Stop Doomscrolling vs CardGate
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Stop Doomscrolling
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Stop mindless scrolling . Start Earning Screen Time. Mathunlock turns your screen time into a reward — not a habit. Instead of endlessly scrolling, you earn your screen time by solving quick math challenges. Simple. Smart. Effective. How It Works Block distracting apps Solve short math problems Unlock screen time No deleting apps. No extreme restrictions. Just smarter scrolling. Why Mathunlock Works • Trains focus through active thinking • Breaks the autopilot scrolling habit • Builds discipline without feeling forced • Makes screen time intentional You don’t quit social media. You earn it. Perfect For • Students who want better focus • Professionals fighting distraction • Anyone tired of wasting hours scrolling • Parents teaching digital discipline Focus Made Friendly Our friendly mascot keeps things light and motivating — because self-improvement shouldn’t feel harsh. Private & Simple No complicated setups. No unnecessary data collection. Just you, your focus, and your earned screen time. Subscription Information Mathunlock requires a subscription to unlock all features. • Weekly Plan • Yearly Plan If you’re going to scroll, scroll with intention. Download Mathunlock today. Privacy Policy https://mathscroll-app.vercel.app/legal?tab=privacy Terms of Use https://mathscroll-app.vercel.app/legal?tab=terms
CardGate
Transform phone distractions into study motivation by blocking distracting apps until you pass a quiz. Import or generate flashcards, track your progress, and regain control of your screen time.
- Block distracting apps
- Flashcard import (Anki, CSV)
- AI flashcard generation
- Customizable quiz modes
- Earn Time mode
- Progress tracking
- Per-app control
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CardGate turns your phone's distractions into study motivation. Pick the apps that waste your time, bring your flashcards (or let AI generate them), and your phone won't open those apps until you pass a quiz. BUILT FOR • Students grinding Anki for exams (USMLE, MCAT, A-levels, Abitur, bar prep) • Language learners building vocab in Spanish, Japanese, German, and more • Anyone trying to cut screen time — but tired of apps that just nag HOW IT WORKS 1. Pick the apps that distract you — Instagram, TikTok, games, anything 2. Add flashcards: import an Anki .apkg, paste a CSV, generate with AI, or use the built-in starter deck 3. Open a blocked app — tap "Take Quiz" on the shield. Pass to unlock the app 4. Track your streak and watch your screen time drop FLASHCARDS YOUR WAY • Import Anki decks (.apkg) with full media — images, audio, cloze deletions, image occlusion, LaTeX/MathJax • Paste CSV or TSV from Quizlet, Excel, or any spreadsheet • Create cards directly in the app • AI flashcard generator — paste your notes (or upload a .txt or .pdf) and get a deck back. Free with your own ChatGPT/Claude account using paste-back, or one-tap Direct AI with affordable credit packs (no subscription required) • Built-in starter deck on first launch QUIZ MODES • Flip — read the answer, self-grade • Multiple Choice — AI-generated distractors or smart on-device fallbacks SMART STUDYING • Card selection prioritizes cards you struggle with and haven't seen recently • Wrong answers re-queue until you get them right EARN TIME MODE Don't want hard blocks? Switch on Earn Time — answer cards to bank screen-time minutes, then spend them on the apps you've blocked. PER-APP CONTROL • Cooldowns so passing a quiz buys you 0–60 minutes of access before the shield returns • Halfway and 1-minute-warning notifications before the shield comes back • Set the card count required per app TRACK YOUR PROGRESS • Daily streak • Weekly and monthly study stats • Recent quiz history FREE VS PREMIUM • Free: 1 blocked app + 1 deck (up to 500 cards), Flip and Multiple Choice modes, paste-back AI generation, cooldowns, Earn Time mode, all stats • Premium: unlimited blocked apps, unlimited decks, unlimited cards per deck, recurring AI credits each period • Plus: pay-as-you-go AI credit packs for one-tap Direct AI generation — no subscription required PRIVACY FIRST All your data stays on your device. No accounts, no analytics, no ads, no tracking. AI generation only sends the text you choose to generate from — never your decks, browsing data, or anything else. ABOUT FAMILY CONTROLS (SCREEN TIME) CardGate uses Apple's official Family Controls / Screen Time APIs to block apps. You'll be asked to grant permission once during setup. Apps you select are tokenized by Apple — CardGate never sees the actual list of apps you've installed and never reads your screen. SUBSCRIPTION TERMS Premium is offered as Weekly, Monthly, Yearly auto-renewable subscriptions and a one-time Lifetime purchase. Subscriptions auto-renew unless canceled at least 24 hours before the period ends. Manage or cancel any time in Settings → Apple ID → Subscriptions. Privacy policy and terms linked below. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
Stop Doomscrolling and CardGate are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Stop Doomscrolling sells 4 in-app purchases, starting at $4.99 per 7 days and CardGate sells 8 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Stop Doomscrolling ships an update every 9 days, CardGate every 10 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.
| Parameter | Stop Doomscrolling | CardGate |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 9 days — better | Every 10 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Freemium |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 20 MB | 6 MB |
| Age rating | 17+ | 4+ |
| Developer | Arrpit Tiwari | Adrian Scheibelhut |
In-app purchases
Stop Doomscrolling
- Weekly$4.997 Days
- Monthly$4.991 Month
- Yearly$24.991 Year
- Lifetime$19.99
CardGate
- Weekly Premium$1.997 Days
- Monthly Premium$3.991 Month
- Yearly Premium$24.991 Year
- Extra App Slot$0.69
- Extra Deck Slot$0.69
- 10 AI Credits$0.99
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- 100 AI Credits$4.99
- Lifetime Premium$34.99









