Comparison

Gravitus vs StrengthLog

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

Head to head
About

Gravitus

This app helps you track and plan your weightlifting routines. It offers an extensive exercise database, community features, and detailed analytics to monitor your progress and maximize gains. Enjoy an ad-free experience with advanced tools for serious lifters.

Highlights
  • Advanced workout routines
  • Extensive exercise database with video demos
  • Community features for sharing and following
  • Detailed progress tracking and analytics
  • Workout planning and reminders
  • Apple Watch companion app
  • Dark Mode
Features
Read full description

Gravitus is the ultimate workout tracker & planner for the gym. Lift without ads for free. Elevate your weight lifting with advanced routines, a thriving community and the largest exercise database in the world! Track, log, and train like a pro with Gravitus. WHAT USERS ARE SAYING • “Probably the best workout tracking app I’ve used. Really friendly UI and easy to monitor your progress overtime” - Dyl711 • "Love love this app. It’s helped my fitness journey so much." - Amanda itunes • “I never write app reviews but I have to rave about Gravitus- my only regret is not getting it sooner. You get so much data and insight from your lifts, allowing you to track progressive overload and challenge yourself to continuously add weight/reps. I feel like I’m getting so much more from my workouts, and this app is going to blow up my gains in an extraordinary way!“ - the_megalodon98 FEATURES • Blazing Fast: We are iOS native, lift, don’t lag! • Intuitive tracking: Autofill workouts, rest timers, and more • No Ads: Focus on your workouts, not ads • Build community: Follow friends, share workouts, post videos, and more • Every exercise: 1,000+ exercises, with video demos, instructions, and more • Dark Mode: Workout in style with our dark mode • Privacy: Share your workouts with the community, or keep them private • Apple Watch: Stay in the zone, workout on your wrist with our watch app • Apple Health: Sync workouts with Apple Health WORKOUT PROGRAMS AND TEMPLATES • Choose one of our workout programs or create your own • Workout programs for every skill level and goal • Workout reminders: Get notified when it’s time to workout • Progression: Track your progress with our progression tracker ANALYTICS AND TOOLS • Charts and graphs to track your progress • Muscle engagement shows you which muscles are being worked • Plate calculator to calculate the weight of your plates • Exertion score to track your intensity • Exercise progression info to track your progress • 1RM calculator to calculate your rep maxes • Rest timers: Quickly customize rest timers for each exercise APPLE WATCH • Stay in the zone, workout on your wrist with our watch app • Workout automatically syncs between your phone and watch • Intuitive rest timer keeps your workout on track • Live heart rate to monitor your intensity and recovery IOS FEATURES • Sync workouts with Apple Health • Dynamic island to never lose track of your workout • Live activity on your lock screen • Watch companion app to workout on your wrist GRAVITUS PRO • Unlimited workout programs • Unlimited graph history • Muscle engagement details • Real time analytics inside your workout • Filter exercises by muscle • Progressive overload breakdown for each workout • And more! Gravitus Pro is available as a monthly or yearly subscription. It will automatically be renewed at the end of your subscription unless it is cancelled at least 24 hours prior to the end of the subscription period. You can cancel anytime with your iTunes account settings. Any unused portion of a free trial will be forfeited if you purchase a subscription. Privacy policy: https://gravitus.com/privacy. Terms of use at https://gravitus.com/terms. Continued use of GPS running in the background can dramatically decrease battery life. HealthKit usage: When enabled by the user, Gravitus charts HealthKit data in the app and allows the user to optionally record bodyweight values back to HealthKit. For support and feedback, you can reach us at support@gravitus.com

About

StrengthLog

This app helps serious trainers plan workouts, log sets, and track progress. It offers a vast exercise library, custom routine building, and social features to challenge friends. The free version is generous with unlimited logging and no ads.

