All Latest 644 A/B Tests

MOST RECENT TESTS

Test #474 on Rollbar.com by Mike SmithMike Smith May 27, 2023 Desktop Mobile Home & Landing X.X% Signups

Mike Tested Pattern #4: Testimonials On Rollbar.com

Pattern #4: Testimonials - Variant A
Pattern #4: Testimonials - Variant B

In this experiment, 9 Twitter card style testimonials were appended onto the homepage of Rollbar. These were image / screenshots recreations without links to the actual tweets.

Total Sample: 10,223 • Statistical Power at 5% MDE: 7.7%

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 #473 by Jakub LinowskiJakub Linowski May 26, 2023 Desktop Home & Landing X.X% Sales

Jakub Tested Pattern #19: Benefit Testimonials

Pattern #19: Benefit Testimonials - Variant A
Pattern #19: Benefit Testimonials - Variant B

In this experiment, very short form testimonials (with a reference to over 3 million customers) were replaced with 3 more elaborate ones. These elaborate or benefit testimonials contained: highlighted statements, star reviews, emphasized location, tag summaries and photos of the purchased product. The control also contained a 3 testimonial carousel interaction.

This test appeared at the bottom of a longer homepage with additional product listings above.

Total Sample: 66,794 • Statistical Power at 5% MDE: 87.4%

Test #471 on Expertinstitute.com by Ardit VeliuArdit Veliu May 25, 2023 Desktop Mobile Home & Landing X.X% Leads

Ardit Tested Pattern #48: Video Testimonials On Expertinstitute.com

Pattern #48: Video Testimonials - Variant A
Pattern #48: Video Testimonials - Variant B

In this experiment, a video testimonial was added mid page onto a signup / lead form page.

Total Sample: 6,837 • Statistical Power at 5% MDE: 9.8%

Test #472 on Expertinstitute.com by Ardit VeliuArdit Veliu May 25, 2023 Desktop Mobile Home & Landing X.X% Leads

Ardit Tested Pattern #48: Video Testimonials On Expertinstitute.com

Pattern #48: Video Testimonials - Variant A
Pattern #48: Video Testimonials - Variant B

In this experiment, three video testimonials were added mid page onto a signup / lead form page.

Total Sample: 6,837 • Statistical Power at 5% MDE: 9.8%

Test #468 on Umbraco.com by Lars Skjold IversenLars Skjold Iversen Apr 28, 2023 Desktop Mobile Home & Landing X.X% Progression

Lars Tested Pattern #6: Customer Star Ratings On Umbraco.com

Pattern #6: Customer Star Ratings - Variant A
Pattern #6: Customer Star Ratings - Variant B

In this homepage experiment a number of changes were introduced - with perhaps the most prominent one being the replacement of a video component with customer review badges. Additional copy changes included reinforcement of the latest version number (v11) throughout the page, as well as a dedicated (v11) section in the middle of the page. Impact on demo signups was measured.

Total Sample: 45,082 • Statistical Power at 5% MDE: 13.2%

Test #469 by Ardit VeliuArdit Veliu Apr 28, 2023 Desktop Signup X.X% Leads

Ardit Tested Pattern #129: Right Or Left Aligned Forms

Pattern #129: Right Or Left Aligned Forms - Variant A
Pattern #129: Right Or Left Aligned Forms - Variant B

In this experiment, a right side form shifted in position to the left. Impact on leads was measured.

Total Sample: 2,908 • Statistical Power at 5% MDE: 6.9%

Test #467 by Jakub LinowskiJakub Linowski Apr 27, 2023 Desktop Mobile Product X.X% Sales

Jakub Tested Pattern #108: Frequently Asked Questions

Pattern #108: Frequently Asked Questions - Variant A
Pattern #108: Frequently Asked Questions - Variant B

In this experiment, an FAQ section was added near the bottom of a long product page. The reviews were collapsed by default, but expandable upon clicking. Impact on adds-to-cart and sales was measured.

