What you will be able to do
Read screens like a psychologist
Name the principle behind every design choice.
Borrow what converts
Reuse patterns that worked on real products.
Persuade honestly
Tell fair persuasion apart from dark patterns.
Collect every study
Earn XP for each case study you finish.
Case study quests
Each one takes a few minutes and leaves you with patterns you can reuse on your own product.
0 / 60studies collected, 0 XP
Start the first quest - AdobeAdobe Free TrialValue before commitmentOnboarding 6 min+20 XP
- AdobeAdobe OffboardingRespectful offboardingRetention 6 min+20 XP
- AirbnbAirbnb PersonalizationPersonalize, do not customizeRetention 5 min+20 XP
- AmazonAmazon Subscribe and SaveNudge with consentEthics 4 min+20 XP
- Amber AlertAmber Alert RedesignMake alerts actionablePsychology 5 min+20 XP
- AppleApple Bedtime ReminderDesign for new habitsPsychology 4 min+20 XP
- AudibleAudible Credit PurchaseClear, reassuring purchasesRevenue 4 min+20 XP
- BalanceBalance Scroll-Stopping AdClear beats cleverPsychology 5 min+20 XP
- beehiivBeehiiv Newsletter SignupKeep the creator in contextRevenue 5 min+20 XP
- beenBeen Travel OnboardingSmall delighters, big impactOnboarding 5 min+20 XP
- Microsoft BingBing AI LaunchFirst impressions and feedbackOnboarding 5 min+20 XP
- Microsoft BingBing Chat vs GoogleFewer steps to answersOnboarding 6 min+20 XP
- BlinkistBlinkist OnboardingSpend motivation wiselyOnboarding 6 min+20 XP
- BraveBrave OnboardingValue before commitmentEthics 6 min+20 XP
- CalmCalm ReferralsAsk at the peakReferral 6 min+20 XP
- ClubhouseClubhouse RetentionValue before asksRetention 5 min+20 XP
- The Glass MakerDesign BlundersContrast and hierarchyOnboarding 4 min+20 XP
- DuolingoDuolingo RetentionHabits over featuresRetention 7 min+20 XP
- FacebookFacebook MisinformationFriction for goodEthics 5 min+20 XP
- GoDaddyGoDaddy CheckoutHonest upsellsRevenue 5 min+20 XP
- GoogleGoogle Feature AdoptionAnswer doubts earlyOnboarding 4 min+20 XP
- GrammarlyGrammarly Onboarding SurveyUse every answerOnboarding 5 min+20 XP
- HeadspaceHeadspace OnboardingJobs to be doneOnboarding 6 min+20 XP
- HEYHEY OnboardingOnboard in contextOnboarding 6 min+20 XP
- The GuardianHonest Cookie ConsentHonest consent designEthics 3 min+20 XP
- BlinkistHonest Trial PaywallTransparency builds trustRevenue 5 min+20 XP
- HopperHopper PermissionsAsk at the right momentOnboarding 5 min+20 XP
- InstagramInstagram MonetizationRespect user attentionEthics 4 min+20 XP
- HubSpot and WiseLabor PerceptionShow the workPsychology 3 min+20 XP
- Acme StudioLanding Page PsychologyOne clear actionRevenue 4 min+20 XP
- LetterboxdLetterboxd JobsDesign for the jobOnboarding 6 min+20 XP
- LinkedInLinkedIn Opt-inAsk in contextRetention 3 min+20 XP
- LoomLoom Viewer OnboardingOnboard through the recipientPsychology 6 min+20 XP
- Mario Kart TourMario Kart TourMonetize without manipulationEthics 7 min+20 XP
- McDonald'sMcDonald's KiosksUpsell without hiding costsEthics 6 min+20 XP
- MineMine TrialShow the stakes firstRevenue 5 min+20 XP
- Morning BrewMorning Brew RetentionContent earns the habitRetention 6 min+20 XP
- Bank of OriaNPS Survey ProblemsAsk like a humanPsychology 4 min+20 XP
- SleepzyOnboarding MistakesValue before asksOnboarding 4 min+20 XP
- Johns Hopkins CSSEPandemic Dashboard DesignHonest data visualizationPsychology 3 min+20 XP
- DuolingoRespectful EmailOne message at a timeRetention 3 min+20 XP
- ShortformShortform OffboardingPersuade without shamingEthics 3 min+20 XP
- SignalSignal DonationsAsk with a reasonRevenue 4 min+20 XP
- FramerSniper LinksNo dead endsOnboarding 3 min+20 XP
- SpotifySpotify PodcastsDesign for contextRetention 7 min+20 XP
- SpotifySpotify Podcasts IIEarn the second sessionRetention 6 min+20 XP
- SpotifySpotify WrappedData as a storyPsychology 5 min+20 XP
- StravaStrava Free PreviewContext shapes meaningPsychology 3 min+20 XP
- StravaStrava FreemiumShow premium valueRevenue 6 min+20 XP
- SuperhumanSuperhuman OnboardingTeach by doingOnboarding 7 min+20 XP
- TemuTemu Prize WheelHonest incentivesEthics 4 min+20 XP
- Threads and the App StoreThreads Privacy IllusionTransparency matches intrusivenessEthics 5 min+20 XP
- TikTokTikTok Feed HabitsVariable rewardsPsychology 5 min+20 XP
- TinderTinder UpsellsContextual upgradesRevenue 7 min+20 XP
- Too Good To GoToo Good To GoValue-first onboardingOnboarding 4 min+20 XP
- TrelloTrello OnboardingLearn by doingOnboarding 6 min+20 XP
- TypeformTypeform OffboardingEnd on a good noteRetention 6 min+20 XP
- Uber EatsUber Eats ScarcityHonest scarcityPsychology 6 min+20 XP
- YouTubeYouTube Choice OverloadFewer, better choicesRetention 5 min+20 XP
- ZapierZapier Upgrade FlowCoherent upgrade journeyRevenue 6 min+20 XP
New: interactive course
Go from reading to doing
Nine worlds of hands-on labs. Move sliders, time your own eyes and fix real screens, then earn a badge for each world.
Enter World 1