Now in Beta

A/B Test Any URL
In Under 5 Minutes

Route traffic through your domain. Test Lovable pages, Replit apps, raw HTML, or any URL. One script tag for conversion tracking. Statistical confidence built in.

No code required
Zero-config tracking
Free to start
trysplitlab.com/dashboard/tests/chat-gpt-ads
Control

Original Page

chatgptlawads.com
Views
1,247
Conversions
38
CVR
3.0%
50%
Variant B

AI-Generated Variant

variants.trysplitlab.com/abc123
Views
1,189
Conversions
62
CVR
5.2%
50%
Variant B is winning with 97.3% statistical confidence. +73% lift in conversion rate.

Everything you need to test and win

Built for agencies and marketers who need fast answers, not enterprise complexity.

Test Any URL

Paste any URL as a variant. Lovable, Replit, Webflow, WordPress, static HTML. If it has a URL, SplitLab can test it.

Paste Raw HTML

Don't have a hosted page? Paste your HTML directly into SplitLab. We host it, inject tracking, and serve it as a variant.

Your Domain, Your Rules

Route traffic through your own domain. Visitors see your URL while SplitLab handles the split testing behind the scenes.

Zero-Config Tracking

One script tag. No API keys. No SDK. tracker.js auto-detects variants, tracks form submissions, and persists attribution for 30 days.

Add Custom Scripts

Inject any tracking pixel, analytics script, or custom JavaScript per variant. Meta Pixel, Google Tag Manager, Hyros, CallRail.

Statistical Confidence

Chi-square testing with automatic winner detection at 95%+ confidence. Know when you have a real winner, not a lucky streak.

Live in under 5 minutes

No dev team needed. No complex setup. Just URLs and results.

1

Add Your URLs

Paste the URLs you want to test. External sites, hosted pages, or raw HTML.

2

Set Traffic Split

Adjust weights per variant. 50/50, 70/30, or any combination. Change anytime.

3

Add Tracker

Drop one script tag on your pages. Conversions tracked automatically.

4

Find Your Winner

Watch results in real time. SplitLab tells you when a variant wins with confidence.

That's the entire setup

HTML
<!-- Add before </body> on every page you're testing -->
<script src="https://www.trysplitlab.com/tracker.js"></script>

No API keys. No configuration. It just works.

Agencies and marketers who move fast

SplitLab is designed for people who build landing pages and need to know which one converts.

Lead Generation

Law Firms & Legal Marketing

Test multiple landing pages for personal injury, family law, or criminal defense campaigns. Track form fills and phone calls as conversions.

Real Estate

Investment & Syndication

Compare accredited investor landing pages across different value propositions. Optimize lead quality by testing form fields and qualifying questions.

SaaS

Software Signups & Demos

Test pricing pages, feature highlights, and demo request flows. Track trial signups and demo bookings as conversion goals.

Local Services

Contractors, Medical & Dental

Compare service pages, special offer variations, and booking flows. Track form submissions and click-to-call conversions.

Simple, transparent pricing

Start free. Upgrade when you need more. No contracts, cancel anytime.

Starter
Free
Perfect for trying SplitLab out
  • 1 active test
  • 2 variants per test
  • 1,000 visitors/mo
  • Basic analytics
  • Zero-config tracker.js
Get Started
Pro
$49/mo
For marketers running real tests
  • 10 active tests
  • Unlimited variants
  • 25,000 visitors/mo
  • 1 custom domain
  • CSV export
  • Conversion goals
  • Priority email support
Get Started
Scale
$349/mo
For high-volume teams and networks
  • Unlimited tests
  • Unlimited clients
  • Unlimited visitors/mo
  • Unlimited custom domains
  • White-label branding
  • Webhook integrations
  • Priority support
Get Started

Ready to find your
winning page?

Start testing today. Your first test can be live in under 5 minutes.

Get Started