Application monitoring for Ruby, Elixir, and Node.js
Visit WebsiteThe Bottom Line
Entry price
Paid plans only
Biggest pro
Good APM for Ruby/Elixir
Biggest con
Limited language support
TL;DR - Appsignal
- AppSignal is an APM tool designed specifically for Ruby, Elixir, and Node.js applications
- It tracks errors, performance, and host metrics with a simple setup
- Offers paid tiers based on request volume
What is Appsignal?
Available on: Web
Pros & Cons
Pros
- Good APM for Ruby/Elixir
- Error tracking
- Anomaly detection
- Fair pricing
- Good support
Cons
- Limited language support
- Smaller platform
- Less features than Datadog
- UI basic
- Smaller community
Ratings Across the Web
Appsignal holds an aggregate rating of 4.7 out of 5 from 21 reviews across G2 and Capterra, last checked May 29, 2026.
Ratings aggregated from independent review platforms. Learn more
Key Features
Pricing Plans
30-day Free TrialPricing checked Aug 22, 2026
Free
Getting started
- 50K requests
- 1GB logging
- 5-day retention
- All features
Starter
$23/month
Small apps
- Higher limits
- Error tracking
- APM
- Dashboards
Growth
$59/month
Growing apps
- More requests
- Longer retention
- All features
Pro
$139/month
Production
- High volume
- Unlimited hosts
- Priority support
Is Appsignal worth the price?
Appsignal's pricing is quite competitive, especially with a generous free tier and a Starter plan at $23/month.
The jump to Growth at $59/month and Pro at $139/month scales reasonably with increased usage and features. This structure is best for small to medium-sized development teams and startups looking for comprehensive monitoring without immediate high costs.
Hidden Costs & Gotchas
HIPAA/SAML are add-ons
Higher usage beyond Pro tier not detailed
No annual discount mentioned
How Appsignal Compares to Competitors
Compared to New Relic, which can quickly become expensive based on data ingest and users, Appsignal's fixed-price tiers (e.g., Starter at $23/month) offer more predictability. Datadog's APM often starts around $31/host/month, making Appsignal's Pro plan at $139/month with unlimited hosts potentially more cost-effective for larger deployments.
How Appsignal's pricing compares
At $23/mo, Appsignal is mid-range of its 3 direct competitors ($10 to $48/mo across the set).
Entry paid plan, monthly. Pricing checked Aug 22, 2026.
Reviews
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Across 21 verified user reviews on G2, Capterra
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Still deciding?
Most buyers shortlist 2 or 3 tools before committing. Pull a side-by-side comparison or browse the full alternatives shortlist below.
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Appsignal FAQ
How does AppSignal help with application debugging?
Which teams benefit most from using AppSignal?
How is AppSignal's pricing structured?
Can AppSignal monitor applications beyond Ruby, Elixir, and Node.js?
How does AppSignal compare to Datadog for application performance monitoring?
Does AppSignal offer anomaly detection for application metrics?
What kind of setup is involved with AppSignal?
Source: appsignal.com