Comparison

Smart Workout Diary vs CoTRAIN

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

Head to head
About

Smart Workout Diary

This AI-powered fitness app helps you plan workouts, log sets quickly, and analyze your progress. It offers adaptive planning and personalized coaching insights to help you train smarter and achieve your fitness goals.

Highlights
  • AI-powered coaching insights
  • Adaptive workout planning
  • Fast workout logging (voice/text)
  • Smarter tracking for weights and reps
  • Apple Health sync
  • Offline-friendly logging
Features
Read full description

TRAIN SMARTER, NOT HARDER Smart Workout Diary is an AI-powered training app that helps you plan workouts, log sets faster, and improve consistently. Build your first workout plan in minutes, track every session with less manual input, and get clear insights that help you train with purpose. Why users choose Smart Workout Diary • Fast workout logging by voice or text • Track weights, reps, duration, and distance • AI-powered coaching insights tailored to your goals • Personalized workout plans based on your goals, experience, and schedule • Apple Health sync to keep your data in one place Plan → Train → Analyze Create a weekly workout plan in minutes, follow it in the gym, and review progress over time with clear charts and actionable insights. Whether your goal is strength, muscle gain, or fat loss, Smart Workout Diary helps you stay consistent and make better training decisions. Built for real life • Suitable for beginners and advanced lifters • Flexible enough for simple tracking or detailed programming • Privacy-first approach — your training data stays under your control Try Smart Workout Diary free and make every workout count. After your free AI message allowance is used, a paid subscription is required to continue AI coaching. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula

About

CoTRAIN

Read full description

CoTRAINは、AIコーチとチャットするだけで筋トレを記録・管理できるアプリです。 ■ チャットするだけで記録完了 「ベンチプレス60kg×10回やった」と話しかけるだけ。AIコーチが自動で種目・重量・回数・消費カロリーを記録します。面倒な入力画面は一切ありません。 ■ 音声入力にも対応 トレーニング中でも、声で報告するだけでOK。ハンズフリーで記録できます。 ■ AIコーチがあなたをサポート 4タイプのAIコーチから好きなキャラクターを選べます。あなたの記録を分析し、励ましやアドバイスをくれます。 ■ ダッシュボードで成長を実感 - 筋肉マップ:鍛えた部位がリアルタイムで色づく - ストリーク:継続日数を表示してモチベーションUP - 自己ベスト更新:PRを達成すると通知でお祝い ■ こんな方におすすめ - 筋トレを始めたばかりの方 - 記録を続けるのが面倒な方 - AIと楽しくトレーニングしたい方 - 自分の成長を可視化したい方 ■ サブスクリプションについて - 14日間の無料トライアル付き - CoTrain Pro(月額¥300)で全機能をご利用いただけます - お支払いはApple IDアカウントに請求されます - 現在の期間が終了する24時間前までにキャンセルしない限り、サブスクリプションは自動更新されます - サブスクリプションの管理・キャンセルは、購入後にアカウント設定から行えます プライバシーポリシー: https://cotrain.life/privacy 利用規約: https://cotrain.life/terms

Screenshots

Smart Workout Diary4 screens

Verdict

The call

The clearest difference is device support: Smart Workout Diary at 2 against CoTRAIN's —. CoTRAIN's advantage is iOS requirement (15.1 vs 26.0). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Smart Workout Diary sells 4 in-app purchases, starting at $4.99 per month and CoTRAIN sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Scorecard2 real differences · 6 level
Smart Workout Diary versus CoTRAIN: the parameters behind the verdict, then further details
ParameterSmart Workout DiaryCoTRAIN
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 3 days—
AdsNo—
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad — better—
Requires iOS26.015.1 — better
Further details — not scored
Size94 MB90 MB
Age rating4+4+
DeveloperVolodymyr HolubKazuki Masuda

In-app purchases

4 purchases

Smart Workout Diary

Subscriptions4
  • SmartWorkoutPremium - Monthly Plan$4.991 Month
  • SmartWorkoutPro - Monthly Plan$7.991 Month
  • SmartWorkoutPremium - Annual Plan$39.991 Year
Show 1 more
  • SmartWorkoutPro - Annual Plan$59.991 Year
2 purchases

CoTRAIN

Subscriptions2
  • CoTrain Pro$1.991 Month
  • CoTrain Pro 年間プラン$19.991 Year

Questions

Is Smart Workout Diary free?
Smart Workout Diary is free to download, with in-app purchases available.
Is CoTRAIN free?
CoTRAIN is free to download, with in-app purchases available.

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