Total Sample: 24,703 • Statistical Power at 5% MDE: 14.5%

Test #466 on Volders.de by Daria KurchinskaiaDaria Kurchinskaia Apr 26, 2023 Desktop Signup X.X% Sales

Daria Tested Pattern #4: Testimonials On Volders.de

Pattern #4: Testimonials - Variant A
Pattern #4: Testimonials - Variant B

In this experiment, a social proof popups were added to the signup / funnel pages for a contract cancellation service. The added social testimonials appeared as other customers used the service, anywhere except on the final checkout page. Additionaly, the interval at which these messaged appeared was 60 seconds, and they were shown for 10s. The messages translated to "[Name] had recently canncelled a contract with [Company], in the last 38 minutes". Impact on sales was measured.

Total Sample: 47,801 • Statistical Power at 5% MDE: 64.9%

Test #465 by Melina HessMelina Hess Apr 22, 2023 Desktop Mobile Product X.X% Revenue

Melina Tested Pattern #15: Bulleted Reassurances

Pattern #15: Bulleted Reassurances - Variant A
Pattern #15: Bulleted Reassurances - Variant B

In this product detail page experiment, a number of reassurances were brought out visually in a lined or bulleted way. The 4 reassurances included: free shipping and returns; Made in Germany, 90 Day Returns; and Buy With Invoice (popular in Germany). Impact on revenue per user was measured. The control contained very feint copy (smaller and more subtle) about free shipping.

Test #464 on Expertinstitute.com by Ardit VeliuArdit Veliu Mar 31, 2023 Desktop Mobile Home & Landing X.X% Leads

Ardit Tested Pattern #7: Social Counts On Expertinstitute.com

Pattern #7: Social Counts - Variant A
Pattern #7: Social Counts - Variant B

In this experiment, copy was added which showed the number of experts (in a given category) a person may gain access to after filling out a lead form. The context of this is a lead-gen landing page where people are seeking experts for legal purposes. Impact on initial progression (of a multi step form) and completed leads was measured.

Total Sample: 10,448 • Statistical Power at 5% MDE: 8%

Test #463 on Volders.de by Daria KurchinskaiaDaria Kurchinskaia Mar 25, 2023 Desktop Checkout X.X% Sales

Daria Tested Pattern #115: Pricing Comparison Table On Volders.de

Pattern #115: Pricing Comparison Table - Variant A
Pattern #115: Pricing Comparison Table - Variant B

This experiment explored a pricing layout that enabled more feature comparisons. It also conveyed more clearly which features were missing between plans. The test has been inspired by this Netflix experiment. Impact on sales was measured.

Total Sample: 23,336 • Statistical Power at 5% MDE: 84.8%

Test #462 by Jakub LinowskiJakub Linowski Mar 24, 2023 Desktop Mobile Product X.X% Sales

Jakub Tested Pattern #128: Standard Or Superscript Price Format

Pattern #128: Standard Or Superscript Price Format - Variant A
Pattern #128: Standard Or Superscript Price Format - Variant B

In this experiment, standard $ signs and cents were formatted into a smaller superscript. Impact on add-to-cart and sales was measured.

Total Sample: 46,737 • Statistical Power at 5% MDE: 35%

Test #459 on Snocks.com by Melina HessMelina Hess Feb 28, 2023 Desktop Mobile Listing X.X% Sales

Melina Tested Pattern #36: Fewer Or More Results On Snocks.com

Pattern #36: Fewer Or More Results - Variant A
Pattern #36: Fewer Or More Results - Variant B

In this listing page experiment, color sets of the same product were tested against individual products with unique colors (with additional product tiles). Essentially, the A version here contained fewer product items (with color sets), while the B version contained more results and tiles (with grouped products). Impact on total sales was measured.

(The original control and variation was inverted, but was flipped to match the fewer or more results pattern).

Total Sample: 185,702 • Statistical Power at 5% MDE: 99.2%

Test #458 on Volders.de by Daria KurchinskaiaDaria Kurchinskaia Feb 27, 2023 Desktop Mobile Checkout X.X% Sales

Daria Tested Pattern #103: Money Back Guarantee On Volders.de

Pattern #103: Money Back Guarantee - Variant A
Pattern #103: Money Back Guarantee - Variant B

In this experiment, a cancelation guarantee was added believing it would make users feel safer while canceling their contracts with Volders (the paid service being offered). The variation appended a Guarantee in the headline as a hyperlink with an explanatory tooltip shown on hover. This variation change was added to multiple screens throughout the checkout flow (a 5 step process).

