Nosk vs StudyKey
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Nosk
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Nosk is the ultimate focus and screen time manager that transforms how you unlock your apps. Instead of mindless scrolling, Nosk blocks distracting apps and only unlocks them when you complete physical, real-world tasks! Break the digital loop. When you try to open a blocked app (like Instagram, TikTok, or YouTube), Nosk requires you to step away from the screen and complete a challenge to gain access. REAL-WORLD UNLOCK CHALLENGES: โข MOTION CHALLENGES Unlock your apps by staying active! Count physical steps, do squats, or move around to boost your energy before screen time. โข REAL-WORLD IMAGE HUNT Disconnect from the digital world. Find and capture physical objects in your room (like a plant, cup, or chair) using your camera to verify you are present in the real world. โข MINDFUL WRITTEN AFFIRMATIONS Re-align your focus. Read and type screen-free affirmations to build positive mental habits and verify your focus intent. KEY FEATURES: โข SMART APP SHIELDING Instantly block distracting social media, games, and entertainment apps during study, work, or family time. โข WEEKLY SCREEN TIME REPORTS See where your time goes with premium, privacy-safe charts tracking your daily and weekly device activity. โข CONSISTENCY STREAKS Track your focus progress and maintain your daily limits. Build streaks of digital mindfulness and active life balance. Transform your screen time habits. Step into the real world with Nosk! Privacy Policy: https://docs.google.com/document/d/1XVFLS6yUqi6ltJg6zZh2Jqzek2q2vHnRjQcuYafj8rk/edit?tab=t.0 Terms of Use: https://docs.google.com/document/d/1IoFtHvFSP2dSbr6sf5VHfNViaSa80NATfg8ZdifJUMc/edit?tab=t.0
StudyKey
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Make a little learning part of your screen-time routine. StudyKey combines app boundaries, flashcards and focused time in one calm space. Choose how you want to study, set your own rules and make room for what matters. LEARN TO UNLOCK Choose apps to protect and the decks you want to practise. Complete a learning challenge in StudyKey to earn access according to your rule. Set the number of cards and the minutes earned per card, or choose a total break duration. FLASHCARDS, VOCABULARY AND QUIZZES Try ready-made examples to find your learning style. Build knowledge cards, practise words with example sentences or answer four-choice quizzes. Review with spaced repetition, edit individual cards and remove cards or whole decks whenever you need. CREATE FROM YOUR OWN MATERIAL Describe a topic, paste notes, attach a PDF or choose a photo. AI helps turn your source into a draft you can review before saving. Preview attachments and add optional instructions. Photos can be up to 10 MB and are optimised before upload; PDFs can contain up to 5 pages and be up to 2 MB. AI can make mistakes, so check every answer. FOCUS AND SEE YOUR RHYTHM Start a focus session with an intention. Build a personal focus tapestry over time and explore your week, month or year. Share the selected period as an image. BOUNDARIES THAT FIT YOUR DAY Use learning challenges, focus sessions, daily app limits or scheduled quiet hours. App protection requires Screen Time permission on a supported device. STUDYKEY PREMIUM Choose the existing weekly or yearly subscription. The weekly plan includes 75 AI generation credits per calendar week, resetting Monday at 00:00 UTC. The yearly plan includes 75 credits per calendar month, resetting on the first day at 00:00 UTC. One generation attempt uses one credit and creates up to 10 cards. Failed generation attempts also use a credit; unused credits do not roll over. Saved cards and manually created cards do not use AI credits. Shared service safety limits may temporarily affect generation. Subscriptions renew automatically unless cancelled in Apple Settings. Prices and billing periods are shown before purchase. Privacy policy: https://beratonerdev.com/privacy/kotu Terms of use: https://beratonerdev.com/terms/kotu
Screenshots
Verdict
The clearest difference is update cadence: Nosk at every 2 days against StudyKey's every 9 days. Nosk also leads on iOS requirement (16.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Nosk sells 4 in-app purchases, starting at $3.99 per 7 days and StudyKey sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Nosk ships an update every 2 days, StudyKey every 9 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | Nosk | StudyKey |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days โ better | Every 9 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone | iPhone, iPad โ better |
| Requires iOS | 16.0 โ better | 18.0 |
| Further details โ not scored | ||
| Size | 84 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Mustafa Gur | BERAT ONER |
In-app purchases
Nosk
- Weekly Premium$3.997 Days
- Monthly Premium$9.991 Month
- Yearly Premium$29.991 Year
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- Yearly Premium$44.991 Year
StudyKey
- Weekly Premium$4.997 Days
- Yearly Premium$29.991 Year