Highlights
  • Unlimited workout logging
  • 600+ exercises with videos
  • Custom routine building
  • Progress tracking and statistics
  • Social challenges with friends
  • Rest timer and plate calculator
Features
Read full description

THE WORLD’S MOST GENEROUS WORKOUT TRACKER StrengthLog is the workout tracker for people who take their training seriously, whether you’re just getting started or have been lifting for decades. Plan your training. Log every set. Track your progress. Follow proven training programs or build your own. Compare your strength with other lifters. Set goals, build streaks, and challenge your friends. And unlike many workout apps, StrengthLog gives you everything you need to train effectively for free. Unlimited workout logging. No ads. No trial that suddenly locks you out. 100% gains, 0% ads. BUILT FOR LIFTERS, BY LIFTERS StrengthLog has been developed together with hundreds of thousands of lifters, from beginners to competitive strength athletes. Our library contains 600+ strength, cardio, and mobility exercises with instructions and videos. You can also create your own exercises. Log as you train or plan ahead with our calendar. Follow a ready-made training program, build your own, or simply decide what to do when you get to the gym. Your training history, PRs, statistics, and Strength Levels make it easy to see where you’ve been and where you’re going. TRAIN TOGETHER Connect with friends and make your training a little more social. See when your friends train, celebrate their progress, compare PRs and Strength Levels, and create or join challenges together. Challenge each other to train more often, do more reps, or reach whatever ridiculous goal you can come up with. You choose who you connect with, and your full training log stays private. FREE FEATURES • Log unlimited workouts, forever. • Support for both kg and lbs. • 600+ exercises with instructions and videos. • Create unlimited custom exercises. • Follow popular workouts and training programs. • Build your own routines and programs with linear progression. • Plan workouts and programs in your training calendar. • Track PRs and exercise history. • Compare your strength with other lifters using Strength Levels. • Track training volume, workouts, and other statistics. • Create training goals and streaks. • Complete our monthly challenges. • Connect with friends and challenge each other. • Use our rest timer and plate calculator. • Estimate your 1RM and get suggested PR warm-ups. • Track body measurements and progress pictures. • Connect with Apple Health. GO PREMIUM StrengthLog Premium unlocks our most advanced tools while supporting the continued development of the app. Premium includes: • Build unlimited training routines and programs with double and triple progression. • Our complete library of training programs for strength, bodybuilding, powerlifting, powerbuilding, sports, and more. • Advanced statistics for your training, muscle groups, and exercises. • Muscle heat maps showing what you’ve trained over any period. • Customizable favorite graphs. • Advanced logging with RPE, Reps in Reserve, % of 1RM, and quick set stats. • More tools for analyzing and planning your training. • Unlimited goals and streaks. • Connect your account to ChatGPT or Claude using our MCP integration. Whether you want a simple workout log or enough training data to disappear down a statistical rabbit hole for an entire evening, StrengthLog has you covered. Have an idea, found a bug, or just want to tell us what you think? Contact us at app@strengthlog.com. SUBSCRIPTIONS StrengthLog Premium is an automatically renewing subscription. • Choose between 1, 3, and 12 months. • Your App Store account will be charged upon purchase and your subscription will renew automatically unless canceled at least 24 hours before the end of the current period. • You can manage or turn off auto-renewal in your App Store account settings. APPLE HEALTH With your permission, StrengthLog can read relevant data from Apple Health and share your completed workouts with it. You control what data StrengthLog can read or write through your Apple Health permissions.

Screenshots

Gravitus4 screens
StrengthLog4 screens

Verdict

The call

Gravitus and StrengthLog both sit at 4.8 stars, but that hides the real split: 88% of StrengthLog's written reviews are positive against 80% of Gravitus's. StrengthLog also leads on device support (4 vs 2). On price, rating, ratings volume 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Gravitus sells 16 in-app purchases, starting at $3.99 per 7 days and StrengthLog sells 3 in-app purchases, starting at $16.90 per month. 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 Gravitus against 4.9 for StrengthLog. Both are backed by a comparable volume of ratings — 3.4K and 3.7K respectively. Written reviews are what separate them: 80% of Gravitus's written reviews are positive against 88% of StrengthLog's.

