
Web performance monitoring and optimization
Visit WebsiteThe Bottom Line
Entry price
Paid plans only
Biggest pro
Web performance monitoring
Biggest con
Expensive
TL;DR - Calibre
- Calibre is a web performance monitoring platform for continuous speed testing
- It tracks Core Web Vitals, runs synthetic tests, and provides performance budgets
- Plans from $45/month
What is Calibre?
Available on: Web
Pros & Cons
Pros
- Web performance monitoring
- Core Web Vitals
- Good alerting
- Performance budgets
- Good documentation
Cons
- Expensive
- Per-test pricing
- Learning curve
- Enterprise focus
- UI complex
Ratings Across the Web
Ratings aggregated from independent review platforms. Learn more
Key Features
Pricing Plans
15-day Free TrialStarter
$50/month
Small teams
- Performance monitoring
- Core Web Vitals
- Alerts
- Basic features
Team
$150/month
Teams
- More tests
- API access
- Integrations
- Priority support
Business
$350/month
Large teams
- Unlimited tests
- SSO
- SLA
- Dedicated support
How Calibre's pricing compares
At $50/mo, Calibre is mid-range of its 5 direct competitors ($19 to $150/mo across the set).
Entry paid plan, monthly.
Reviews
Across 82 verified user reviews on SourceForge, G2, Capterra
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Calibre FAQ
Is Calibre free?
What is Calibre?
Can Calibre convert formats?
Does Calibre work with Kindle?
Source: calibreapp.com