Study Kitty vs ChainBud
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Study Kitty
This app uses a gamified timer to help you stay focused and productive. Earn coins for concentration time to upgrade a virtual cat café, unlock new cats, and track your progress. Build better habits with gentle reminders and cloud sync.
- Gamified focus timer
- Cat café upgrades
- Cat collection
- Productivity stats
- Gentle reminders
- Cloud sync
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Turn Focus Time into Feline Joy - Build Your Cozy Cat Café Struggling to stay off your phone? Looking for a fun, motivating way to stay productive? Meet your new favorite focus companion: a gamified timer that rewards every minute of concentration with progress in your very own cat café. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Stay Focused, Earn Rewards The longer you focus, the more coins you earn. Spend them to upgrade your café, unlock new cats, and discover delightful surprises. Why You’ll Love This App • Gamified focus timer – Grow your café empire with each study session • Café upgrades – Add trees, tables, and décor that reflect your progress • Cat collection – Adopt cute, rare, and quirky feline friends • Productivity stats – Track your focus habits daily, weekly, and monthly • Gentle reminders – Stay on track with smart, non-intrusive nudges • Cloud sync – Your café and data stay secure across devices Build Habits That Stick Focusing doesn’t have to be boring. Whether you’re studying, working, or just trying to stay off social media, your cats are counting on you. Ready to grow your cat café one session at a time? Download now and start focusing the fun way. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
ChainBud
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Build habits, grow your cute companion, and take care of yourself. ChainBud turns the "Don't Break the Chain" method into a cozy virtual pet adventure. Every day you complete a habit, a new link is added to your chain and your buddy grows. Stay consistent and watch them evolve through 8 levels. CHOOSE YOUR BUDDY - Bun-Bun (Bunny): soft and cheerful, great for daily tasks and creative hobbies. - Leo (Lion): brave and strong, perfect for workouts and focus goals. - Bambu (Panda): calm and mindful, for meditation and self-care. - Kitsune (Fox): quick and energetic, for mornings, steps and early wake-ups. - Hootie (Owl): wise and curious, for study, coding and reading. - Barnaby (Bear): steady and protective, for your toughest willpower habits. EARN STARS, DRESS YOUR BUDDY - Every completed chain earns stars. Your first 3 days pay double! - Spend stars in the shop on hats, glasses, crowns and other cosmetics placed around your buddy's frame. - Play a quick Star Catch round as a reward for completing chains. FAIR, FORGIVING STREAKS - Weekly targets: choose how many days a week counts, the rest are rest days. - Recover yesterday if you forgot to check in. - Streak Shields and vacation mode protect your progress when life gets busy. TAKE CARE OF YOURSELF - Mood jar: log your mood each day and see how your month felt. - Cycle tracker: log periods, flow, spotting and notes. ChainBud learns your average cycle and gently shows the next expected period and when it is late. Spotting is tracked separately and never counted as a period. (Not a medical device and not for contraception.) MORE - Weekly overview of all your buddies, best streaks and heatmaps - Gentle daily reminders - Home screen widget - Optional cloud backup with Apple or Google sign-in - Available in 13 languages ChainBud Premium (optional subscription) removes interstitial ads and adds 3 Streak Shields per week, vacation mode, unlimited Star Catch rounds, exclusive cosmetics and all mood × habit insights. - Terms of Use (EULA): https://yigitemreturkkan.com/chainbud/terms - Privacy Policy: https://yigitemreturkkan.com/chainbud/privacy
Screenshots
Verdict
The clearest difference is ads: Study Kitty at none against ChainBud's shown. ChainBud's advantage is update cadence (every 6 weeks vs every 4 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.
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. Study Kitty sells 6 in-app purchases, starting at $4.99 per month and ChainBud sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
Study Kitty ships an update every 4 months, ChainBud every 6 weeks. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.
| Parameter | Study Kitty | ChainBud |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 4 months | Every 6 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 48 MB | 105 MB |
| Age rating | 4+ | 4+ |
| Developer | Elvin Ly | YIGIT EMRE TURKKAN |
In-app purchases
Study Kitty
- Monthly Study Kitty Pro$4.991 Month
- Yearly Study Kitty Pro$29.991 Year
- 100 Coins$0.99
- 550 Coins$4.99
- 1200 Coins$9.99
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- 2500 Coins$19.99
ChainBud
- ChainBud Premium (Monthly)3 Days trial$9.991 Month
- ChainBud Premium (Yearly)7 Days trial$39.991 Year









