Join 300+ high-growth eComm brands accelerating site speed and revenue with Nostra AI.

Load 40% Faster. Convert Up to 20%
More Customers.

Request a free site speed assessment for your eComm site—no dev lift on your end. With Nostra’s expert guidance, we’ll help you identify and fix the performance bottlenecks that are having the biggest impact on your load times.

Get your free website speed assessment & A/B test

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How it works

Step 1

Sign up for your free site speed assessment

We benchmark your site speed against Google’s Core Web Vitals and your competitors’ sites.

Step 2

Receive a conversion lift forecast

We show you potential gains before you commit - no heavy dev lift or rebuilding your stack required.

Step 3

Measure impact with real A/B testing

Get side-by-side data to prove site speed and conversion rate lift.

Faster site speed is proven to lift revenue, let’s lift yours!

Nostra AI keeps your eComm site fast—even as you add tools or scale traffic—without any coding or rebuilding your stack.

Free to test. Fast to prove. Built to scale.

Evaluate site speed ROI before committing long-term.

Deliver a faster website shopping experience than competitors

Accelerate your product pages, checkout paths, and dynamic upsells and widgets to create faster, smoother customer journeys.

Make your site speed work as hard as your marketing

See less bouncing and more buying from marketing and paid initiatives.

What real brands say about Nostra

Frequently Asked Questions

  • Are you optimizing our code?

    No, Nostra does not touch code we simply need a TXT record to be added to your DNS

  • How do you price?

    Nostra pricing on average monthly sessions

  • Is it best to wait until my new site is launched and/or optimizations are done to get a baseline before using Nostra?

    Nostra will make your site faster regardless. We aim to hit 100ms on your time to first byte which is unachievable without server side optimization

  • What does implementation look like?

    Implementation is a quick 15-minute process in which you fill out an onboarding form and add a TXT record to your DNS

  • How quick will I see results?

    Nostra displays speed results within the first two-weeks

Start Your Speed Assessment & A/B Test Today

With Nostra’s expert guidance, we’ll help you identify and fix the performance bottlenecks that are having the biggest impact on your load times.

Get Your Free Site Speed Assessment