GymBook ・ Strength Training vs Efort
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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.
Efort
This application is designed for powerlifting athletes to enhance their performance. It offers custom program creation, performance insights, and optional integration with coaches.
- Custom program creation
- Performance insights
- Optional coach integration
- 100% free
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Efort: Powerlifting Training Efort is built for powerlifting athletes aiming to optimize performance—whether you work with a coach on Efort Coach or craft your own program. It’s 100% free. Key Features • Custom Programs • Performance Insights • Optional Coach Integration Take your powerlifting to the next level—download Efort and train like the best! Contact Us • Instagram: https://www.instagram.com/efortapp • Email: info@efortcoach.com
Screenshots
Verdict
The clearest difference is in-app purchases: Efort at none against GymBook ・ Strength Training's 13. GymBook ・ Strength Training's advantage is ratings volume (2.4K vs 15) and device support (3 vs 1). On price, rating, review sentiment and update cadence 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
Both are free to download. GymBook ・ Strength Training sells 13 in-app purchases, starting at $1.99 per month. Efort asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.8 for GymBook ・ Strength Training against 4.8 for Efort. That said, the two scores are not equally well evidenced: GymBook ・ Strength Training has 2.4K ratings behind it against 15, so its average is the more settled of the two. Written reviews are what separate them: 95% of GymBook ・ Strength Training's written reviews are positive against 100% of Efort's.
Both ship on a similar rhythm, roughly weekly. The most recent releases landed on September 22, 2026 and September 19, 2026 respectively.
| Parameter | GymBook ・ Strength Training | Efort |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (2.4K ratings) | 4.8 (15 ratings) |
| Positive reviews | 94.6% of reviews | 100.0% of reviews — better |
| Number of ratings | 2.4K — better | 15 |
| Update frequency | Weekly | Weekly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, Apple Watch — better | iPhone |
| Requires iOS | 16.4 | 16.0 — better |
| Further details — not scored | ||
| Size | 389 MB | 70 MB |
| Age rating | 4+ | 4+ |
| Developer | Appwise GmbH | EFORT SYSTEMS S.L. |
Customer experience
GymBook ・ Strength Training
Efort
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
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- Implement calisthenics and cardio exercise support
Efort
Not enough reviews yet to summarise bugs or requests.
In-app purchases
GymBook ・ Strength Training
- GymBook Pro · Monthly7 Days trial$1.991 Month
- GymBook Pro · Yearly14 Days trial$8.991 Year
- Timer+$3.99
- Themes$3.99
- Export$3.99
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- 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
Efort
No in-app purchases
Questions
Is GymBook ・ Strength Training free?
Is Efort free?
Which has better reviews, GymBook ・ Strength Training or Efort?
Do GymBook ・ Strength Training or Efort have ads?
Which is updated more often, GymBook ・ Strength Training or Efort?
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