Comparison

Workout Notebook vs AI Muscle Map

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Workout Notebook

Record your workouts and track progress with personalized training menus and detailed body metrics. Visualize your fitness journey with customizable graphs and add notes for comprehensive health tracking.

Highlights
  • Personalized training menu design
  • Save and reuse menu templates
  • Workout calendar and history
  • Body record tracking (weight, fat %, calories)
  • Dual graph visualization of progress
  • Memos for detailed training and lifestyle notes
Features
Read full description

This app can record your training and turn its analyses into graphs, making it easier for you to get in the shape you want to be in. 

 【What this app can do】 

- Designing your training menu Get a personalized training menu from the app based on your preferences. In addition, you can adjust the menu however you like, whenever you want afterwards. - Saving templates from previous menu designs 
The app saves previous menus as templates, so you can always go back to them later and make new menus with them. 

- Calendar The app’s calendar shows you exactly when you have done training.

- Body records The app records your weight, body fat percentage, and calorie intake. You may also add to the app anything else you might want to keep track of. - Graphs The app turns your training records into graphs. The app allows you two view two graphs at once. With the graphs, you may, for instance, compare how your body has changed against the kinds of training you have done. 

- Memos You can write your own memos to record your training, the kind of food you eat, sleep patterns, physical conditions, etc.

About

AI Muscle Map

Features
Read full description

AI Muscle Map is a fitness app that gives you your own dedicated AI personal trainer. Track your workouts and meals, then chat with your AI trainer about your progress. Report what you ate today or how your workout went, and get personalized advice, evaluations, and words of encouragement tailored just for you. Dieting and body transformation are hard to do alone. With your AI trainer by your side, staying consistent becomes so much easier. 【AI Personal Trainer】 Just chat about your meals and workouts. Your AI trainer understands your situation and provides meaningful feedback. Whether you need encouragement or tough love, your trainer adapts to you. 【Comprehensive Tracking】 ・Visualize trained muscles with the muscle map ・600+ exercises supported ・Workout intensity graphs to see your growth ・Weight trend graphs to track your transformation ・Visual notifications when you hit personal bests 【Built for Consistency】 ・Streak system to maintain motivation ・See how many days since your last workout on each machine ・Beginner-friendly onboarding guide 【Perfect For You If...】 ・You want to start a diet but struggle to stick with it alone ・You want to visualize your training progress ・You need guidance on meal planning ・You're interested in personal training but concerned about the cost ・You want someone to acknowledge your daily efforts Let AI Muscle Map support your journey to your ideal body. [Terms of Use] https://www.kinkatsuap.com/termsofuse

Screenshots

Workout Notebook3 screens
AI Muscle Map4 screens

Verdict

The call

The clearest difference is iOS requirement: Workout Notebook at 12.0 against AI Muscle Map's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Workout Notebook sells 3 in-app purchases, starting at $1.99 per month and AI Muscle Map sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Workout Notebook ships an update every 2 weeks, AI Muscle Map every 3 weeks. The most recent releases landed on September 7, 2026 and September 12, 2026 respectively.

Scorecard1 real difference · 9 level
Workout Notebook versus AI Muscle Map: the parameters behind the verdict, then further details
ParameterWorkout NotebookAI Muscle Map
PriceFreeFree
Rating4.8 (5 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings5 — better—
Update frequencyEvery 2 weeks — betterEvery 3 weeks
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better16.0
Further details — not scored
Size114 MB82 MB
Age rating4+12+
DeveloperTetsuma YaguchiSIXWAY LLC

In-app purchases

3 purchases

Workout Notebook

Subscriptions3
  • Premium Services (Monthly)$1.991 Month
  • Premium Service (Half-year)$5.996 Months
  • Premium Service (1-year)$9.991 Year
2 purchases

AI Muscle Map

Subscriptions2
  • Premium service 1 month1 Month trial$1.991 Month
  • Premium Service 1 month1 Month trial$1.991 Month

Questions

Is Workout Notebook free?
Workout Notebook is free to download, with in-app purchases available.
Is AI Muscle Map free?
AI Muscle Map is free to download, with in-app purchases available.
Do Workout Notebook or AI Muscle Map have ads?
Both Workout Notebook and AI Muscle Map show ads.
Which is updated more often, Workout Notebook or AI Muscle Map?
Workout Notebook ships an update every 2 weeks, and AI Muscle Map every 3 weeks. Most recently, Workout Notebook was updated on September 7, 2026 and AI Muscle Map on September 12, 2026.

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