A/B Testing · true cost · Updated September 2026

The true cost of a/b testing

What you'll actually pay. Of the 8 a/b testing tools we track, 4 publish no self-serve price (quote-only), 1 price on a basis this column cannot carry, 2 charge usage overages. Here's every tool's entry price and its hidden-cost flags — each linked to its sourced record.

The hidden-cost picture

  • No public price: 4 of 8 are quote-only (contact sales).
  • Not priced monthly: 1 publish a figure on another basis — usage rates, non-USD, or annual-only.
  • Usage overages: 2 charge for going over plan limits.
  • Cheapest published: GrowthBook from $40/mo.
  • No overage or setup fee: Convert Experiences.

As of · re-verified with each catalog refresh

A/B Testing — entry price & hidden-cost flags

Every a/b testing tool we track, published prices first, unpriced last. Each name links to its sourced pricing record.
ToolEntry priceUsage overagesSetup fee
GrowthBook $40/mo Yes
Statsig $150/mo Yes
Convert Experiences $399/mo
AB Tasty quote-only
Kameleoon quote-only
LaunchDarkly quote-only
Optimizely quote-only
VWO (Visual Website Optimizer) quote-only

Prices and fee terms re-verified with each catalog refresh. Last catalog update 2026-09-02. "Quote-only" means the vendor publishes no self-serve price.

Frequently asked questions

Does a/b testing have hidden fees?

Across the 8 a/b testing tools we track: 4 publish no self-serve price (quote-only), 1 price on a basis this column cannot carry, 2 charge usage overages. As of 2026-09-02.

What is the cheapest a/b testing with published pricing?

GrowthBook, from $40/mo (note: usage overages apply). Verified 2026-09-02.

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