Comparison

MuscleLab vs RepNotes AI

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

Head to head
About

MuscleLab

Features
Read full description

MuscleLab is a focused strength training tracker for people who want to train consistently and see real progress over time. Start from a saved template, generate a workout from exercises you practise, or begin with an empty session. Log sets as you train, then finish with a clear summary of volume, time, sets, muscles, and exercise changes. Built for gym training: • Workout templates you can repeat • Recommended workouts from practising exercises and training type • Fast set, rep, weight, and duration logging • Warm-ups, supersets, circuits, and drop sets • Finished workout summaries with volume, time, sets, and muscle coverage • Workout history, exercise stats, and exercise history • Body measurements and progress trends • Coach tools for client sessions, templates, history, progress, and notes MuscleLab is not a social fitness feed or a calorie tracker. It is a clear training log for people who want the next workout to be easier to start and easier to understand afterward. Log workouts. Repeat what works. See progress.

About

RepNotes AI

Log workouts quickly using natural language and track your strength training progress. Get insights into your performance, set reminders, and share your achievements. Premium users unlock unlimited logging and AI-driven analysis.

Highlights
  • Fast workout logging from plain text
  • Structured sets, reps, weights, and history
  • Progress tracking for PRs and trends
  • Training balance and consistency insights
  • Rest timers and workout reminders
  • AI-generated workout insights (Premium)
Read full description

RepNotes AI is a fast workout notebook for lifters who want less friction and clearer progress. Type your workout the way you already think about it: bench 225 3x5 squat 185 4x6 pullups 3x8 RepNotes AI turns simple gym notes into structured workout history, exercise details, PRs, trends, and shareable recaps. Track your training with: - Fast workout logging from plain text - Structured sets, reps, weights, notes, and history - Progress tracking for PRs, volume, streaks, and lift trends - Training balance and consistency insights - Rest timers, workout reminders, and workout sharing - AI-generated workout insights for Premium members Free users can log one workout per day. RepNotes AI Premium unlocks unlimited daily workout logging, premium progress features, and AI workout insights. RepNotes AI is built for strength training, bodybuilding, general gym logging, and lifters who want their workout notebook to become useful training history. RepNotes AI is not medical advice, personal training, physical therapy, or a substitute for a qualified professional. Always train safely and use your own judgment. RepNotes AI offers optional auto-renewable subscriptions for premium features. Terms of Use (EULA): https://www.repnotes.app/terms Privacy Policy: https://www.repnotes.app/privacy

Screenshots

MuscleLab4 screens
RepNotes AI4 screens

Verdict

The call

The clearest difference is in-app purchases: MuscleLab at none against RepNotes AI's 3. On price, ads, device support and iOS requirement 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. RepNotes AI sells 3 in-app purchases, starting at $2.99 per 7 days. MuscleLab asks for nothing beyond the download.

Scorecard1 real difference · 8 level
MuscleLab versus RepNotes AI: the parameters behind the verdict, then further details
ParameterMuscleLabRepNotes AI
PriceFreeFree
Rating—5.0 (3 ratings) — better
Number of ratings—3 — better
Update frequencyWeekly—
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhoneiPhone
Requires iOS16.6 — better17.0
Further details — not scored
Size30 MB29 MB
Age rating12+17+
DeveloperIlya ValasiukHidden Strata LLC

In-app purchases

None

MuscleLab

No in-app purchases

3 purchases

RepNotes AI

Subscriptions3
  • Weekly$2.997 Days
  • Monthly$9.991 Month
  • Yearly$69.991 Year

Questions

Is MuscleLab free?
MuscleLab is free to download, with no in-app purchases.
Is RepNotes AI free?
RepNotes AI is free to download, with in-app purchases available.
Do MuscleLab or RepNotes AI have ads?
Neither MuscleLab nor RepNotes AI shows ads.

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