Comparison

GymBook ・ Strength Training vs GZCL Method Workout Logger

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

GZCL Method Workout Logger

This workout tracker simplifies strength training by automating calculations and progressions for popular GZCL programs. It eliminates the need for spreadsheets, providing a clear interface to log workouts, track stats, and focus on getting stronger.

Highlights
  • Preloaded GZCL programs
  • Automated progressions
  • Simple interface
  • Post workout stats
  • Exercise images
  • Support for Imperial/metric units
  • Rest timer
Features
Read full description

It's time to stop fumbling with spreadsheets. Start using this intuitive workout tracker built specifically for GZCL programs. Let the app hand the math so you can focus on the thing that matters, getting stronger. Preloaded with these programs: - GZCLP - Jacked and Tan 2.0 - Ultra High Frequency 5 Week - Ultra High Frequency 9 Week - Volume Dependent Intensity Progression - The Rippler The GZCL Method, created by Cody Lefever, is proven to get your stronger. But it is difficult to plan and track the programs using a spreadsheet. And you have to calculate your progressions. And you don't remember what weight you were supposed to lift in the gym. If only there was an easier way... BUT WAIT! There is! Download this app and hop on the easy train to gainsville. FEATURES: - Preloaded programs - Automated progressions - Simple interface - Post workout stats - Exercise images - Warm up, failure, and AMRAP (as many reps as possible) sets - Support for Imperial (lb) or metric (kg) - Workout notes and/or exercise specific notes - Rest timer customizable per exercise

Screenshots

GymBook ・ Strength Training4 screens
GZCL Method Workout Logger4 screens

Verdict

The call

GymBook ・ Strength Training and GZCL Method Workout Logger both sit at 4.8 stars, but that hides the real split: 95% of GymBook ・ Strength Training's written reviews are positive against 63% of GZCL Method Workout Logger's. GymBook ・ Strength Training also leads on ratings volume (2.4K vs 230). GZCL Method Workout Logger's advantage is iOS requirement (13.0 vs 16.4). On price, rating, update cadence and ads 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 and GZCL Method Workout Logger sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for GymBook ・ Strength Training against 4.7 for GZCL Method Workout Logger. That said, the two scores are not equally well evidenced: GymBook ・ Strength Training has 2.4K ratings behind it against 230, 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 63% of GZCL Method Workout Logger's.

UpkeepUpdate frequency

GymBook ・ Strength Training ships an update weekly, GZCL Method Workout Logger fortnightly. The most recent releases landed on September 25, 2026 and September 23, 2026 respectively.

Scorecard3 real differences · 7 level
GymBook ・ Strength Training versus GZCL Method Workout Logger: the parameters behind the verdict, then further details
ParameterGymBook ・ Strength TrainingGZCL Method Workout Logger
PriceFreeFree
Rating4.8 (2.4K ratings) — better4.7 (230 ratings)
Positive reviews94.6% of reviews — better63.0% of reviews
Number of ratings2.4K — better230
Update frequencyWeekly — betterFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPod
Requires iOS16.413.0 — better
Further details — not scored
Size389 MB50 MB
Age rating4+4+
DeveloperAppwise GmbHStrongomatic, LLC

Customer experience

GymBook ・ Strength Training

All ratings2,421 ratings
Positive95.5%
Neutral2.3%
Negative2.2%
Written reviews409 reviews
Positive94.6%
Neutral1.7%
Negative3.7%

GZCL Method Workout Logger

All ratings230 ratings
Positive91.7%
Neutral4.8%
Negative3.5%
Written reviews54 reviews
Positive63.0%
Neutral16.7%
Negative20.4%

User reviews

GymBook ・ Strength Training

From 2.4K App Store ratings

What we love

  • 💪 Excellent workout tracking
  • 🔓 No subscription, one-time purchase
  • 👍 Simple and intuitive interface
  • 📊 Comprehensive data and progress tracking
  • 🤖 Seamless Apple Watch integration

Room to improve

  • 🕰️ Cumbersome weight/rep selection
  • 📚 Limited exercise catalog (some missing)
  • 🔀 Difficulty switching between workouts
  • 📈 Confusing progress graph visualizations
  • 🔍 Lack of search/filter options for exercises

GZCL Method Workout Logger

From 230 App Store ratings

What we love

  • 👍 Straightforward and simple
  • 💪 Easy to make gains
  • ✨ Clean user interface
  • ⚙️ Highly customizable
  • ✅ Better than spreadsheets/other apps

Room to improve

  • 🐛 Doesn't handle progressions/failures
  • 🚫 Can't change to kg/units
  • 📉 Missing essential features
  • ⏳ No maintenance/updates
  • 🤷 Missing functionality listed

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

GZCL Method Workout Logger

Reported bugs

21 issues
  • Doesn't naturally progress weights
  • Doesn't change sets/reps on failure
  • Can't change to kg
  • Settings menu for units doesn't work
  • Progressions don't work
Show 16 more
  • Rest timer difficult to change
  • Doesn't keep notes from previous sessions
  • Calculates weight wrong after failure/manual change
  • Value input keyboard placement issue
  • Previous stats don't carry over
  • Newest update broke LP (can't add new week)
  • App crashes when starting new workout
  • TM has stayed at 0% for nearly a year
  • Bug increases weight every time a day is opened
  • Checking off a set adds weight to the next
  • Can only select same weight increase for all exercises
  • Can't exit workout after starting (adds weight)
  • Program doesn't show weights lifted (clunky charts)
  • Doesn't support decimals in weights
  • Incorrect logic for automated progressions
  • Crashing when starting Jacked & Tan cycle

Requested features

23 requests
  • Reset everything to defaults
  • Alarm to play even if app is closed
  • Options to vary plans (heavy vs. cardio)
  • Add TM functionality
  • Easier exercise substitution options
Show 18 more
  • Login feature to save progress
  • Add new exercises easily
  • Customizable weight progressions
  • Add more T3s and customize them
  • Rest timer change for each workout section
  • Adjustable progression formula (for men/women)
  • Make previous exercises visible easily
  • Progression graph
  • Apple Health Integration
  • Warm up sets
  • Rep range customization
  • Add/remove exercises for customization
  • Graph to see progress over time
  • General Gainz workout option (custom template)
  • FAQ page about GZCL method
  • Total workout time feature
  • Support decimals in weights
  • Customizable progression logic

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
2 purchases

GZCL Method Workout Logger

One-time2
  • GZCL Pro VersionFree
  • Pro Version$9.99

Questions

Is GymBook ・ Strength Training free?
GymBook ・ Strength Training is free to download, with in-app purchases available.
Is GZCL Method Workout Logger free?
GZCL Method Workout Logger is free to download, with in-app purchases available.
Which has better reviews, GymBook ・ Strength Training or GZCL Method Workout Logger?
GymBook ・ Strength Training is rated higher. GymBook ・ Strength Training averages 4.8 out of 5 from 2.4K ratings, while GZCL Method Workout Logger averages 4.7 from 230 ratings.
Do GymBook ・ Strength Training or GZCL Method Workout Logger have ads?
Neither GymBook ・ Strength Training nor GZCL Method Workout Logger shows ads.
Which is updated more often, GymBook ・ Strength Training or GZCL Method Workout Logger?
GymBook ・ Strength Training ships an update weekly, and GZCL Method Workout Logger fortnightly. Most recently, GymBook ・ Strength Training was updated on September 25, 2026 and GZCL Method Workout Logger on September 23, 2026.

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