Whale Mark vs Time Jars
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Whale Mark
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Whale Mark is an app for recording the reading progress of paper books. [Privacy Policy and Terms of Use] - Privacy Policy: https://medivhstudio.com/projects/whale-mark/privacy-policy.html - Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ [Contact Us] Any comments or questions can be sent to medivhstudio@163.com.
Time Jars
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Time Jars is a satisfying visual time tracker built around a simple idea โ every 30 minutes of focused work earns you a marble. Drop marbles into your jars to watch your time and effort build up over days, weeks and months. Create jars for each area of your life โ work projects, fitness, learning, hobbies โ and watch them fill up as you invest time into the things that matter. MARBLE JARS Create as many jars as you like, name them, pick a colour, and start dropping marbles. Each marble represents 30 minutes of focused time. Watch your jars fill up with satisfying physics and animations. TIMER Use the built in timer to track your work sessions. When the timer ends you'll be prompted to log your time and drop your marbles automatically. TASKS & TODOS Create a task list and assign each task to a jar. Tick off tasks as you complete them and log your time directly from the task screen. PLANNER Plan your day, week and month by scheduling your tasks into time slots. See exactly what you should be working on and when. TARGETS Set daily, weekly and monthly marble targets for each jar. Track your progress and celebrate when you hit your goals. STATS View detailed charts showing how you've spent your time across days, weeks, months and years. See which goals are getting your attention and which need more focus. - Works fully offline โ your data stays on your device - Dark and light mode - Satisfying marble physics and animations - Visual progress tracking - No subscription required
Screenshots
Verdict
The clearest difference is in-app purchases: Time Jars at none against Whale Mark's 4. Time Jars also leads on iOS requirement (15.1 vs 17.0). On price, ads 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. Whale Mark sells 3 in-app purchases, starting at $0.99 per month. Time Jars asks for nothing beyond the download.
| Parameter | Whale Mark | Time Jars |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | โ |
| Update frequency | Every 4 months | โ |
| Ads | No | No |
| In-app purchases | Yes | No โ better |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 15.1 โ better |
| Further details โ not scored | ||
| Size | 2 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | ๆฑ ๆจ | Henry Puttock |
In-app purchases
Whale Mark
- Monthly Membership$0.991 Month
- Annual Membership$2.991 Year
- Lifetime Membership2 variants$3.99
Time Jars
No in-app purchases





