Comparison

Smart Workout Diary vs Iron Diary

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

Log gym workouts by voice or text, build a training plan with an AI coach, and track your progress. Smart Workout Diary keeps your sets, weights and reps in one place. 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

Iron Diary

This app offers a fast and private way to log workouts, track progress, and plan training sessions. It allows customization of exercise fields, supports supersets, and includes a built-in exercise library. Users can also leverage AI to generate workout plans and integrate with Apple Health for readiness summaries.

Highlights
  • Customizable exercise logging
  • Supersets and rest timers
  • AI-powered workout planning
  • Apple Health integration
  • Local-first data storage
  • JSON export/import
Features
Read full description

Iron Diary is a FREE, fast, and private workout log for people who take training seriously. Whether you're chasing a bigger squat, more muscle, or just steady progress, Iron Diary makes logging effortless and keeps your data yours — on your device, no account required. LOG EVERY SET, YOUR WAY • Weight, reps, duration, distance, and calories — pick the right fields per exercise • Track RPE and tempo when you want them, hide them when you don't • Supersets, rest timers, warmup sets, and per-set notes • 600+ built-in exercises, plus add and edit your own PLAN AHEAD WITH ON DECK • Queue a full program as a series of upcoming workouts • Start the next session in one tap PLAN WORKOUTS WITH AI • Build a ready-to-paste prompt for ChatGPT, Claude, or any LLM • Import the generated program straight into your queue APPLE HEALTH READINESS • See your workouts from Apple Health alongside your diary • A daily readiness summary from HRV, resting heart rate, and sleep YOUR DATA, YOUR DEVICE • Local-first: your training history lives on your device • No account, no ads, and we never sell your data • Full JSON export and import — back up and move your data anytime BUILT FOR LIFTERS • Pounds or kilograms, meters or feet • Clean, fast, distraction-free logging during your workout Download Iron Diary and start training with intent.

Screenshots

Smart Workout Diary4 screens
Iron Diary4 screens

Verdict

The call

The clearest difference is in-app purchases: Iron Diary at none against Smart Workout Diary's 4. Iron Diary also leads on iOS requirement (17.0 vs 26.0). Smart Workout Diary's advantage is update cadence (every 2 days vs monthly). On price, review sentiment, ads 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. Smart Workout Diary sells 4 in-app purchases, starting at $4.99 per month. Iron Diary asks for nothing beyond the download.

UpkeepUpdate frequency

Smart Workout Diary ships an update every 2 days, Iron Diary monthly. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

Scorecard4 real differences · 6 level
Smart Workout Diary versus Iron Diary: the parameters behind the verdict, then further details
ParameterSmart Workout DiaryIron Diary
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 2 days — betterMonthly
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad — betteriPhone
Requires iOS26.017.0 — better
Further details — not scored
Size95 MB69 MB
Age rating4+4+
DeveloperVolodymyr HolubSOLEER LLC

Customer experience

Smart Workout Diary

Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Iron Diary

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

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
None

Iron Diary

No in-app purchases

Questions

Is Smart Workout Diary free?
Smart Workout Diary is free to download, with in-app purchases available.
Is Iron Diary free?
Iron Diary is free to download, with no in-app purchases.
Do Smart Workout Diary or Iron Diary have ads?
Neither Smart Workout Diary nor Iron Diary shows ads.
Which is updated more often, Smart Workout Diary or Iron Diary?
Smart Workout Diary ships an update every 2 days, and Iron Diary monthly. Most recently, Smart Workout Diary was updated on October 24, 2026 and Iron Diary on October 14, 2026.

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