Side by side
Otter vs Sigmize
Both stand on a/b testing tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free trial APIWeb
Otter brings visual, redirect, personalization and server-side experimentation into one web product. Its paid plans and absent feature flags are important considerations for prospective buyers.
Visit Otter Free trial Web
Sigmize brings WordPress experimentation, behavioral analytics, goals, and revenue tracking together in a web product. Buyers should review plan limits and the consent requirement for recordings and heatmaps.
Visit SigmizeThe facts
| Otter | Sigmize | |
|---|---|---|
| Free plan | A free trial | A free trial |
| Open source | Not published | Not published |
| Runs on | API, Web | Web |
| Lowest paid plan | Starter: $39 a month | Starter: $21 a year |
| Plans published | 3 | 4 |
| Maker | Not published | Not published |
| Website | otterab.com | sigmize.com |
| On a/b testing tools | #44 of 52 | #48 of 52 |
Otter: what it does well
- Measures revenue per variant
- Unlimited variants in visual editor
- Audience targeting by several attributes
- Bayesian and frequentist reporting
- REST API and MCP server
What to know first
- No free plan
- Paid pricing starts at 49 /mo
- Feature flags are not included
- Listed platform is web
Sigmize: what it does well
- Supports four listed experiment types
- Visual editor and audience targeting included
- Tracks WooCommerce, SureCart, and EDD revenue
- Custom goals cover many visitor actions
- Email support included on all plans
What to know first
- No free plan
- Seven-day trial is limited
- Session recordings and heatmaps require visitor consent
- Annual plans cap experiments and variations
Alternatives to Otter Alternatives to Sigmize The whole list