All Latest 633 A/B Tests

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Test #629 on by Jakub LinowskiJakub Linowski Jan 26, 2026 Desktop Checkout X.X% Sales

Jakub Tested Pattern #98: Auto Suggest

 - Variant A
 - Variant B

In this experiment (1) the zip code field position was moved up, right below the last name. And (2) entering the zip code would populate the state and city using an autofill API call. Impact on orders completed was measured.

Total Sample: 4,735 Statistical Power at 5% MDE: 55.4%

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Test #628 on by Jakub LinowskiJakub Linowski Dec 30, 2025 Mobile Checkout X.X% Sales

Jakub Tested Pattern #98: Auto Suggest

 - Variant A
 - Variant B

In this experiment (1) the zip code field position was moved up, right below the last name. And (2) entering the zip code would populate the state and city using an autofill API call. Impact on orders completed was measured.

Total Sample: 4,442 Statistical Power at 5% MDE: 33.9%

Test #627 on by Jakub LinowskiJakub Linowski Dec 29, 2025 Product X.X% Sales

Jakub Tested Pattern #26: Cart Reminder And Recently Viewed

 - Variant A
 - Variant B

In this tightly triggered experiment, users who (1) did not complete a purchase and (2) visited a different product page saw a button in the top-right corner labeled “Don’t Forget Your Club.” Clicking this button resumed the checkout process at the point where they left off, without requiring the same information to be re-entered.

Total Sample: 2,131 Statistical Power at 5% MDE: 14.3%

Test #625 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Dec 23, 2025 Desktop Mobile Listing X.X% Sales

Andrey Tested Pattern #90: Out Of Stock Or In Stock Products On Online.metro-cc.ru

 - Variant A
 - Variant B

In this experiment, search results and listing pages received two additional filters to remove out-of-stock and in-store-only items. This reduced the number of results shown by default. The impact on add-to-cart actions, checkout flows, and completed sales was measured.

Total Sample: 220,773 Statistical Power at 5% MDE: 42.6%

Test #624 on by Frazer MawsonFrazer Mawson Dec 22, 2025 Mobile Checkout X.X% Sales

Frazer Tested Pattern #41: Sticky Call To Action

 - Variant A
 - Variant B

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. 

Total Sample: 114,921 Statistical Power at 5% MDE: 95.8%

Test #622 on by Frazer MawsonFrazer Mawson Nov 27, 2025 Mobile Checkout X.X% Sales

Frazer Tested Pattern #99: Progress Bar

 - Variant A
 - Variant B

In this experiment, a breadcrumb was replaced with a circular progress bar (arguably more visible overall steps; but less visible/clickable accomplished steps). Impact on transactions was measured.

Total Sample: 37,683 Statistical Power at 5% MDE: 99.1%

Test #618 on Livefresh.de by Pascal DietzPascal Dietz Oct 31, 2025 Desktop Mobile Home & Landing X.X% Sales

Pascal Tested Pattern #11: Gradual Reassurance On Livefresh.de

 - Variant A
 - Variant B

In this experiment, the homepage interaction, headline, and images were changed. In the control, users saw a single “Shop Now” button leading directly to products. In the variation, users first chose between “Reset” or “Lose Weight,” then selected a duration in days before being shown products. The impact on sales was measured.

Total Sample: 96,104 Statistical Power at 5% MDE: 93.4%

Test #617 on by Frazer MawsonFrazer Mawson Oct 30, 2025 Mobile Signup X.X% Sales

Frazer Tested Pattern #99: Progress Bar

 - Variant A
 - Variant B

A progress bar was added to the top of a 3 step signup funnel. Impact on completed orders was measured.

Total Sample: 59,317 Statistical Power at 5% MDE: 92.8%

Test #615 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Oct 28, 2025 Mobile Checkout X.X% Sales

Andrey Tested Pattern #64: Tunnel On Online.metro-cc.ru

 - Variant A
 - Variant B

In this experiment, two sets of distractions were removed from the checkout put. First, the search bar was removed from the top of the screen. Second, a series of app links were also removed from the bottom of the screen near the footer. Impact on checkouts was measured.

Total Sample: 206,500 Statistical Power at 5% MDE: 99.9%

Test #614 on Kay.com by Craig KistlerCraig Kistler Oct 23, 2025 Mobile Home & Landing X.X% Sales

Craig Tested Pattern #26: Cart Reminder And Recently Viewed On Kay.com

 - Variant A
 - Variant B

In this experiment, returning users to a homepage would be shown recently viewed items. Impact on adds to cart and sales was measured. The experiment was triggered to returning users.

Total Sample: 122,483 Statistical Power at 5% MDE: 58.1%

Test #613 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Sep 30, 2025 Desktop Home & Landing X.X% Sales

Andrey Tested Pattern #135: Product Categories On Online.metro-cc.ru

 - Variant A
 - Variant B

In this experiment, a series of brand logos with links to product listing pages were added - enabling another layer of search. Impact on products purchased was measured.

