Does X work? Tactic-level experiment evidence pages
17 data-backed questions on Does X work? Tactic-level experiment evidence pages, from Lazyweb Research — each answer cites proprietary analysis of real, in-market app screens.
Do Apps That Add Social Proof to Their Screens Keep It?
Across 29 tracked screens where Lazyweb Research detected social proof being added, 29 of 29 (100%) still had it in later captures, with zero detected removals [1][2]. Social proof is the stickiest o…
Read page TLDRHow Many Detected Experiments Touch Social Proof, and What Changed?
Lazyweb Research detected 120 before/after experiments across 62 companies whose diff mentions social proof — about 2.5% of the 4,814-experiment corpus [1][2]. Separately, 48 experiments are annotate…
Read page TLDRDoes Adding Social Proof to the Hero Actually Get Tested?
Yes, but it's comparatively rare: of 405 hero-area experiments Lazyweb Research detected, 18 also touch social proof [1][2]. The hero is the single most-tested page area (405 experiments), yet social…
Read page TLDRDo 'Limited Time Offer' Countdown Timers Get Rolled Back?
Rarely: of 58 tracked screens where an urgency element was added, 56 (97%) still had it in later captures and only 2 removed it [1]. Across 317 experiments that mention urgency or countdowns, additio…
Read page TLDRHow Many Detected Experiments Touch Urgency or Countdown Timers?
Lazyweb Research detected 317 before/after experiments across 97 companies that mention urgency or countdowns — about 6.6% of the 4,814-experiment corpus [1][2]. Within that, 38 experiments mention a…
Read page TLDRDoes Price Anchoring Get Reversed Once Companies Test It?
Almost never: of 43 tracked screens where an anchoring element was added, 42 (98%) still had it in later captures, with just 1 detected removal [1]. Across 279 experiments that mention anchoring, add…
Read page TLDRHow Many Detected Experiments Touch Price Anchoring, and What Changed?
Lazyweb Research detected 279 before/after experiments across 136 companies that mention price anchoring — about 5.8% of the 4,814-experiment corpus [1][2]. It's practiced by more distinct companies…
Read page TLDRDo Companies That Change Their Free Trial Keep the Change?
Trial changes are the most reversed of the tactics we track: of 81 screens where a trial-related element was added, 69 (85%) kept it and 12 later removed it [1]. Across 517 experiments that mention t…
Read page TLDRHow Many Detected Experiments Touch Free Trials, and What Changed?
Lazyweb Research detected 517 before/after experiments across 140 companies that mention trials — about 10.7% of the 4,814-experiment corpus and the third-most-touched tactic [1][2]. Additions lead r…
Read page TLDRHow Many Detected Experiments Change CTA Copy, and What Do Apps Rewrite It To?
Lazyweb Research detected 561 before/after experiments across 201 companies that change CTA copy — about 11.7% of the 4,814-experiment corpus, and the widest company reach of any button-level tactic…
Read page TLDRWhich Growth Tactics Do Companies Actually A/B Test the Most?
Across 4,814 before/after UI experiments Lazyweb Research detected (362 companies, 1,358 canonical screens), discount badges lead at 1,133 mentions, followed by CTA copy (561), trials (517), and urge…
Read page TLDRDo Companies That Add Discount Badges to Their Paywall Keep Them?
Across 162 tracked app screens where Lazyweb Research detected a discount element being added, 147 (91%) still had it in later captures and only 15 showed a later detected removal.[1] Discounts are a…
Read page TLDRShould You Add or Remove a Discount Badge? What Companies Actually Do When They Iterate?
Among the discount-touching experiments Lazyweb Research could classify by direction, 238 added a discount versus 68 that removed one — roughly 3.5 additions per removal.[1] Discounts are the most-to…
Read page TLDRDo Companies Keep Hero Image and Video Swaps After Testing Them?
Across Lazyweb's 4,814-experiment corpus, 307 detected experiments (6%) swapped hero media — an image, video, illustration, or animation — spanning 122 companies.[1][2] Among classifiable changes, ad…
Read page TLDRWhich Page Areas Get Tested Most — And Where Does the Hero Rank?
Across the 4,814 detected experiments Lazyweb Research tracks, the hero is the most-annotated change area at 405 experiments, ahead of offer (281), pricing (229), CTA (225), and value props (178).[1]…
Read page TLDR