
About
This app simplifies workout logging with minimal taps, allowing users to easily record weights and reps. It provides visual progress analysis through graphs and statistics, helping users stay motivated and manage their training efficiently. Data is securely stored locally with backup and restoration options.
What's New in Muscle
1.4.3
January 25, 2026
【Improvements】 ・Redesigned app icon ・Custom workouts now appear immediately in the selection screen after creation 【Bug Fixes】 ・Fixed an issue where custom workouts were not displayed in the workout selection screen
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FAQ
How does Muscle make logging workouts easier?
Muscle minimizes recording hassle by allowing you to log weights and reps with minimal taps. It always displays your previous max weight, making it easy to set today's goals and add or delete sets quickly.
What kind of progress analysis does Muscle offer?
Muscle provides progress analysis through beautiful graphs that visualize weight progression per exercise. You can analyze your growth over 30, 90 days, or all-time, quantifying your achievements with statistics.
Can I save my frequent workouts in Muscle?
Yes, Muscle features a template function that allows you to save frequent workouts. You can register multiple exercises with one tap, dramatically boosting your training efficiency.
How does Muscle support user motivation?
Muscle supports motivation by displaying monthly stats on the home screen and helping you build habits with a workout calendar. Its beautiful UI and tracking of consistency at a glance deliver satisfaction and encourage continued effort.
Is my workout data safe with Muscle?
Yes, Muscle ensures data safety with secure and local storage. It offers offline support, data backup functionality, and a data restoration feature to protect your progress.
What devices is Muscle compatible with?
Muscle is compatible with iPhone, iPad, and iPod devices, making it accessible for a wide range of Apple users.
How often is Muscle updated?
The latest version of Muscle is 1.4.3, and it was last updated on January 25, 2026. This indicates a recent update, suggesting ongoing development and support.
Does Muscle have ads?
No, Muscle is ad-free, allowing for an uninterrupted workout logging experience.




