Comparison

GymBook ・ Strength Training vs One Rep

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

Head to head
About

GymBook ・ Strength Training

Create, log, and analyze your gym workouts with this comprehensive fitness app. It offers custom exercise creation, detailed logging, and insightful performance analytics with interactive graphs. Track progress, sync data, and time your rests efficiently.

Highlights
  • Create custom workouts and exercises
  • Log sets, weight, and reps
  • Track workout progress with graphs
  • Adjustable rest timer
  • Sync data with Health app and Strava
  • Body measurement tracking
Features
Read full description

Here is GymBook, your fitness app to efficiently create, log and analyze your workouts at the gym - all in a beautiful and minimalist user interface. MANAGE YOUR WORKOUTS • Create your workout with your own exercises or choose from the 50+ simple exercises with animated images and visualizations of the affected primary and secondary muscle groups • Group and sort your exercises within a workout • Define the sets, weight and reps you want to perform for each exercise • Define different settings for your sets of an exercise (e.g. for warm up sets or pyramid training) • Archive workouts you don't actively use and keep them for statistics or for later use MANAGE YOUR EXERCISES • Edit the preloaded exercises • Create your own exercises (cardio and stretching exercises also supported) • Assign a region, primary and secondary muscle groups, equipment and write down notes for your exercises • Add a photo to your exercises WORK OUT! • Fast logging and tracking of your workout • Log your workout on your wrist with GymBook for Apple Watch • Extend your logs with notes to add additional information • Immediately see how you did last time • Use the pre-filled picker views for fast logging and Quick-Log for super fast logging • Quickly access logs from within a workout, including the graphical statistics • Change the workout date (if you want to log previous workouts) • Immediately see your exercise statistics in a configurable, interactive line graph • Move automatically to the next exercise of your workout after saving a log (configurable) • The workout screen immediately shows a detailed overview about today's workout • The innovative "Workout Matrix" gives you always a detailed overview about your current workout • Live Activities show your current workout right on your Lock Screen or on your Dynamic Island • After completing a workout, a summary shows your performance as well as your heat map and lets you analyze your progress compared to last time • Completed workouts are saved to the Health app (with date, start time, end time, duration, name and optionally active calories and heart rate) and to Strava MORE... • Time your rests with the adjustable timer which also works when you set your device to sleep or close your app: you can configure your preferred timer duration, have a primary and a secondary timer (even specific to an exercise), choose between a classic or a graphical timer, have different timer sounds and more • Receive a detailed analysis of your performance thanks to the interactive line graphs, doughnut charts, and/or radar charts • Track your body measurements and analyze your progress in interactive line graphs: some body measurements (weight, height, body fat percentage and waist circumference) will also be synced with the Health app • Export your logs as XML and CSV file and export a backup as a database file • Synchronize your data with iCloud • Change the appearance of GymBook and choose from one of 9 great designs, each one available in both light and dark mode *Some special functions can be activated with GymBook Pro. SUPPORT: GymBook supports metric (kilograms, meters) and imperial (pounds, feet) system of units. NOTE: GymBook is developed by gym experts, for gym experts. Therefore it focuses on YOUR workouts and provides only example workouts for better orientation. TERMS OF USE: https://gymbookapp.com/terms.

About

One Rep

This minimal gym log app helps you track weightlifting and bodyweight exercises by logging sets and reps quickly. Create custom movements and group them into routines to easily monitor your progress over weeks or months.

Highlights
  • Custom movement creation
  • Group movements into routines
  • View workout history (weekly/monthly)
  • Minimalistic UI for quick logging
  • Track sets and reps
Features
Read full description

One Rep is a minimal gym log app designed to make tracking your progress as easy as possible. Whether you’re lifting weights or doing bodyweight exercises, One Rep helps you log your sets and reps quickly, so you can focus on your workout and strive to do one more rep each time. Key Features: • Create and name your own movements. No pre-made templates or limitations—track exactly what you want. • Group movements into routines for seamless tracking. • View your workout history per week or month. • Minimalistic UI designed for quick and easy tracking, with minimal taps to log your progress. Coming soon - Easy to read charts that show how your reps and weights improve over time. At its core, One Rep is about keeping gym log tracking simple, allowing you to focus on doing more and progressing further without any distractions.

Screenshots

GymBook ・ Strength Training4 screens
One Rep4 screens

Verdict

The call

The clearest difference is review sentiment: GymBook ・ Strength Training at 95% against One Rep's 45%. GymBook ・ Strength Training also leads on ads (none vs shown) and device support (3 vs 1). One Rep's advantage is in-app purchases (none vs 13). On price, update cadence 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. GymBook ・ Strength Training sells 13 in-app purchases, starting at $1.99 per month. One Rep asks for nothing beyond the download.

UpkeepUpdate frequency

GymBook ・ Strength Training ships an update weekly, One Rep fortnightly. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.

Scorecard5 real differences · 5 level
GymBook ・ Strength Training versus One Rep: the parameters behind the verdict, then further details
ParameterGymBook ・ Strength TrainingOne Rep
PriceFreeFree
Rating4.8 (2.4K ratings) — better—
Positive reviews94.6% of reviews — better45.5% of reviews
Number of ratings2.4K — better—
Update frequencyWeekly — betterFortnightly
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, Apple Watch — betteriPhone
Requires iOS16.4 — better17.0
Further details — not scored
Size393 MB24 MB
Age rating4+4+
DeveloperAppwise GmbHDylan Ierugan

Customer experience

GymBook ・ Strength Training

All ratings2,433 ratings
Positive95.5%
Neutral2.3%
Negative2.3%
Written reviews411 reviews
Positive94.6%
Neutral1.7%
Negative3.6%

One Rep

Written reviews11 reviews
Positive45.5%
Neutral0.0%
Negative54.5%

Bugs and requests

GymBook ・ Strength Training

Reported bugs

2 issues
  • Occasional syncing issues with Apple Watch
  • Workout data sometimes recorded on wrong day

Requested features

6 requests
  • Add ability to copy/duplicate workouts
  • Implement calendar view for workout history
  • Allow manual entry of weights/reps instead of scrolling
  • Integrate body measurement tracking and progress graphs
  • Add more pre-made workout templates and routines
Show 1 more
  • Implement calisthenics and cardio exercise support

One Rep

Not enough reviews yet to summarise bugs or requests.

In-app purchases

13 purchases

GymBook ・ Strength Training

Subscriptions2
  • GymBook Pro · Monthly7 Days trial$1.991 Month
  • GymBook Pro · Yearly14 Days trial$8.991 Year
One-time11
  • Timer+$3.99
  • Themes$3.99
  • Export$3.99
Show 8 more
  • Assistant$3.99
  • Cloud$3.99
  • Bronze ・ Package$5.99
  • +Exercises ・ Feature$5.99
  • Silver ・ Package$6.99
  • Gold ・ Package$12.99
  • Platinum ・ Package$17.99
  • GymBook Pro · Lifetime$22.99
None

One Rep

No in-app purchases

Questions

Is GymBook ・ Strength Training free?
GymBook ・ Strength Training is free to download, with in-app purchases available.
Is One Rep free?
One Rep is free to download, with no in-app purchases.
Do GymBook ・ Strength Training or One Rep have ads?
One Rep shows ads; GymBook ・ Strength Training does not.
Which is updated more often, GymBook ・ Strength Training or One Rep?
GymBook ・ Strength Training ships an update weekly, and One Rep fortnightly. Most recently, GymBook ・ Strength Training was updated on October 15, 2026 and One Rep on October 7, 2026.

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