# Plank Timer: Core Workout Log — Build a daily plank habit !!

> Build a daily plank habit !! (iPhone/iPad app by Yoshiaki Kawano.)

- Source: https://appshunter.io/ios/app/plank-timer-core-workout-log/id6758397433 (this page in markdown: same URL + `.md`)
- Developer: [Yoshiaki Kawano](https://appshunter.io/developer/1872698182)
- Category: Health & Fitness, Lifestyle
- Price: Free
- Age rating: 4+
- Requires: iOS 13.0 · 24 MB
- Languages: American English, Japanese
- Released: 2026-02-04
- Data updated: 2026-07-23
- User reviews in markdown: https://appshunter.io/ios/app/plank-timer-core-workout-log/id6758397433/reviews.md

## What is Plank Timer?

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


## Version history (last 3 releases)

### 1.1.1 — 2026-02-07

Minor bugs have been fixed!

### 1.1 — 2026-02-07

English version now available! To use the app in English, please change your device's language settings to “English”.

### 1.0 — 2026-02-03

No release notes.

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| App | Rating | Price | Category |
| --- | --- | --- | --- |
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| [Plank Monster Counter](https://appshunter.io/ios/app/plank-monster-counter/id6755652369) | — | Free | Health & Fitness |
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| [REP IN MOTION](https://appshunter.io/ios/app/rep-in-motion/id6748900794) | — | Free | Health & Fitness |

## Related topics

[plank timer](https://appshunter.io/ios/topics/plank-timer) · [plank traker](https://appshunter.io/ios/topics/plank-traker) · [core workout plank](https://appshunter.io/ios/topics/core-workout-plank) · [plank daily](https://appshunter.io/ios/topics/plank-daily)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-23.*