Comparison

RepNotes AI vs Repstack

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

Head to head
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

About

Repstack

Read full description

You already have a training program. You just need a better place to put it. Repstack is the fastest way to get your training program off a spreadsheet and into your pocket. Paste your program from any source — AI structures it into a clean, editable plan in seconds. No manual entry. No rebuilding it exercise by exercise. Just paste and go. Built for experienced lifters who follow structured programs and don't need an app telling them what to do. No coaching. No recommendations. No charts. Just your program, organized and ready to use. IMPORT FROM ANYWHERE — INSTANTLY • Paste from Google Sheets, Apple Notes, PDFs, coach emails, or text messages • AI parses any format — spreadsheets, plain text, tables, whatever you have • Preserves your exact exercises, sets, reps, RPE, and notes • Handles complex notation: 3x5 @8, 5/3/1, AMRAP, top sets, backoffs • Your entire program is structured and usable in seconds — not hours EDIT FASTER THAN ANY OTHER APP • Chat with AI: "Add bench press 5x5 at RPE 8" — done • "Superset curls and pushdowns, 3 rounds" — done • "Make all sets AMRAP" — done • Full manual editing too — tap any exercise, set, or note to change it • Supersets, circuits, exercise groups — all seamless STRUCTURED FOR REAL PROGRAMS • Weeks and training days — the way real programs are written • Notes at every level — program, week, day, exercise, set • Mark days and sets complete as you train • Standalone workouts for one-off sessions FAST, CLEAN, INTUITIVE • No clutter, no distractions, no features you'll never use • Opens instantly — your program is right there • Every action is one or two taps • Designed for the gym floor, not the couch PRIVATE BY DEFAULT • All data stored locally on your device by default • Pro subscribers get automatic cloud backup — stored securely, not tied to your name or email • AI features send your text for processing — not stored after use • No accounts, no analytics, no tracking, no social features REPSTACK PRO • Unlimited AI imports and chat edits • Automatic cloud backup to restore across devices • Monthly or yearly subscription Built for powerlifters, bodybuilders, and anyone running a structured program who's tired of squinting at a spreadsheet between sets. Privacy Policy: https://repstack.up.railway.app/privacy Terms of Use: https://repstack.up.railway.app/terms

Screenshots

RepNotes AI4 screens
Repstack4 screens

Verdict

The call

The clearest difference is iOS requirement: Repstack at 15.1 against RepNotes AI's 17.0. 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. RepNotes AI sells 3 in-app purchases, starting at $2.99 per 7 days and Repstack sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference · 8 level
RepNotes AI versus Repstack: the parameters behind the verdict, then further details
ParameterRepNotes AIRepstack
PriceFreeFree
Rating5.0 (3 ratings) — better—
Number of ratings3 — better—
Update frequency—Every 8 days
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhoneiPhone, iPod — better
Requires iOS17.015.1 — better
Further details — not scored
Size29 MB41 MB
Age rating17+12+
DeveloperHidden Strata LLCSteven LaGuardia

In-app purchases

3 purchases

RepNotes AI

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

Repstack

Subscriptions2
  • Repstack Pro (Monthly)$3.991 Month
  • Repstack Pro (Yearly)$23.991 Year

Questions

Is RepNotes AI free?
RepNotes AI is free to download, with in-app purchases available.
Is Repstack free?
Repstack is free to download, with in-app purchases available.
Do RepNotes AI or Repstack have ads?
Neither RepNotes AI nor Repstack shows ads.

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