Case study: How We Lost $7,500 on Mobile App A/B Tests But Learned How to Do Them

How Classic A/B Tests Work, and What’s Wrong With Them

Part 1. A/B Test

4 paywalls in the test. The last one in the image is the paywall used in the app before the test.

Multi-Armed Bandit

Part 2. Multi-Armed Bandit Comes Into Play

Traffic Distribution by Alternative

More about Proba.ai

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proba.ai is a tool for A/B testing in mobile apps. Carry out experiments faster, and at a better price — using the mobile app product hypothesis testing tool.

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proba.ai is a tool for A/B testing in mobile apps. Carry out experiments faster, and at a better price — using the mobile app product hypothesis testing tool.

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