Comparison

Simple Workout Tracker vs MuscleLab

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

Head to head
About

Simple Workout Tracker

Log your gym sets and track personal records without needing to pre-plan workouts. This app organizes your progress with charts and allows for custom routines. Enjoy 100% offline functionality with all data stored locally.

Highlights
  • Log sets without pre-planned workouts
  • Automatic personal record tracking
  • Progress charts for strength, volume, endurance
  • Customizable workout routines
  • 100% offline functionality
  • Data export/import via CSV
Features
Read full description

Exercise-First, Not Program-First Pick an exercise, log your sets, move on. No need to create a full workout plan before you can start tracking. Arnie organizes everything for you — all sets logged in a day are automatically grouped into a workout summary. Personal Records & Progress Charts Arnie tracks your PRs across strength, volume, and endurance automatically. Watch your progress over weeks, months, or years with per-exercise charts and estimated 1RM. Custom Routines Save your go-to exercise combinations and load them with one tap. Perfect for push/pull/legs or any split you prefer. 100% Offline. 100% Yours. No account required. No internet needed. All data lives on your device. Export or import your full history as CSV anytime. Perfect for: • Gym-goers who adapt on the fly based on what's available • People who want progress tracking without program management • Personal trainers logging workouts for multiple clients • Anyone who just wants to record sets and see their gains Premium: • Unlimited profiles — ideal for personal trainers • Unlimited exercises per muscle group • Unlimited workout entries From the Developer Arnie is a one-person hobby project. I built it because I couldn't find a gym tracker that just let me log exercises without overthinking. Every feature comes from real gym sessions. If you have feedback or ideas, I'd love to hear from you — leave a review or reach out. Privacy policy: https://arnieapp.tilda.ws/privacy-policy Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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.

Screenshots

Simple Workout Tracker3 screens
MuscleLab4 screens

Verdict

The call

The clearest difference is in-app purchases: MuscleLab at none against Simple Workout Tracker's 3. MuscleLab also leads on iOS requirement (16.6 vs 18.0). On price, update cadence, 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. Simple Workout Tracker sells 3 in-app purchases, starting at $1.99 per month. MuscleLab asks for nothing beyond the download.

UpkeepUpdate frequency

Simple Workout Tracker ships an update every 6 days, MuscleLab weekly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 8 level
Simple Workout Tracker versus MuscleLab: the parameters behind the verdict, then further details
ParameterSimple Workout TrackerMuscleLab
PriceFreeFree
Rating5.0 (3 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 6 days — betterWeekly
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, iPad — betteriPhone
Requires iOS18.016.6 — better
Further details — not scored
Size2 MB30 MB
Age rating4+12+
DeveloperYegor ChsherbatykhIlya Valasiuk

In-app purchases

3 purchases

Simple Workout Tracker

Subscriptions2
  • Monthly subscription3 Days trial$1.991 Month
  • Yearly subscription3 Days trial$8.991 Year
One-time1
  • Lifetime Access$12.99
None

MuscleLab

No in-app purchases

Questions

Is Simple Workout Tracker free?
Simple Workout Tracker is free to download, with in-app purchases available.
Is MuscleLab free?
MuscleLab is free to download, with no in-app purchases.
Do Simple Workout Tracker or MuscleLab have ads?
Neither Simple Workout Tracker nor MuscleLab shows ads.
Which is updated more often, Simple Workout Tracker or MuscleLab?
Simple Workout Tracker ships an update every 6 days, and MuscleLab weekly. Most recently, Simple Workout Tracker was updated on October 24, 2026 and MuscleLab on October 25, 2026.

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