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Last9 Alternatives: 7 Options Compared, Including Free (2026)

Explore 7 alternatives to Last9 — vetted by our editors with real user reviews, pricing, and feature comparisons.

7 free Last9 alternatives worth comparing

Quick answer

Among free application performance monitoring (apm) tools alternatives to Last9, the leaders are Sumo Logic, Instana and Raygun. Sumo Logic ranks number one with a SpotScore of 9 and 4.33★ from real users. All 7 are compared on score, rating, and price below.

There's no single best tool for everyone, so if Last9 falls short on cost, features, or ease of use, look here. These 7 application performance monitoring (apm) tools free alternatives lead the field, ranked by SpotScore (a blend of real-user satisfaction and market presence), ratings, and pricing. Compare them quickly in the table, then read each profile.

ProductSpotScoreRatingPricingBest for
Sumo LogicEmpowering better IT decisions through data insights.9★★★★☆ 4.33(237)FreeFree Trial · Freemium · Subscription · Quotation Basedteams of all sizes
InstanaReal-time visibility for seamless performance management.8.8★★★★★ 4.53(66)FreeFree Trial · Quotation Basedteams of all sizes
RaygunStreamline error tracking and solve issues in minutes.8.3★★★★☆ 4.42(68)FreeFree Trial · Subscription · Quotation Basedteams of all sizes
SentinelAgentSecurely monitor and optimize your Microsoft systems.8.1Not yet ratedFreeFree Trial · Quotation Basedteams of all sizes
Splunk CloudReal-time insights for optimized IT performance.8.1★★★★☆ 4.44(16)FreeFree Trialteams of all sizes
SaaS AlertsSecuring SaaS profits with proactive threat detection.7.9Not yet ratedFreeFree Trial · Quotation Basedteams of all sizes
QualeticsEfficiently monitor and improve application performance.7.7Not yet ratedFreeFree Trial · Subscription · Quotation Basedteams of all sizes

9.0

SpotScore

Sumo Logic - Application Performance Monitoring (APM) Tools

Sumo Logic

Empowering better IT decisions through data insights.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

4.3

237 verified reviews

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What is Sumo Logic?

Sumo Logic is an application performance monitoring (APM) solution that offers a cloud-based approach to complex application and IT operations management. Sumo Logic's APM solution enables user to collect, analyze, predict and visualize organizations' IT infrastructure and applications' key ...

Read more about Sumo Logic
Free TrialTry Free →·

Sumo Logic offers custom pricing plan

8.8

SpotScore

Instana - Application Performance Monitoring (APM) Tools

Instana

Real-time visibility for seamless performance management.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

4.5

66 verified reviews

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What is Instana?

Instana is a cross-platform application performance management solution that enables users to monitor their containers and applications in production. Instana combines visibility into the performance of the entire stack, from a deployed container to the running application on it, with powerful ...

Read more about Instana
Free Trial·

Instana offers custom pricing plan

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8.3

SpotScore

Raygun - Application Performance Monitoring (APM) Tools

Raygun

Streamline error tracking and solve issues in minutes.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

4.4

68 verified reviews

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What is Raygun?

Raygun provides the simplest, most affordable and easiest to use error tracking and software monitoring tools available. With Raygun user can automatically detect problems and receive alerts, see their impact on users in real-time, understand the root cause of bugs and issues, resolve issues in ...

Read more about Raygun
Free Trial·

Raygun offers custom pricing plan

8.1

SpotScore

SentinelAgent - Application Performance Monitoring (APM) Tools

SentinelAgent

Securely monitor and optimize your Microsoft systems.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

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What is SentinelAgent?

SentinelAgent is a cloud-based monitoring system designed for Microsoft products, such as Exchange, Windows Server, Windows, SQLServer, and Dynamics NAV. It securely collects, saves, and reviews event logs, performance metrics (WMI), and computer specs in real-time from any number of Windows ...

Read more about SentinelAgent
Free TrialTry Free →·

SentinelAgent offers custom pricing plan

8.1

SpotScore

Splunk Cloud - Application Performance Monitoring (APM) Tools

Splunk Cloud

Real-time insights for optimized IT performance.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

4.4

16 verified reviews

Add to compare

What is Splunk Cloud?

Splunk Cloud is an innovative cloud-based service for optimizing and managing application performance. By delivering real-time data about the performance of applications and IT infrastructure, Splunk Cloud enables user to identify problems and make faster and better business decisions from ...

Read more about Splunk Cloud
Free Trial

7.9

SpotScore

SaaS Alerts - Application Performance Monitoring (APM) Tools

SaaS Alerts

Securing SaaS profits with proactive threat detection.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

Add to compare

What is SaaS Alerts?

SaaS Alerts ensures that MSPs are able to secure and maximize profits from their customers' core SaaS applications. Utilizing machine learning and pattern recognition, this platform provides immediate lock-down protection for calls of possible security risk, so the MSP may take action even ...

