Gym Log vs つみ筋
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Gym Log
This app helps you track your weightlifting progress with features like automatic volume calculation, 1RM trend graphs, and real-time session comparisons. It also includes AI import for old logs, body weight tracking, and routine building.
- Automatic volume calculation
- Estimated 1RM trend graph
- Real-time session comparison
- AI import for old logs
- Body weight tracking
- Routine builder
- Shareable workout images
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Gym log and workout tracker built for progressive overload. Log weight, reps and sets, and see your training volume and estimated 1RM grow every week. Free, with no ads. Kinrokugumi turns every set you log into data you can beat next time. Compare with your last session while you lift, track volume and 1RM trends, and plan your next workout with routines. AI IMPORT: BRING YOUR OLD LOGS - Take screenshots or photos of your past workout logs, and AI reads the date, exercise, weight, reps and sets for you. - Start analyzing your volume and 1RM from day one, even if you are switching from another workout log app. HOME: SEE YOUR VOLUME ADD UP - Weekly calendar shows how often you train at a glance. - Estimated 1RM graph over your whole training history. - Today's total volume, top weight and number of sets, updated as you log. - Share your workout as an image in one tap. LOGGING: BEAT YOUR LAST SESSION - Log weight, reps and notes for every set. - See your previous volume and weight right next to the set you are logging. - Rest timer starts automatically after you enter your reps. - Optional RPE input. - Record in kg or lbs. REPORTS: WEEKLY AND MONTHLY TRAINING ANALYSIS - Weekly and monthly summaries of total volume and training days. - Volume breakdown by body part, so you can see which muscle group needs more work next month. BODY WEIGHT - Track your body weight and see the trend next to your training volume. - Useful for bulking and cutting. ROUTINES - Save the workouts you repeat and start them in one tap. YOUR DATA IS YOURS - Export and import your records as JSON when you change phones. - Export to CSV for your own analysis in a spreadsheet. WHO IT IS FOR - Lifters who train for hypertrophy and care about weekly volume. - Anyone following progressive overload in the gym or at home. - People who want a simple strength training log without ads. - Bodybuilding and weight lifting enthusiasts who stay motivated with graphs and shareable progress. KEY FEATURES - Automatic volume calculation (weight x reps x sets) - Estimated 1RM trend graph, by body part - Real-time comparison with your previous session - Daily, weekly and monthly reports - Body part training breakdown - Shareable workout images - Body weight log and graph - Rest timer between sets - RPE input (can be turned on or off) - Routine builder - JSON export and import, CSV export - kg and lbs - No ads
つみ筋
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つみ筋 - TumiKin は、筋トレと食事の記録で キャラクターとペットが育つ、育成型フィットネスRPGです。 毎日のトレーニングと食事管理を、ゲーム感覚で楽しく習慣化できます。 【主な機能】 • キャラクター&ペット育成 筋トレを記録するとキャラクターが成長し、食事を記録するとペットが育ちます。 継続日数や内容に応じて姿が進化し、あなたの努力が目に見える形で反映されます。 RPGのような育成体験で、運動と食事管理のモチベーションが自然と続きます。 • トレーニングの記録 種目・セット数・レップ数を簡単に記録。 部位別に整理された種目から選ぶだけで、初心者でも迷わず使えます。 自分でカスタムした種目の登録にも対応しています。 • 食事の記録 食事内容を記録することで、ペットが成長。 運動だけでなく、食生活も含めた健康管理を楽しく続けられます。 • 継続日数・カロリーの可視化 トレーニングの継続日数や消費カロリーを自動で集計。 努力の積み重ねを数値と育成の両方で実感できます。 • カレンダー表示 過去のトレーニングと食事履歴をカレンダーで確認。 月ごとの振り返りや習慣チェックが簡単に行えます。 • レトロRPG風のデザイン ドット絵・ダークテーマのRPG風UIを採用。 シンプルで直感的な操作性と、遊び心のあるデザインを両立しています。 【こんな方におすすめ】 • 筋トレや食事管理を習慣化したい方 • 記録が続かないと感じている方 • ゲーム感覚で健康管理をしたい方 • キャラクターやペット育成が好きな方 • シンプルで使いやすいアプリを探している方 毎日の筋トレと食事を記録して、 キャラとペットを育てながら健康習慣を続けましょう。
Screenshots
Verdict
The clearest difference is ads: Gym Log at none against つみ筋's shown. つみ筋's advantage is update cadence (every 4 days vs every 10 days) and device support (3 vs 1). On price 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Gym Log ships an update every 10 days, つみ筋 every 4 days. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.
| Parameter | Gym Log | つみ筋 |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 83.3% of reviews | — |
| Update frequency | Every 10 days | Every 4 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 159 MB | 79 MB |
| Age rating | 4+ | 4+ |
| Developer | shogo yamada | Yuta Yoshinaga |
In-app purchases
Gym Log
No in-app purchases
つみ筋
No in-app purchases








