Muscle Log: Workout & AI Coach

Muscle Log: Workout & AI Coach

Best workout log — gym & home

0 ratings
1 review
Free
In-App Purchases

Details

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Features

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About

Track your gym and home workouts with effortless logging and progress visualization. An AI coach offers personalized workout plans, meal suggestions, and form guidance. Enjoy privacy-focused data storage and meal photo analysis.

Effortless workout logging
Apple Watch offline logging
Progress tracking by muscle group
AI-powered personal coach
Daily meal plans with nutrition balance
Meal photo calorie logging
Privacy-focused data storage
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What's New in Muscle Log

1.4.0

June 24, 2026

New Sleep Tracking (Premium): measure heart rate, HRV, and sleep stages on Apple Watch, with a nightly sleep score, sleep bank, and readiness index. Plus a daily Recovery coaching card, finer muscle targeting (e.g., upper chest) with a body map, shareable achievement cards.

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Subscription plans

AI Coach (Monthly)

Three AI coaches support you 24/7.

$4.991 Month
7 Days trial
How to cancel Muscle Log subscription ⁉️

User reviews

課金なしで広告なしもなし!

このアプリの良いところは、課金しなくても広告なしで普通にトレーニング記録を付けられるところ!今のところ不自由もなくいい感じ。

AIコーチについても無料でも十分使えると思う。

強いて言うなら、重量を変更する時に若干重くなる時がある?くらい。

Developer apps

FAQ

What is Muscle Log?

Muscle Log is a workout tracker designed to help users stay consistent with their fitness routines. It offers features like effortless logging, progress visualization, and an AI personal coach for tailored guidance.

Does Muscle Log have ads?

No, Muscle Log does not contain advertisements. The app offers a free tier for basic tracking and an optional subscription for advanced AI coaching features.

What devices does Muscle Log support?

Muscle Log is available on Apple Watch, iPhone, and iPad, allowing users to log workouts seamlessly across their devices.

How does the AI Personal Coach work in Muscle Log?

The AI Personal Coach provides daily workout suggestions based on your history and goals, offers chat support for form and motivation, and generates daily meal plans with PFC balance. It also provides a weekly review report.

What are the subscription options for Muscle Log's AI Coach?

The AI Coach plan is available as a subscription with a 7-day free trial. Options include monthly at ¥780 or yearly at ¥7,800. You can cancel the subscription at any time.

Is my workout data private with Muscle Log?

Yes, Muscle Log prioritizes privacy. Detailed workout logs are stored on your device, and only summaries and coach conversations are sent to the cloud. Meal photos are discarded after AI analysis.

How often is Muscle Log updated?

The latest version of Muscle Log is 1.4.0, which was last updated on June 24, 2026. Updates typically include new features, bug fixes, and performance improvements.

What is the age rating for Muscle Log?

Muscle Log has an age rating of 12+, making it suitable for teenagers and adults interested in fitness tracking and guidance.