Plank Timer: Core Workout Log
Yoshiaki Kawano Health & Fitness iPhoneiPadiPod touch
Plank Timer: Core Workout Log is a free Health & Fitness app for iPhone and iPad by Yoshiaki Kawano. Rated 5.0/5 from 10 ratings. Requires iOS 13.0.
- Rating
- 5.0
- 10 ratings
- Price
- Free
- on the App Store
- Size
- 24 MB
- Age 4+
- Updated
- Feb 7
- 2026 · v1.1.1
Screenshots
About Plank Timer: Core Workout Log
Plank Timer is a dedicated app designed specifically to help you stick with planks. No login required—start your plank immediately. It's a simple training timer focused on features that keep you going. ■ Recommended for people who: ・Want to make planks a habit (do them daily) ・Want to track “Did I do it today?” and “How many seconds?” to beat their personal best ・Want their plank duration counted automatically ・Want to do strength training/core workouts efficiently in short time ・Prefer a simple app ・Want to strengthen your core for weight loss ■Main Features This app supports your motivation and habit formation with four simple features! ◯Plank Timer (Countdown) Set your target seconds and plank! ◯Stopwatch (Countup) Challenge yourself to see how many seconds you can plank! Aim for your personal best ◯ Motivation Boost with Record & History Management Track your progress with a plank history calendar, streak records, longest sessions, and cumulative plank time. ◯ Reminder Notifications to Support Continuity Get daily push notifications at your chosen time. ■ Contact Us For feature requests or bug reports, please contact us via the form below. https://forms.gle/t6fKosEPXR9Vctof8
Ratings & reviews
5.0
10 ratings
What’s new
Version 1.1.1 · Updated February 7, 2026
Minor bugs have been fixed!
App privacy
The developer, Yoshiaki Kawano, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to Plank Timer: Core Workout Log
Looking for apps like Plank Timer: Core Workout Log? Here are 6 similar apps on the App Store. The highest rated is Plank Timer by Axcentra (4.9/5), and all 6 are free to download.
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Plank - Hold Longer
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Plank Counter! - Auto Count
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Plank Timer by Axcentra
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Plank Pro
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at Home Workouts
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Plankstar: Plank workout timer
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Plank Timer: Core Workout Log | 5.0 / 5 (10 ratings) | Free | February 7, 2026 | |
| Plank - Hold Longer | – | Free | Jan 7, 2026 | Compare |
| Plank Counter! - Auto Count | 4.6 / 5 (22) | Free | Jan 28, 2026 | Compare |
| Plank Timer by Axcentra | 4.9 / 5 (24) | Free | Jan 11, 2026 | Compare |
| Plank Pro | – | Free | Feb 20, 2026 | Compare |
| at Home Workouts | – | Free | Oct 29, 2025 | Compare |
| Plankstar: Plank workout timer | 3.5 / 5 (2) | Free | Oct 14, 2026 | Compare |