Chess Clock MaruMieruTimer vs 12w Planner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Chess Clock MaruMieruTimer
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“Oh no! Is it this late already?” Do you ever find yourself unconsciously spending hours on videos or social media? **Marumie-ru Timer** makes that “vanishing time” visible. With a single tap, switch between work and break—just like a chess clock. Maximize your focus, turn effort into daily results, and achieve your goals with zero unfinished tasks. Productivity and freedom, all in your hands. --- ## Features - **One-tap switch between work and break** Manage active and rest time visually with a chess-clock style system. Instantly grasp your time allocation at a glance. - **Time visualization** Clearly see exactly how much time you’ve spent, eliminating wasted minutes. - **Support for consistency** Daily records and analysis boost motivation. Small wins accumulate into big achievements. - **Free & simple** No hidden fees, no complicated setup. A free app you can use right away. - **Versatile use cases** From student study sessions to professional work, even workout lap timing—manage any kind of “time.” - **Choose your measurement mode** - **Timer (countdown):** Stay aware of time remaining until your goal. - **Stopwatch (count-up):** Track focused work sessions. Perfect for cooking, zero-second thinking drills, meditation, and more. - **Automatic recording for review** Log work time daily and monthly, track your growth, and analyze your habits with graphs. - **Simple & intuitive design** Big buttons, no clutter, no unnecessary features. Easy to use at a glance so you can dive straight into focus. --- ## Recommended for - **Those who want to avoid overlong breaks** - “Just 5 minutes…” turns into 30. - Can’t stop scrolling SNS. - YouTube autoplay eats away hours. - Hard to get back to work after a break. → Visualize your break time, quantify “idle time,” and smoothly switch back into work mode. - **Those who want to track progress numerically** No more vague “Did I really work that much today?” See your exact time allocation, discover your best work-rest rhythm, and keep tasks moving forward. - **Those who want to improve time management** - Always rushing deadlines. - Make plans but can’t follow through. - Poor time allocation leads to overtime. - Want to work more efficiently. → Set daily work-hour goals for structured time management and a calmer, more productive day. --- ## For Study & Learning Prepare for university entrance exams, high school tests, or certifications with a solid study routine. Use the timer for Pomodoro sessions, the stopwatch for deep focus. Record and analyze daily study time—consistency builds motivation and confidence. ## For Work & Productivity Whether remote work, freelancing, office tasks, or side jobs—boost efficiency, cut overtime, meet deadlines, and accelerate professional growth. By clearly separating “work” and “break,” you eliminate waste. Manage multiple tasks while keeping focus simple and sharp. Strong support for achieving your goals. ## For Hobbies & Self-Improvement From workouts and reading to creative projects and training, visualizing your time transforms routines into lasting habits. Your recorded data fuels motivation and helps you clear your schedule efficiently. With **Marumie-ru Timer**, discover smarter time use and accelerate your life!
12w Planner
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Why do annual goals always fall apart? Because one year is too long for the human brain to stay focused. 12w Planner reimagines productivity by compressing 1 year into 12 powerful weeks. Each 12-week cycle becomes your new "year" — short enough to feel urgent, long enough to build real momentum. [The 12w Planner Difference] • 12-Week Cycles — Break your annual vision into focused, achievable sprints • Weekly Planner — Map out each week with intention and clarity • Daily Planner — Time-block your day hour by hour for deep focus • Sleep Tracking — Automatically generate sleep blocks based on your schedule • Goal Reflection — Review progress at the end of each week and cycle • Offline-First — Works without internet; syncs to the cloud when connected [Who It's For] Whether you're building a business, pursuing a personal goal, or just trying to be more consistent — 12w Planner gives you a simple, repeatable system to make it happen. Stop planning for someday. Start executing this week. [Privacy & Trust] Your data is yours. We use Firebase for secure cloud sync and never sell or share your information. Full privacy policy available at https://12w-planner.com/privacy_en.html
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Verdict
The clearest difference is in-app purchases: Chess Clock MaruMieruTimer at none against 12w Planner's 3. Chess Clock MaruMieruTimer also leads on iOS requirement (13.0 vs 15.0). 12w Planner's advantage is device support. On price 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. 12w Planner sells 3 in-app purchases, starting at $2.99 per month. Chess Clock MaruMieruTimer asks for nothing beyond the download.
| Parameter | Chess Clock MaruMieruTimer | 12w Planner |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Weekly |
| Ads | — | No |
| In-app purchases | No — better | Yes |
| Devices | — | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 145 MB | 162 MB |
| Age rating | 4+ | 4+ |
| Developer | tomokazu akiduki | Sangjun Kim |
In-app purchases
Chess Clock MaruMieruTimer
No in-app purchases
12w Planner
- Membership$2.991 Month
- Annual Membership$29.991 Year
- Cycle Pass$9.99
Questions
Is Chess Clock MaruMieruTimer free?
Is 12w Planner free?
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