Smart folks depend on SpeedCurve

The leading UK news website used SpeedCurve to demonstrate how they improved their 75th percentile CLS by 250% from 0.25 to 0.1...

At Insider Inc., we have been ramping up our focus on synthetic testing as an important way to test web performance. A more performant user experience translates to user satisfaction...

We use SpeedCurve and have found it invaluable to help pinpoint potential problems along the way. The dashboards they offer around JavaScript usage and third-parties remind us to keep a record of where we’ve come from and where we need to be...

How the web performance team tackled the task of gathering data, prevented performance regression as developers shipped new features, executed on the best opportunities to improve the Pinterest experience for our users, and made performance a priority for the company...

It’s easy for a website’s performance to degrade over time. Trying to keep up with the competition through innovation rarely affords the time to tune and optimize and, often times, organizations struggle with balancing performance technical debt with their day-to-day operations...

We recently started using SpeedCurve to track Unsplash’s performance. To get its “Real User Monitoring” (a.k.a. “LUX”) working with our app, we needed to do some extra work to handle client-side navigations...

How to use SpeedCurve to do A/B testing – in this case, testing the impact of custom font usage on bounce rate...

Sometimes a small change can have a huge effect...

French retailer LeroyMerlin shares how they use a combination of RUM and synthetic monitoring – including performance budgets and alerts – to keep their entire team up to speed...

Zillow give a blow by blow account of using SpeedCurve performance budgets to catch a rouge A/B test...

We used the RUM/LUX 'blocking scripts' metric to convert our last sync script and reduced load time by 40%...