TL;DR
Best under $100/month: ExperimentHQ ($29/mo) for visual A/B testing, PostHog (free tier) for product analytics + experiments, GrowthBook (free self-hosted) for technical teams. You don't need enterprise tools—these affordable options have all the features most teams need.
Tool Comparison
| Tool | Price | Key Features | Verdict |
|---|---|---|---|
| ExperimentHQ | $29/mo | Visual editor, unlimited tests | Best Value |
| PostHog | $0-45/mo | A/B tests + analytics | Best Free Tier |
| GrowthBook | $0 (self-hosted) | Feature flags + A/B | Best Open Source |
| Nelio A/B Testing | $29/mo | WordPress plugin | Best for WordPress |
What You Get Under $100/Month
Visual Editor
Make changes without code
Unlimited Tests
Run as many experiments as you want
Statistical Analysis
Confidence intervals and significance
Goal Tracking
Track conversions and revenue
Our Recommendation
For most teams: ExperimentHQ at $29/month. Best balance of features and simplicity.
For $0 budget: PostHog free tier or self-hosted GrowthBook.