Split vs Kameleoon
Feature checklists rarely decide anything. What decides it is the pricing metric, who has to write the tests, and which limitation you can live with.
Entry price
Free tier available
Free tierFrom $495 per month (PBX Starter: 10 experiments, 50k tested visitors)
Trial onlyWhat drives the bill
The metric that actually scales your invoice.
Paid tiers are quote-based, priced by monthly tracked keys.
Kameleoon now publishes an entry price. Above Starter it is priced by traffic and modules on a custom quote.
Free tier
Free tier with limited monthly tracked keys.
30-day trial, no card, up to 3 experiments.
Open source
Self-hostable
No-code authoring
Languages
Platforms
Fits teams
Adoption
Established
Harness · since 2015
Established
Kameleoon · since 2012
Strengths
- Automatic metric impact on every flag catches regressions nobody thought to measure.
- Guardrail alerts stop a bad rollout before it reaches everyone.
- Strong data-platform integrations.
- Genuinely good hybrid model — the same experiment can run client- and server-side.
- Effective anti-flicker implementation.
- EU hosting with healthcare-grade compliance options.
Limitations
- Post-acquisition roadmap now sits inside Harness's broader platform strategy.
- Requires meaningful event instrumentation before the impact analysis is useful.
- Opaque enterprise pricing.
- Smaller market presence outside Europe.
- Only the entry tier is priced publicly; everything above it is a sales conversation.
- Fewer third-party integrations than Optimizely.
Best for
Teams that want every release measured, not just deliberate experiments.
European enterprises needing both marketer and developer experimentation under GDPR.
All of these integrate with: Segment.
Pricing last reviewed August 2026 and is indicative only — confirm on each vendor’s own page.