Comparison

Workout Tracker AI vs 筋トレ記録 BlankFit

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

Head to head
About

Workout Tracker AI

Features
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AIFitLog is a workout and body composition tracker built for lifters serious about muscle gain and fat loss. Log sets, reps, RIR, weight, and body fat to track volume, strength, FFMI, and lean mass trends over time. AI turns your data into daily analysis, weekly scoring, and a day-by-day plan for next week. Plus TDEE and macro targets, 1RM calculator, warmup suggestions, plate calculator, and rest timer — everything you need at the gym, in one app. Body Composition Tracking Log weight and body fat to automatically calculate lean mass, BMI, and FFMI. You can also connect AIFitLog with Apple Health to automatically import body weight and body fat percentage into your body composition logs. AIFitLog only reads body weight and body fat percentage from Apple Health and does not write data to Apple Health. You can disable the integration at any time in the app settings. See how your body is actually changing — not just the number on the scale. Set TDEE and macro targets to support your bulk, cut, or recomp. Workout Logging Track every set: muscle group, exercise, weight, reps, and RIR. Add notes per set to capture what you felt in the moment. Monitor total volume and max weight trends to see which muscle groups and exercises are actually progressing. AI Analysis (Premium) Your workout logs, body composition, and condition data — analyzed together. ・Daily Training Analysis Your current training status based on the last 30 days. See muscle-group progress and what to focus on next. ・Weekly Report Your week scored across training, body composition, and condition. What went well, what needs work, and where to improve. ・Next Week's Plan A day-by-day workout plan built from your logs, goals, and condition — designed for muscle gain, fat loss, or wherever you're headed. Built-in Tools ・Warmup Calculator — suggested warmup sets based on exercise type and working weight ・Plate Calculator — select target weight and bar weight to see exactly which plates to load ・1RM Calculator — estimate your max from weight and reps, plus estimated reps at any target weight ・Rest Timer — keeps running even when you leave the screen ・Reminders — set custom days and times, with an option to notify only on days you haven't trained Built for lifters who: ・Want to track workouts consistently and see real progress ・Are bulking or cutting with body composition data ・Train with data, not guesswork ・Want personalized AI analysis without a personal trainer price tag Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

筋トレ記録 BlankFit

Features
Read full description

BlankFitは、筋トレの記録・履歴・休憩タイマーをシンプルに管理できるアプリです。 種目、セット数、重量、回数を記録し、過去のトレーニングもすぐに確認できます。フォント・背景画像・テーマカラーを自由に変更して、自分好みのデザインで使えます。 自分好みに筋トレを続けたい人におすすめです。 利用規約(Apple標準EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Workout Tracker AI4 screens
筋トレ記録 BlankFit4 screens

Verdict

The call

The clearest difference is update cadence: 筋トレ記録 BlankFit at every 4 days against Workout Tracker AI's fortnightly. On price, ads, in-app purchases and device support 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 Tracker AI sells 2 in-app purchases, starting at $5.99 per month and 筋トレ記録 BlankFit sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Workout Tracker AI ships an update fortnightly, 筋トレ記録 BlankFit every 4 days. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

Scorecard1 real difference · 5 level
Workout Tracker AI versus 筋トレ記録 BlankFit: the parameters behind the verdict, then further details
ParameterWorkout Tracker AI筋トレ記録 BlankFit
PriceFreeFree
Update frequencyFortnightlyEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size17 MB41 MB
Age rating4+4+
DeveloperYasutaka SuzukiERIA, K.K.

In-app purchases

2 purchases

Workout Tracker AI

Subscriptions2
  • Premium Monthly$5.991 Month
  • Premium Yearly$59.991 Year
2 purchases

筋トレ記録 BlankFit

Subscriptions2
  • BlankFit Pro Monthly7 Days trial$2.991 Month
  • BlankFit Pro Yearly$22.991 Year

Questions

Is Workout Tracker AI free?
Workout Tracker AI is free to download, with in-app purchases available.
Is 筋トレ記録 BlankFit free?
筋トレ記録 BlankFit is free to download, with in-app purchases available.
Do Workout Tracker AI or 筋トレ記録 BlankFit have ads?
Neither Workout Tracker AI nor 筋トレ記録 BlankFit shows ads.
Which is updated more often, Workout Tracker AI or 筋トレ記録 BlankFit?
Workout Tracker AI ships an update fortnightly, and 筋トレ記録 BlankFit every 4 days. Most recently, Workout Tracker AI was updated on October 7, 2026 and 筋トレ記録 BlankFit on October 11, 2026.

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