Chugs vs Leaf
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Chugs
Track your reading habits with detailed insights and a visually engaging interface. Save favorite quotes, monitor reading sessions, and manage your book library. Offers advanced habit tracking features like streaks and heatmaps.
- Visual reading timelines
- Advanced habit tracking (streaks, heatmaps)
- Yearly reading challenges
- Commonplace book for quotes
- Focused reading timer
- Library management (TBR, finished, current)
- Detailed reading insights
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Stop just reading. Start tracking. Chugs is the reading tracker designed for book lovers who love data. We ditched the boring list views for a bold, neo-brutalist interface that turns your reading habits into beautiful, actionable insights. Whether you are trying to crush a yearly challenge or simply want to remember the best quotes from your favorite novels, Chugs gives you the tools to track every page, session, and thought. WHY CHUGS? Most reading apps look like spreadsheets. Chugs looks like a journal. We focus on deep stats, visual timelines, and a distraction-free experience that puts you and the book first. KEY FEATURES: Visual Reading Timelines Forget simple logs. See your reading history on a stunning vertical timeline. visualize exactly when you read, how long you focused, and track your sessions day-by-day. Advanced Habit Tracking Streaks: Keep the momentum going with a prominent day counter. Heatmaps: Visualize your consistency with GitHub-style contribution graphs. Yearly Challenges: Set a goal and watch your progress bar fill up. Commonplace Book & Quotes Don't let great lines vanish. Use the Quotes feature to snap, save, and organize your favorite passages. Build a digital "Commonplace Book" that you can reference forever. Focused Reading Timer Track your sessions in real-time. Our minimal timer tracks your speed (pages per minute) and logs your focus time automatically. Your Library, Your Way Manage your TBR (To-Be-Read) pile, organize your finished books, and keep track of what you are currently reading with our retro-styled card interface. Detailed Insights: Pages read per minute Total reading time Session duration analytics Completion percentages Ditch the spreadsheet. Download Chugs and start building your reading habit today Privacy Policy & Terms of Use: https://www.chugs.app/en/privacy https://www.chugs.app/en/terms https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Leaf
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Leaf: Reading Tracker is your private companion for tracking books and audiobooks. Build lasting reading habits with beautiful insights, customizable themes, and seamless iCloud sync. TRACK YOUR READING • Log books and audiobooks in one unified library • Track reading sessions with precise page counts and time • Set bookmarks and notes as you read • Import books with ISBN scanner • Organize with custom collections BUILD READING HABITS • Set yearly reading goals (books or pages) • Track daily reading streaks • View weekly, monthly, and yearly insights • Beautiful charts show your progress over time • Get motivated by your reading patterns BEAUTIFUL & CUSTOMIZABLE • Multiple gorgeous themes • Clean, distraction-free interface • Smooth animations and haptic feedback • Optimized for all iPhone sizes • Accessibility support with Dynamic Type and VoiceOver AUDIOBOOK SUPPORT • Track audiobook listening sessions • Chapter-based progress tracking • Lock screen playback controls • Background audio support • Smart rewind and playback speed controls PRIVACY FIRST • Sign in with Apple for maximum privacy • iCloud sync keeps your data secure and private • No tracking, no ads, no data collection • Your reading data belongs to you • Optional: Use as guest without sign-in SYNC & BACKUP • Seamless iCloud sync across all your devices • Automatic backup of your reading history • Conflict-free sync ensures data safety • Export your data anytime (CSV format) INSIGHTS & STATISTICS • Reading pace and time tracking • Books completed over time • Pages read per day/week/month • Streak tracking and milestones • Genre and collection analytics Perfect for: • Book lovers building consistent reading habits • Audiobook listeners tracking multiple titles • Students managing academic reading • Anyone wanting beautiful reading analytics • Privacy-conscious readers Leaf respects your privacy, celebrates your progress, and makes reading tracking effortless. Whether you're a casual reader or hitting ambitious yearly goals, Leaf grows with you. Download Leaf today and transform how you track your reading journey. --- Privacy Policy: https://quiet-forge.com/apps/leaf/privacy Support: support@quiet-forge.com
Screenshots
Verdict
The clearest difference is update cadence: Chugs at every 3 days against Leaf's every 4 weeks. Chugs also leads on iOS requirement (16.4 vs 18). On price, ads, in-app purchases and device support 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. Chugs sells 4 in-app purchases, starting at $0.99 per month and Leaf sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Chugs ships an update every 3 days, Leaf every 4 weeks. The most recent releases landed on September 21, 2026 and September 22, 2026 respectively.
| Parameter | Chugs | Leaf |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 days — better | Every 4 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.4 — better | 18 |
| Further details — not scored | ||
| Size | 74 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Serhat Andic | John Keith Zank |
In-app purchases
Chugs
- Monthly Pro$0.991 Month
- Monthly Pro$1.991 Month
- Yearly Pro$2.991 Year
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- Yearly Pro$9.991 Year
Leaf
- Small Tip$0.99
- eBook Reader$1.99
- Generious Tip$2.99
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- Audiobook Player$4.99








