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