, features, integrations, verified reviews, AI capabilities, security, and customer satisfaction, side by side, with no marketing spin.
The Short Answer
Last9 vs Sentry, in 15 seconds
Choose Last9 if…
- You prefer Last9's approach and ecosystem
Choose Sentry if…
- You want the lower entry price
- You need a genuinely free plan
- You depend on a broad integration ecosystem
- You want deeper AI and automation features
Head-to-Head Scorecard
How Last9 and Sentry score
Sentry leads on 6 of 9 measured dimensions.
- Even
Customer Rating
Average score from verified user reviews
Last9No reviewsSentryNo reviews - Even
Review Volume
Number of verified reviews, a proxy for adoption
Last90Sentry0 - Sentry
Entry Pricing
Lowest published starting price (free plan = lowest)
Last9CustomSentry$26/mo - Sentry
Free Access
Availability of a free plan and/or free trial
Last9Free trialSentryFree plan + trial - Sentry
Integrations
Number of listed third-party integrations
Last96Sentry8 - Sentry
Features
Number of listed product capabilities
Last90Sentry11 - Sentry
AI Features
Capabilities mentioning AI, automation or ML
Last9,Sentry1 - Sentry
Security & Compliance
Number of listed compliance certifications
Last92Sentry4 - Last9
Platforms & Deployment
Supported platforms and deployment options
Last94Sentry3
Feature Comparison
Last9 vs Sentry feature breakdown
Search or filter the full feature matrix, core features, AI, integrations, APIs, security and compliance.
Last9
SentryPricing Comparison
Last9 vs Sentry pricing
Entry pricing, plan tiers and the cost factors that shape total cost of ownership.
Last9
Custom to start- Integrations
- OpenTelemetry native
- high-cardinality metrics
- Analytics and reporting
- Everything in Professional
- Dedicated support and onboarding
- control plane for telemetry cost
- alerting
Sentry
$26/mo to start- 1 user
- 5,000 errors/month
- 30-day lookback
- Core error tracking
- Unlimited users
- 50,000 errors included
- 90-day retention
- Performance & replay (metered)
- Everything in Team
- Unlimited dashboards
- Anomaly detection
- SAML SSO & SCIM
- Custom event volume
- Advanced security & compliance
- Priority support
- Volume pricing
Total cost of ownership factors
Beyond list price, factor in implementation, training, add-ons and per-seat scaling when estimating total cost of ownership.
Pros & Cons
Last9 vs Sentry: strengths and trade-offs
Last9
Pros
- Free trial offered
- Compliance: SOC 2, GDPR
- Public API available
Cons
- No free plan
- Pricing is quote-based (less transparent)
- Fewer native integrations than the alternative
Sentry
Pros
- Free plan available
- Free trial offered
- Broad integration ecosystem (8)
- Compliance: SOC 2 Type II, ISO 27001, GDPR
- Stronger AI / automation features
- Public API available
Cons
Buyer Fit
Who should use Last9 vs Sentry?
Startups
Sentry
Sentry keeps early-stage costs lowest with its entry tier.
Small businesses
Sentry
Sentry offers the most accessible pricing for lean teams.
Agencies
Sentry
Sentry connects to more tools for multi-client workflows.
Enterprises
Sentry
Sentry leads on compliance and breadth for complex needs.
Ecommerce
Sentry
Sentry integrates with more of the commerce stack.
SaaS companies
Sentry
Sentry is the more developer- and automation-friendly choice.
Integration overlap
Shared integrations (1)
Only in Last9 (5)
Only in Sentry (7)
Keep Exploring
Other alternatives worth considering
Similar monitoring & observability products buyers compare alongside Last9 and Sentry.
Ask SIA which solution fits your business
SIA, Saaskart's AI buying assistant, weighs Last9 and Sentry against your team size, budget, integrations and compliance needs, then recommends the right fit and the questions to ask each vendor.
Get a personalised recommendationLast9 vs Sentry, Frequently Asked Questions
What is the difference between Last9 and Sentry?
Last9 and Sentry are both Monitoring & Observability solutions. Last9 is rated 0.0/5 by 0 users, while Sentry is rated 0.0/5 by 0 users. The main differences lie in pricing, features, and target audience.
Which is better, Last9 or Sentry?
Based on user ratings, Last9 scores higher at 0.0/5. The best choice depends on your team size, budget, and specific requirements.
Which is cheaper, Last9 or Sentry?
Sentry is the more affordable option, starting at $26/month.
Does Last9 or Sentry have a free plan?
Sentry offers a free plan. Last9 does not have a free tier but does offer a free trial.
Can I switch from Last9 to Sentry?
Switching between Last9 and Sentry is possible. Both support data export. Check integration compatibility and plan for data migration to minimise disruption to your team.
Who should use Last9 vs Sentry?
Last9 is best suited for teams that prioritise enterprise features. Sentry works well for teams looking to start free and scale.
Our Verdict
The bottom line on Last9 vs Sentry
Best Overall
Either
It's a tie balances user satisfaction and proven adoption.
Best for Startups
Sentry
Sentry has the friendliest entry point for new teams.
Best for Enterprise
Sentry
Sentry leads on compliance and feature breadth.
Best Value
Sentry
Sentry delivers the lowest cost to get started.
Best AI Features
Sentry
Sentry ships more AI and automation.
Highest Rated
Either
Both earn equal user ratings.