30 Tests By Andrey Andreev

  Head of Internet Merchandising     Website

Tests

Test #632 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Jan 30, 2026 Desktop Mobile

Andrey Tested Pattern #65: Add More For Extra Incentive On Online.metro-cc.ru

 - Variant A
 - Variant B

In this experiment, two changes were made to the checkout page: (1) the minimum basket size requirement was made more visible using a floating element, and (2) an additional threshold was introduced to encourage customers to add more items by offering a free gift at a higher spend level. The impact on sales was measured.

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

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.

Test #620 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Nov 24, 2025 Desktop

Andrey Tested Pattern #42: Countdown Timer On Online.metro-cc.ru

 - Variant A
 - Variant B

In this experiment, 96 hours before the end of a promotion, a countdown timer was displayed on the desktop with a 80/20 split. Also excluded new users. Impact on sales was measured.

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

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.

Test #613 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Sep 30, 2025 Desktop

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.

Test #606 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Aug 22, 2025 Mobile

Andrey Tested Pattern #4: Testimonials On Online.metro-cc.ru

 - Variant A
 - Variant B

In this experiment, the presence of customer reviews were A/B tested on product pages of an online grocery store. Impact on adds to cart and sales was measured. (The expert was ran as a reverse/removal, but was inverted here to match the pattern).

Test #601 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Jul 22, 2025 Desktop

Andrey Tested Pattern #45: Benefit Bar On Online.metro-cc.ru

 - Variant A
 - Variant B

In this experiment, 4 selling points were added at the top of product details pages. Clicking on them would launch a modal with more details.

Test #596 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Jun 24, 2025 Desktop

Andrey Tested Pattern #7: Social Counts On Online.metro-cc.ru

 - Variant A
 - Variant B

In this experiment, products with 10 or more purchases within the recent week showed the number of customers that bought it as a social proof element. Impact on adds to cart and purchases was measured.

Test #590 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev May 15, 2025 Desktop

Andrey Tested Pattern #45: Benefit Bar On Online.metro-cc.ru

 - Variant A
 - Variant B

In this experiment, 4 selling points were added at the top of the homepage. Clicking on them would launch a modal with more details.

Test #582 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Mar 22, 2025 Desktop Mobile

Andrey Tested Pattern #77: Filled Or Ghost Buttons On Online.metro-cc.ru

 - Variant A
 - Variant B

In this experiment, the plus and minus quantity icons near the add to cart button were tested with different contrasts. The control had a higher contrast from a solid background color, and the variant was lower contrast. Impact on add to cart and sales was measured. (A/B test was inverted to B/A in order to fit the pattern).

Test #573 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Jan 28, 2025 Mobile

Andrey Tested Pattern #41: Sticky Call To Action On Online.metro-cc.ru

 - Variant A
 - Variant B

In this experiment, a floating "Place order" button was added to a mobile shopping cart screen. Impact on progression (to checkout) and sales was measured.

Test #567 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Dec 18, 2024 Mobile Desktop

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

 - Variant A
 - Variant B

In this experiment, the variation added popular categories with links at the top of the homepage. This was done for all sets of user segments: new and returning. Impact on transactions was measured.

Test #553 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Sep 27, 2024 Mobile Desktop

Andrey Tested Pattern #69: Autodiscounting On Online.metro-cc.ru

 - Variant A
 - Variant B

In this experiment, a preset coupon code with -15% amount and an easy to "apply" button was shown to new users who have never made a purchase. In the variation, the an empty coupon field was shown. Impact and transactions and revenue was measured.

Test #550 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Aug 14, 2024 Mobile

Andrey Tested Pattern #137: Visible Filters On Online.metro-cc.ru

 - Variant A
 - Variant B

Instead of only displaying sort and filters at the top of a listing page, the variation always had them visible with a sticky/floating interaction. Impact on sales was measured.

Test #541 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Jul 10, 2024 Desktop

Andrey Tested Pattern #137: Visible Filters On Online.metro-cc.ru

 - Variant A
 - Variant B

In this experiment, some side column filters were made more visible by being automatically expanded. These included: brand, price and country of manufacturing.

Test #537 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Jun 19, 2024 Desktop Mobile

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

 - Variant A
 - Variant B

In this experiment, a simple product category link was added on product detail pages. These links linked to listing pages with more of a similar product type. Impact on sales was measured.

Test #534 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev May 28, 2024 Desktop

Andrey Tested Pattern #82: Onboarding Callouts On Online.metro-cc.ru

 - Variant A
 - Variant B

In this site wide experiment, logged out customers were directed to sign in with the help of a top navigation callout. The experiment was triggered for anyone who saw the callout message. After signing in, the user would 1) remain on the same screen they were on and 2) the top header slightly changed to show a logged in state (with their orders, favorites and active username). Impact on successful logins and overall purchases was measured.

Test #526 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Apr 17, 2024 Desktop Mobile

Andrey Tested Pattern #77: Filled Or Ghost Buttons On Online.metro-cc.ru

 - Variant A
 - Variant B

In this experiment, a higher contrast search bar with a blue border and a filled blue button style was tested against a more feint style.  Impact on searches and purchases was measured. (A/B test was inverted to B/A in order to fit the filled-vs-ghost button pattern).

Test #511 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Jan 09, 2024 Desktop

Andrey Tested Pattern #79: Product Highlights On Online.metro-cc.ru

 - Variant A
 - Variant B

In this experiment, popular products were shown at the top of the homepage. Impact to sale was measured.

Test #508 on Online.metro-cc.ru by Andrey AndreevAndrey Andreev Dec 15, 2023 Mobile

Andrey Tested Pattern #93: Auto Next On Online.metro-cc.ru

 - Variant A
 - Variant B

In this experiment, the variation transformed an add-to-cart button into a shopping cart one (making it a two step process). The control had an interaction where an add-to-cart button would become a quantity selection and then a shopping cart action (a three step process). In a way, the control kept users in a "dead-end" quantity selection middle state that required clicking the back button to continue the sale. Whereas the variation automatically moved users into the next step (closer towards being able to make a purchase). Impact on sales was measured.