Alternatives · Technical SEO
SpeedCurve alternatives
As of Oct 23, 2026, the highest-graded SpeedCurve alternative is GTmetrix (2.8 GPA). It's also the best free one.
SpeedCurve compared with 10 alternatives: DebugBear, Calibre, WebPageTest, GTmetrix, Treo and 5 more.
SpeedCurve is a paid product with a free trial, starting at $90 per month, billed annually, for 500K page views and 3K checks. 5 of the 10 alternatives are free or have a free plan. 4 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 |
|---|---|---|---|
| SpeedCurveThis tool | Free trial · from $90/mo | Trial only | Web |
| DebugBear | Free trial · from $99/mo | Trial only | Web |
| Calibre | Free trial · from $75/mo | Trial only | Web |
| WebPageTest | Free plan · from $180/yr | Yes | Web |
| GTmetrix | Free plan · from $4.99/mo | Yes | Web |
| Treo | Free plan · from $75/mo | Yes | Web |
| CoreDash | Free trial · from $16/mo | Trial only | Web |
| PageVitals | Free trial · from $12/mo | Trial only | Web |
| Request Metrics | Free plan · from $34/mo | Yes | Web |
| RUMvision | From €150/mo | No | Web |
| sitespeed.io | Free | Free | macOS, Windows, Linux |
Price against what you get
SpeedCurve starts at $90 a month and scores 2.3 out of 4 on features, ease of use and platforms. 1 of the 10 alternatives on this chart scores higher and starts lower: GTmetrix.
Calibre, WebPageTest, Treo, CoreDash, PageVitals, Request Metrics and 1 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 SpeedCurve
DebugBear
Page speed and Core Web Vitals monitoring with lab tests and RUM
- DebugBear starts at $99 per month, billed yearly ($1,188 a year).
Suits: SEO and development teams working to pass Core Web Vitals
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 SpeedCurve does.
Suits: SEOs tracking the Core Web Vitals data Google uses
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 SpeedCurve lacks.
Suits: Developers digging into exactly how a page loads
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 SpeedCurve lacks.
- GTmetrix does not cover dashboards, which SpeedCurve does.
Suits: Checking why a single page loads slowly
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 SpeedCurve lacks.
- Treo does not cover dashboards, which SpeedCurve does.
Suits: SEO and performance teams watching Core Web Vitals across many sites
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 SpeedCurve does.
Suits: Developers who need to know which element or script causes a poor Core Web Vital
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 SpeedCurve does.
Suits: Small sites that want lab tests, RUM and CrUX data in one low-cost plan
Request Metrics
Real-user monitoring and Lighthouse testing for Core Web Vitals
- Request Metrics starts at $34 per month for 75,000 page views, billed annually ($37 billed monthly).
- Request Metrics has a free plan, which SpeedCurve lacks.
- Request Metrics also covers web analytics.
- Request Metrics does not cover dashboards, which SpeedCurve does.
Suits: Site owners who want real-user Core Web Vitals without surprise overage bills
RUMvision
EU-based real-user monitoring for Core Web Vitals and third parties
- RUMvision starts at €150 per month for 1.5M pageviews on 2 domains, billed monthly.
- RUMvision also covers reports.
- RUMvision does not cover dashboards, which SpeedCurve does.
Suits: Large e-commerce sites on Shopify or Magento chasing Core Web Vitals
sitespeed.io
Free open-source toolkit for testing and monitoring web performance
- sitespeed.io is free.
- sitespeed.io has a free plan, which SpeedCurve lacks.
- sitespeed.io also lists macOS, Windows and Linux apps.
- sitespeed.io lists no web app, which SpeedCurve has.
- sitespeed.io is open source and self-hostable, according to its own site.
Suits: Developers who want full control of synthetic performance tests at no license cost
Limits worth knowing in SpeedCurve
- The listed prices include a 20% annual discount, and an annual plan cancelled partway through gets no prorated refund.
- Synthetic checks count every URL, browser, region and scheduled run, so testing many pages in several places raises the cost quickly.
- 13-month data retention and priority support start at $500 a month; single sign-on and private agents need an annual plan over $12,000.
- Paying by invoice is limited to plans of $5,000 a year or more.
Common questions
What are the alternatives to SpeedCurve?
The alternatives to SpeedCurve in this directory are DebugBear, Calibre, WebPageTest, GTmetrix, Treo, CoreDash, PageVitals, Request Metrics, RUMvision and sitespeed.io. Each one has a side-by-side comparison with SpeedCurve.
Is there a free alternative to SpeedCurve?
Yes. sitespeed.io is free to use. WebPageTest, GTmetrix, Treo and Request Metrics have a free plan alongside paid ones.
Which SpeedCurve alternatives work on Windows?
The SpeedCurve listing does not include a Windows app. sitespeed.io lists one.
Which SpeedCurve alternatives work on macOS?
The SpeedCurve listing does not include a macOS app. sitespeed.io lists one.
Is there an open-source alternative to SpeedCurve?
sitespeed.io 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.