Split Test Pro vs PostHog
Looking for a PostHog alternative? Split Test Pro is a Shopify app that tests themes and templates — with plans from $79/month, billed only on traffic that's actually in a test.
Compare the details.
The features that shape your testing program.
Where you can test
| Feature | PostHog | |
|---|---|---|
| Shopify App Store app | Yes | No |
| Any website (one script tag) | Yes | Yes |
| Server-side testingIncluded on every paid plan | Yes | Yes |
| Feature flags and rollouts | Yes | Yes |
What you can test
| Feature | PostHog | |
|---|---|---|
| Shopify theme and template tests | Yes | No |
| CSS and JavaScript variants | Yes | Yes |
| Split URL / redirect tests | Yes | Yes |
| Audience targeting | Yes | Yes |
| Custom traffic split | Yes | Yes |
| Flicker-free variants | Yes | Not listed |
| Scheduled start and end | Yes | Not listed |
Stats and results
| Feature | PostHog | |
|---|---|---|
| Statistical method | Bayesian | Bayesian + frequentist |
| Custom goals and events | Yes | Yes |
| False-winner guardrails | Yes | Yes |
| Segment breakdowns | Yes | Not listed |
AI
| Feature | PostHog | |
|---|---|---|
| AI test ideas | Yes | Not listed |
| AI-generated variants | Yes | Not listed |
| AI results analysis | Yes | Yes |
Pay for traffic
that actually tests.
Split Test Pro plans start at $79/month and bill by tested sessions — visitors who actually enter a test. PostHog plans start at $0.0001/request and bill by flag requests.
Split Test Pro$79/mo
- Billed by tested sessions only
- Monthly billing · 14-day free trial
- No lock-in · cancel anytime
- Included
- Partly included
- Not available
- Not listedWe couldn't confirm it
PostHog information is based on publicly available sources reviewed in October 2026 and may have changed since. “Not listed” means we couldn't confirm the feature. PostHog is a trademark of its respective owner; Split Test Pro is not affiliated with PostHog.
Why teams choose Split Test Pro
Made for Shopify, too
Install from the Shopify App Store and test themes and templates, with purchases, add to carts and revenue tracked automatically.
Pay for tested traffic only
Plans bill by tested sessions — visitors who actually enter a test. Traffic that never sees an experiment doesn't count.
Tests built for you
Describe what you want to improve and Splitty suggests ideas, writes the variants and sets up the test on your live page.
Results you can act on
See each variant's chance to beat control and a credible interval for the lift, with a plain-English verdict on whether you have a winner.
Questions
Is Split Test Pro a good PostHog alternative?
If you want a tool that is a Shopify app that tests themes and templates, yes. Split Test Pro plans start at $79/month, bill only on tested sessions, and come with a 14-day free trial so you can compare for yourself.How do I switch from PostHog to Split Test Pro?
Install Split Test Pro from the Shopify App Store or add one script tag to any site, then recreate your tests — or let Splitty build them from a one-line description. Switch over as your current tests finish.What does “tested sessions” billing mean?
A tested session is a visitor who entered at least one running experiment that month, counted once however many pages they view. Visitors who never reach a test don't count toward your plan.Do I need a developer?
No. Splitty, the AI test builder, writes the variants for you on your live page. Developers can still write their own CSS and JavaScript variants, or use server-side flags.Where does the PostHog information come from?
From PostHog's publicly available information, reviewed in October 2026. Where we couldn't confirm a feature we say “Not listed” rather than “No”. Features change — check with PostHog for their current offering.
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