Honest comparison · Reviewed May 10, 2026 # ScreenFine vs StickK StickK is the original behavioural-economics commitment-contract platform: stake $X on a goal, lose it to charity (or anti-charity) if you fail, with a referee verifying. ScreenFine applies the same loss-aversion mechanism to one specific problem. Daily phone-use overages. With automatic enforcement (no referee, no manual proof). Same research backing; different scopes and effort levels. [See the table](#table) [Get ScreenFine](https://apps.apple.com/us/app/screenfine/id6760267071) ## Is ScreenFine a good StickK alternative? Shopping for a StickK alternative? Here is the honest, no-spin head-to-head. StickK: A money-stake commitment-contract platform founded by Yale behavioural economists. Set a goal, put money on the line, name a referee and a charity (or anti-charity). ScreenFine takes a different approach to the same problem. The comparison table below, and the where-each-wins breakdown after it, show exactly where each tool pulls ahead and who should switch. Side by side ## ScreenFine vs StickK Feature ScreenFine StickK Pricing model $1/week, no in-app feature unlocks (subscription only) Free; you stake per goal Real stake on overage 25 pushups / 15-min over You set the stake Screen-time-specific The whole product Generic habit contracts Automatic verification iOS Screen Time API Referee required Manual proof Self-report + referee Daily cap on cost No money charge; effort capped by daily overage You set total stake Behavioural redemption 1-week window Anti-charity option Iconic StickK feature Continuous monitoring Every minute of phone use Goal-period only Behavioural-econ pedigree Same research backing Yale behavioural-econ founders Mobile-first UX iOS native Web-based, mobile responsive Founded 2026 2008 Last fact-checked May 10, 2026. [See StickK for yourself](https://www.stickk.com/). Where ScreenFine wins - ### Automatic, not manual StickK requires you to self-report on the goal and have a referee verify. ScreenFine reads iOS Screen Time data directly. No referee, no proof flow, no relationship cost. - ### Screen-time-specific design StickK works for any goal but is calibrated for none. ScreenFine's 15-minute interval, 25-pushup unlock requirement, and 1-week redemption are all tuned for daily phone-use specifically. - ### No financial risk A bad week on StickK can be expensive in ways you did not predict. ScreenFine has no variable charges. The worst case is more pushups, not a bigger bill. - ### Behavioural redemption StickK is a binary fail/succeed. ScreenFine gives 1 week to clear a fine via 1,000 steps, a workout, or mindful minutes. Slip-ups have a recovery path. Where StickK wins - ### Works for any habit StickK is generic. Quit smoking, exercise daily, write 1,000 words. ScreenFine only works for screen time. - ### No subscription StickK is free; you only pay if you fail your stake. ScreenFine charges $1/week even when you stay under your limit. The subscription is what funds the product. - ### Anti-charity option StickK lets you nominate an anti-charity (a cause you despise). The "money goes to the NRA if I fail" framing is a meaningfully larger psychological deterrent than a generic charity. - ### Cross-platform StickK is web-based, works on any device. ScreenFine is iOS-only. ## Pick ScreenFine if - + Your problem is specifically daily phone-use, not a one-off habit goal - + You want the consequence to be automatic, with no referee or self-report - + You have failed multiple soft screen-time tools and need a hard commitment device tuned for the specific problem - + You want a daily cap so a bad week does not become a $200 charge ## Pick StickK if - + Your goal is generic (smoking, exercise, study, writing). StickK works for all of these - + You want anti-charity framing as part of the consequence - + You are not on iOS - + You can credibly recruit a referee who will verify your performance via schemas[]) --> Common questions ## About ScreenFine vs StickK ### Is ScreenFine essentially StickK for screen time? Same underlying mechanism (loss aversion, money stakes, pre-commitment), narrowed to one specific problem. The narrowing matters because ScreenFine can automate verification (iOS Screen Time API) which generic commitment platforms cannot. ### Can I use both? Yes. StickK for habit goals (exercise, study) and ScreenFine for screen-time specifically. They do not conflict. ### Why does ScreenFine charge a subscription if StickK is free? Because ScreenFine's value is continuous monitoring + AI villain delivery + Wall of Shame + redemption window infrastructure. Which costs ongoing infrastructure to run. StickK's value is mostly the platform; the per-stake monetisation only fires on failure. ### Which has stronger research backing? StickK's founders are Yale behavioural economists (Ayres, Volpp, Karlan) who built the platform specifically as a behavioural-economics intervention. ScreenFine's research backing is the same. Prospect theory, hyperbolic discounting, Schelling self-command. Applied to the screen-time problem. ## Compare ScreenFine with other tools - [See the full Brick comparison](/compare/vs/brick/) - [See the full Freedom comparison](/compare/vs/freedom/) - [See the full Cold Turkey comparison](/compare/vs/cold-turkey/) - [See the full Opal comparison](/compare/vs/opal/) - [See the full Apple Screen Time comparison](/compare/vs/apple-screen-time/) - [See the full One Sec comparison](/compare/vs/one-sec/) - [See the full ScreenZen comparison](/compare/vs/screenzen/) ## Related reading - [Commitment devices: the mechanism behind verified-exercise locks](/guides/commitment-devices/) - [How to reduce screen time: a 5-step plan](/guides/how-to-reduce-screen-time/) - [How the fine jar works](/features/fine-jar/) - [AI villain: the consequence delivery layer](/features/ai-villain/) - [Screen Time Cost Index 2026 (data report)](/data/screen-time-cost-index-2026/) - [StickK alternatives roundup](/alternatives/stickk/) ## Ready to put real exercise on the line? $1 per week via Apple IAP. 25 pushups per 15-minute overage block. No variable charges. [Get ScreenFine](https://apps.apple.com/us/app/screenfine/id6760267071) [See all comparisons](/compare/)