Total Sample: 1,716,300 Statistical Power at 5% MDE: 99.9%

Test #612 on by Frazer MawsonFrazer Mawson Sep 28, 2025 Mobile Checkout X.X% Sales

Frazer Tested Pattern #99: Progress Bar

 - Variant A
 - Variant B

In this experiment, a 3 step progress bar was added at the top of an ecommerce checkout funnel. Impact on checkout progression and completed sales was measured.

Total Sample: 43,113 Statistical Power at 5% MDE: 99.2%

Test #608 on by Frazer MawsonFrazer Mawson Aug 28, 2025 Mobile Signup X.X% Signups

Frazer Tested Pattern #99: Progress Bar

 - Variant A
 - Variant B

In this experiment, a 3 step progress bar was added at the top of a signup funnel. Impact on signups was measured.

Total Sample: 64,980 Statistical Power at 5% MDE: 25.9%

Test #603 on Kay.com by Craig KistlerCraig Kistler Jul 30, 2025 Desktop Mobile Product X.X% Sales

Craig Tested Pattern #55: Conversational Filters On Kay.com

 - Variant A
 - Variant B

In this experiment, product pages (variant) asked users if they were interested to see holiday gifts with two buttons. Upon clicking "yes", the UI expanded to make another choice in order to see gifts for: Her, Him or Kids. Clicking any of these three would send users to dedicated listing pages with more product recommendations. Impact on sales was measured.

Total Sample: 3,080,311 Statistical Power at 5% MDE: 99.9%

Test #598 on by Jakub LinowskiJakub Linowski Jun 27, 2025 Desktop Mobile Product X.X% Sales

Jakub Tested Pattern #26: Cart Reminder And Recently Viewed

 - Variant A
 - Variant B

This experiment started when a user started a custom product build and visited any other product page. In the variation, a resume button appeared that would bring the customers back to their custom build. Impact on checkouts and sales was measured.

Total Sample: 1,177 Statistical Power at 5% MDE: 7.7%

Test #599 on Finn.com by Tim KarcherTim Karcher Jun 27, 2025 Mobile Product X.X% Leads

Tim Tested Pattern #10: Postponed Modal Forms On Finn.com

 - Variant A
 - Variant B

This is a heavily confounded multi-change experiment. In the variation, product choices on product detail pages were taken off and moved to a 2nd step (a new step). This also resulted in the price and primary button becoming more visible from an upward position shift. Impact on adds-to-cart and lead generation was measured.

Total Sample: 23,733 Statistical Power at 5% MDE: 9.9%

Test #597 on by Frazer MawsonFrazer Mawson Jun 26, 2025 Mobile Product X.X% Sales

Frazer Tested Pattern #41: Sticky Call To Action

 - Variant A
 - Variant B

In this experiment, a fixed add-to-cart button along with the quantity selector was transformed into an always floating one. Impact on sales was measured. (Visitors are session based).

Total Sample: 247,046 Statistical Power at 5% MDE: 58.2%

Test #589 on by Jakub LinowskiJakub Linowski Apr 30, 2025 Desktop Product X.X% Sales

Jakub Tested Pattern #68: Welcome Discount

 - Variant A
 - Variant B

This experiment added one extra layer of persistence to an appearing welcome discount offer. In the variation, a welcome discount appeared on product pages after some inactivity behavior combined with a delay. In the variation, the only thing that was modified was the "collapse" behavior - basically creating a small floating micro modal in the bottom right. The micro modal allowed users to return to the larger modal or collaping it for good (with a second X collapse button). Impact on sales was measured.

Total Sample: 23,605 Statistical Power at 5% MDE: 17.5%

Test #588 on Hellostake.com by Louis AlstonLouis Alston Apr 28, 2025 Mobile Global X.X% Sales

Louis Tested Pattern #26: Cart Reminder And Recently Viewed On Hellostake.com

 - Variant A
 - Variant B

This experiment started right after users of a trading app received trade order expiry notification (for a security trading app). In the control, after clicking the notifications, users would have to navigate to the trade themselves. In the variation, 1) an additional step was added which informed what happened (an order was not place and expired) and 2) they were automatically send to the order page. Impact on orders placed was measured.

Total Sample: 5,551 Statistical Power at 5% MDE: 42.8%

Test #585 on Jared.com by Craig KistlerCraig Kistler Apr 10, 2025 Mobile Desktop Listing X.X% Sales

Craig Tested Pattern #137: Visible Filters On Jared.com

 - Variant A
 - Variant B

In this experiment, UI filters with metal color options were surfaced at the top of product listing pages (for Jared - an online jewelry retailer). Impact on filter usage, adds to cart and sales were measured.

Total Sample: 33,984 Statistical Power at 5% MDE: 7.6%