Read more about SaaS Alerts
Free Trial·

SaaS Alerts offers custom pricing plan

7.7

SpotScore

Qualetics - Application Performance Monitoring (APM) Tools

Qualetics

Efficiently monitor and improve application performance.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

Add to compare

What is Qualetics?

Qualetics is an application performance monitoring platform for development and DevOps teams tracking app behavior, user experience, and system performance in real time. It provides customizable dashboards and analytics for identifying performance bottlenecks and errors across applications. ...

Read more about Qualetics
Free Trial·

Qualetics offers custom pricing plan

How Last9 competitors stack up

Buyers comparing Last9 usually weigh it against these 7 application performance monitoring (apm) tools competitors, starting with Sumo Logic, Instana and Raygun. Each is compared against Last9 on rating, pricing and feature coverage below.

What else works like Last9?

Searches for "sites like Last9" and "apps like Last9" land on the same shortlist as "Last9 alternatives" — the 7 options below cover both, whether you want a like-for-like replacement or something lighter.

Why each made our Last9 alternatives list

Sumo Logic9Best for teams of all sizes

The ability to visualize KPIs makes it easy to interpret complex data, helping businesses make informed decisions faster.

Watch for: The cost of Sumo Logic can be higher than some competing solutions, making it more suitable for larger organizations with bigger budgets.

Instana8.8Best for teams of all sizes

Detects and analyzes performance issues or errors within minutes, reducing resolution time.

Watch for: For smaller or less complex environments, Instana's feature set may offer more than needed.

Raygun8.3Best for teams of all sizes

Raygun provides tried-and-tested workarounds and fixes that can be applied directly to production code, for quick resolution without needing in-depth technical knowledge.

Watch for: While the real-time alerts are beneficial, they may overwhelm users with frequent notifications if not properly filtered, especially during high-traffic periods.

SentinelAgent8.1Best for teams of all sizes

SentinelAgent is easy to deploy and use, making it accessible even for organizations without extensive IT expertise.

Watch for: Organizations using non-Microsoft products may not fully benefit from SentinelAgent’s features, as it is optimized for Microsoft-centric environments.

Splunk Cloud8.1Best for teams of all sizes

Splunk Cloud offers detailed analytics that help organizations track performance metrics, identify patterns, and anticipate potential issues.

Watch for: While feature-rich, the platform's extensive features may require a learning curve for users unfamiliar with data analysis and application performance monitoring.

SaaS Alerts7.9Best for teams of all sizes

The platform is user-friendly, allowing MSPs to monitor and manage security threats without complex setups or steep learning curves.

Watch for: Although the platform is user-friendly, initial configuration may require some technical know-how, especially for MSPs new to machine learning-based security solutions.

Qualetics7.7Best for teams of all sizes

Comprehensive APM tools

Watch for: Limited to APM functionalities

Why teams look for a Last9 alternative

When Last9 stops fitting, it's typically for reasons such as:

  • As a cloud-based observability tool, Last9 requires stable internet connectivity. If network issues or cloud outages occur, monitoring and troubleshooting could be hindered, making it less reliable for businesses with sporadic internet access.
  • Primary focus on cloud-native environments may limit coverage for businesses with legacy or on-premise systems.
  • Advanced features like custom dashboards, complex alerting, and performance tuning have a learning curve.

How to compare Last9 alternatives

Here's how the 7 free alternatives differ where it counts: 7 offer a free tier; and Instana is the highest rated at 4.53★ across 66 reviews.

How we decide the order.

Frequently Asked Questions (FAQs)

Stuck on something? We're here to help with all the questions and answers in one place.

The top-rated alternatives to Last9 are Instana (4.5★), Splunk Cloud (4.4★), Raygun (4.4★). Compare all 7 alternatives side-by-side above.

When evaluating alternatives to Last9, prioritize: Dashboard, Configuration Management, Real Time Analytics, Real-time Insights, Real-user Monitoring, transparent pricing, free trial availability, and integrations with your existing tools. Use the filters above to compare by feature, budget, and team size.

Migration difficulty depends on how deeply Last9 is integrated into your workflows. Most alternatives offer data export/import tools and dedicated onboarding support. We recommend narrowing to 2–3 options, running a free trial, and checking each vendor's migration guides before committing.

How to choose a Last9 alternative with confidence

  • On a budget / just exploring: start with a free tier — Sumo Logic, Instana and Raygun let you evaluate without paying upfront.
  • If real-user ratings matter most: Instana has the strongest star rating (4.53★) among the options with verified reviews.
  • Want the safest pick: Sumo Logic has the highest Spotsaas Score (9) in this list — a strong default if you're unsure.

Getting off Last9 without the headaches

Before you commit to leaving Last9, validate the fit. Export your data, check the import works, and confirm your essential features carry over. Pilot the switch with a free trial, then go all in, keeping Last9 open as a safety net until you're settled.

Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].