Total Sample: 21,648 • Statistical Power at 5% MDE: 31.6%

Test #457 by Jakub LinowskiJakub Linowski Feb 26, 2023 Desktop Mobile Shopping Cart X.X% Sales

Jakub Tested Pattern #64: Tunnel

Pattern #64: Tunnel - Variant A
Pattern #64: Tunnel - Variant B

In this experiment, hamburger navigation with product links, was removed from the shopping / add to cart page. Tertiary links (How It Works, Guarantee details and support pages) were also removed, while a "Secure Checkout" message was brought into the header. This header version was already present on the next checkout page, and was copied over one step earlier. The idea was to keep customers within the checkout flow. Impact on sales was measured.

Total Sample: 4,452 • Statistical Power at 5% MDE: 48.6%

Test #456 on Aboalarm.de by Daria KurchinskaiaDaria Kurchinskaia Feb 23, 2023 Desktop Mobile Signup X.X% Sales

Daria Tested Pattern #28: Easiest Fields First On Aboalarm.de

Pattern #28: Easiest Fields First - Variant A
Pattern #28: Easiest Fields First - Variant B

In this experiment, a more difficult step of a contract cancelation service flow was rearranged toward a later step. In the variation, the easier step (hypothetically) with personal details and address fields was placed as the first step. Whereas the step with contract or account numbers (hypothetically more difficult) were placed as the second step.

Total Sample: 138,384 • Statistical Power at 5% MDE: 92.7%

Test #455 on Expertinstitute.com by Ardit VeliuArdit Veliu Feb 16, 2023 Desktop Mobile Home & Landing X.X% Leads

Ardit Tested Pattern #117: Company Logos On Expertinstitute.com

Pattern #117: Company Logos - Variant A
Pattern #117: Company Logos - Variant B

In this experiment, supporting university logos were appended near the primary call to action for additional credibility. These logos were placed around the middle of long landing pages on Expert Institute's web site (where experts for legal advice are searched). Impact on total leads was measured.

Total Sample: 5,706 • Statistical Power at 5% MDE: 7.8%

Test #453 by Jakub LinowskiJakub Linowski Jan 31, 2023 Desktop Mobile Shopping Cart X.X% Sales

Jakub Tested Pattern #64: Tunnel

Pattern #64: Tunnel - Variant A
Pattern #64: Tunnel - Variant B

In this experiment, the footer was simplified with multiple elements being removed (catalog request, secondary links, and a guarantee). Additionally, a more prominent phone number was also displayed.

Total Sample: 17,107 • Statistical Power at 5% MDE: 91.8%

Test #454 on Trenyrkarna.cz by Ondřej IlinčevOndřej Ilinčev Jan 31, 2023 Desktop Mobile Shopping Cart X.X% Sales

Ondřej Tested Pattern #64: Tunnel On Trenyrkarna.cz

Pattern #64: Tunnel - Variant A
Pattern #64: Tunnel - Variant B

In this shopping cart experiment, a tall footer was completely removed. The footer contained elements such as: app download links, a newsletter signup, secondary web site links, trust symbols, social media icons and company contant information. Impact on sales was measured.

Total Sample: 18,201 • Statistical Power at 5% MDE: 51.9%

Test #452 on Volders.de by Daria KurchinskaiaDaria Kurchinskaia Jan 30, 2023 Desktop Mobile Checkout X.X% Sales

Daria Tested Pattern #62: Urgent Next Day Delivery On Volders.de

Pattern #62: Urgent Next Day Delivery - Variant A
Pattern #62: Urgent Next Day Delivery - Variant B

In this experiment, a count down timer was added near the top of a checkout page. The timer was only shown before 1pm and clarified that the serivce (contract cancellation) will be initiated on the same day if users act before a cut off time. Impact on completed payments was measured.

Total Sample: 40,999 • Statistical Power at 5% MDE: 99%