All Latest 620 A/B Tests
MOST RECENT TESTS
Test #624 on
by 
Frazer Mawson
Dec 22, 2025
Mobile
Checkout
X.X%
Sales
Frazer Tested Pattern #41: Sticky Call To Action
In this experiment, a floating "Confirm Payment" button was added on the last step of a checkout flow. The button appeared with two different states: in a disabled state, leading to the terms and conditions; and in an active state, after checking off the terms. Impact on purchases was measured.
Which A Or B Actually Wins? Find Out Before You Test.
Members see every test result — the winners, the flat ones, and the losers — along with exact effects and sample sizes. Use it to estimate your tests and prioritize by probability, not gut feel. Start every experiment with the odds on your side.
Test #538 on
Volders.de
by 
Daria Kurchinskaia
Jun 20, 2024
Desktop
Mobile
Checkout
X.X%
Sales
Daria Tested Pattern #77: Filled Or Ghost Buttons On Volders.de
In this experiment, a less visible (ghost button style) legal confirmation box, was tested against a more visible one (filled state with higher contrast). Impact on error rates (from submitting an incomplete form) and sales was measured.
Test #320 on
by 
Jakub Linowski
Oct 20, 2020
Desktop
Checkout
X.X%
Sales
Jakub Tested Pattern #49: Above The Fold Call To Action
An extra "Place Order" button was duplicated above the fold on this checkout page. The control had a similar button further down at the bottom of the screen. The impact on total sales was measured from this change.