Alternatives · Technical SEO
DebugBear alternatives
As of Oct 24, 2026, the best DebugBear alternative for most people is PageSpeed Insights (3.2 GPA), third in our ranking of technical SEO tools. The best free one is Lighthouse (3.2 GPA).
DebugBear compared with 12 alternatives: SpeedCurve, Calibre, GTmetrix, WebPageTest, Treo and 7 more.
DebugBear is a paid product with a free trial, starting at $99 per month, billed yearly ($1,188 a year). 7 of the 12 alternatives are free or have a free plan. 5 more offer a free trial.
Listings checked up to Oct 23, 2026 · Where the facts come from
At a glance
| Tool | Price | Free plan | Runs on |
|---|---|---|---|
| DebugBearThis tool | Free trial · from $99/mo | Trial only | Web |
| SpeedCurve | Free trial · from $90/mo | Trial only | Web |
| Calibre | Free trial · from $75/mo | Trial only | Web |
| GTmetrix | Free plan · from $4.99/mo | Yes | Web |
| WebPageTest | Free plan · from $180/yr | Yes | Web |
| Treo | Free plan · from $75/mo | Yes | Web |
| Chrome UX Report | Free | Free | Web |
| CoreDash | Free trial · from $16/mo | Trial only | Web |
| Lighthouse | Free | Free | Web, Browser extension |
| Lighthouse Metrics | Free trial · from $10 one-time | Trial only | Web |
| NitroPack | Free plan · from $7/mo | Yes | Web |
| PageSpeed Insights | Free | Free | Web |
| PageVitals | Free trial · from $12/mo | Trial only | Web |
Price against what you get
DebugBear starts at $99 a month and scores 2.3 out of 4 on features, ease of use and platforms. 4 of the 12 alternatives on this chart score higher and start lower: GTmetrix, Lighthouse, NitroPack and PageSpeed Insights.
SpeedCurve, Calibre, WebPageTest, Treo, Chrome UX Report, CoreDash and 2 more start lower without scoring higher.
Features, ease of use and platforms, averaged
What paid plans start at, a month (each step along is roughly double) →
- The best score at each price
- Has a free plan
- No free plan
How each one differs from DebugBear
SpeedCurve
Web performance monitoring with RUM, synthetic tests and budgets
- SpeedCurve starts at $90 per month, billed annually, for 500K page views and 3K checks.
Suits: Teams that want field and lab speed data in one place
Calibre
Web performance monitoring with RUM, CrUX data and synthetic tests
- Calibre starts at $75 per month, billed monthly or $900 a year.
- Calibre does not cover dashboards, which DebugBear does.
Suits: SEOs tracking the Core Web Vitals data Google uses
GTmetrix
Page speed testing with Lighthouse reports, monitoring and an API
- GTmetrix starts at $4.99 per month, billed yearly ($5.99 billed monthly).
- GTmetrix has a free plan, which DebugBear lacks.
- GTmetrix does not cover dashboards, which DebugBear does.
Suits: Checking why a single page loads slowly
WebPageTest
Page speed tests from real browsers in locations around the world
- WebPageTest starts at $180 per year for 1,000 test runs a month ($18.75 billed monthly).
- WebPageTest has a free plan, which DebugBear lacks.
Suits: Developers digging into exactly how a page loads
Treo
Core Web Vitals dashboard built on CrUX data and Lighthouse runs
- Treo starts at $75 per month, billed annually ($99 billed monthly).
- Treo has a free plan, which DebugBear lacks.
- Treo does not cover dashboards, which DebugBear does.
Suits: SEO and performance teams watching Core Web Vitals across many sites
Chrome UX Report
Google's public dataset of real Chrome users' Core Web Vitals
- Chrome UX Report is free.
- Chrome UX Report has a free plan, which DebugBear lacks.
Suits: Checking how a site's Core Web Vitals look to Google's real-user data
CoreDash
Real-user Core Web Vitals monitoring with element-level attribution
- CoreDash starts at $16 per month for 75,000 pageviews, billed annually ($20 billed monthly).
- CoreDash does not cover dashboards, which DebugBear does.
Suits: Developers who need to know which element or script causes a poor Core Web Vital
Lighthouse
Google's open-source audit of page speed, accessibility and SEO
- Lighthouse is free.
- Lighthouse has a free plan, which DebugBear lacks.
- Lighthouse also lists a browser extension.
- Lighthouse is open source, according to its own site.
- Lighthouse also covers site audit.
Suits: Web developers fixing speed and accessibility problems on a page
Lighthouse Metrics
Lighthouse tests from 16 regions with scheduled monitoring
- Lighthouse Metrics starts at $10 one-time for 50 test runs, or $16 per month billed annually for monitoring.
- Lighthouse Metrics does not cover dashboards, which DebugBear does.
Suits: Seeing how a page's Lighthouse score varies across regions
NitroPack
Automatic speed optimization and CDN for WordPress and WooCommerce
- NitroPack starts at $7 per month, billed annually ($8 billed monthly).
- NitroPack has a free plan, which DebugBear lacks.
- NitroPack does not cover dashboards, which DebugBear does.
Suits: WordPress site owners who want faster pages without configuring a caching plugin
PageSpeed Insights
Free Google speed test with real-user Core Web Vitals and Lighthouse
- PageSpeed Insights is free.
- PageSpeed Insights has a free plan, which DebugBear lacks.
- PageSpeed Insights does not cover dashboards, which DebugBear does.
Suits: Checking one page's Core Web Vitals the way Google measures them
PageVitals
Page speed monitoring with Lighthouse tests, RUM and CrUX data
- PageVitals starts at $12 per month, billed annually ($15 billed monthly).
- PageVitals also covers reports.
- PageVitals does not cover dashboards, which DebugBear does.
Suits: Small sites that want lab tests, RUM and CrUX data in one low-cost plan
Limits worth knowing in DebugBear
- There is no free plan; after the 14-day trial, plans start at $99 a month on yearly billing.
- Startup covers 1 project and 10 users; more projects need Team (5) or Corporate / Agency (100).
- Extra RUM page views, synthetic tests and projects can be added to a plan for an extra monthly fee.
- Single sign-on, invoice payment and custom data retention come only with the custom-priced Enterprise plan.
Common questions
What are the alternatives to DebugBear?
The alternatives to DebugBear in this directory are SpeedCurve, Calibre, GTmetrix, WebPageTest, Treo, Chrome UX Report, CoreDash, Lighthouse, Lighthouse Metrics, NitroPack, PageSpeed Insights and PageVitals. Each one has a side-by-side comparison with DebugBear.
Is there a free alternative to DebugBear?
Yes. Chrome UX Report, Lighthouse and PageSpeed Insights are free to use. GTmetrix, WebPageTest, Treo and NitroPack have a free plan alongside paid ones.
Is there an open-source alternative to DebugBear?
Lighthouse is described as open source on its own site.
When were these prices checked?
Every listing on this page was checked on Oct 23, 2026, against the pages it cites. Vendors change prices without notice, so confirm on their site before you buy.