UpkeepUpdate frequency

Gravitus ships an update every 8 days, StrengthLog weekly. The most recent releases landed on November 1, 2026 and October 29, 2026 respectively.

Scorecard2 real differences · 8 level
Gravitus versus StrengthLog: the parameters behind the verdict, then further details
ParameterGravitusStrengthLog
PriceFreeFree
Rating4.8 (3.4K ratings)4.9 (3.7K ratings) — better
Positive reviews80.0% of reviews88.1% of reviews — better
Number of ratings3.4K3.7K — better
Update frequencyEvery 8 daysWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhone, Apple WatchiPhone, iPad, iPod, Apple Watch — better
Requires iOS16.015.0 — better
Further details — not scored
Size55 MB158 MB
Age rating9+12+
DeveloperGravitus, Inc.Styrkelabbet AB

Customer experience

Gravitus

All ratings3,358 ratings
Positive96.9%
Neutral1.0%
Negative2.1%
Written reviews400 reviews
Positive80.0%
Neutral5.5%
Negative14.5%

StrengthLog

All ratings3,710 ratings
Positive97.5%
Neutral1.3%
Negative1.2%
Written reviews395 reviews
Positive88.1%
Neutral4.3%
Negative7.6%

User reviews

Gravitus

From 3.4K App Store ratings

What we love

  • 🚀 Efficient tracking and logging
  • 👍 User-friendly interface
  • 🔥 Excellent for serious lifters
  • 💪 Comprehensive exercise library
  • 📈 Detailed progress tracking and analytics

Room to improve

  • 🐛 Occasional crashes and bugs
  • 🔒 Paywall for basic features
  • ⏱️ Lack of customizable timers
  • 🤷‍♂️ Inconsistent PR tracking

StrengthLog

From 3.7K App Store ratings

What we love

  • 👍 Easy to use
  • 🚀 Intuitive interface
  • 💪 Comprehensive workout tracking
  • 📊 Detailed progress analytics
  • 🎥 Helpful exercise videos

Room to improve

  • 🔍 Cluttered main page
  • 🐛 Occasional bugs and crashes
  • 💰 Premium subscription is expensive
  • ⌚ Apple Watch app issues

Bugs and requests

Gravitus

Reported bugs

3 issues
  • Workout data loss on app crashes
  • Exercise search function not always working
  • Inconsistent behavior when switching between WiFi and cellular

Requested features

4 requests
  • Apple Watch integration
  • Ability to create and save custom workout templates
  • More detailed volume and intensity tracking
  • Improved syncing and data backup

StrengthLog

Reported bugs

3 issues
  • Disappearing workout data
  • Inability to clear/reset workout history
  • Inconsistent behavior when planning workouts for the same day

Requested features

4 requests
  • Ability to save and edit custom workout plans
  • Seamless integration with Apple Health
  • Community features like challenges and leaderboards
  • More personalized workout recommendations

In-app purchases

16 purchases

Gravitus

Subscriptions16
  • Gravitus Pro$3.997 Days
  • Monthly Supporter Subscription$4.991 Month
  • Gravitus Pro$4.997 Days
Show 13 more
  • Gravitus Pro$6.991 Month
  • Gravitus Pro$7.991 Month
  • Gravitus Pro$9.991 Month
  • Gravitus Pro$11.491 Month
  • Gravitus Pro3 Days trial$11.491 Month
  • Gravitus Pro3 Days trial$12.991 Month
  • Gravitus Pro$12.991 Month
  • Gravitus Pro$49.991 Year
  • Gravitus Pro7 Days trial$59.991 Year
  • Gravitus Pro$59.991 Year
  • Gravitus Pro$71.991 Year
  • Gravitus Pro7 Days trial2 variants$79.991 Year
  • Gravitus Pro$79.991 Year
3 purchases

StrengthLog

Subscriptions3
  • StrengthLog Premium - 1 month14 Days trial$16.901 Month
  • StrengthLog Premium - 3 months14 Days trial$37.903 Months
  • StrengthLog Premium - 1 year14 Days trial$109.001 Year

Questions

Is Gravitus free?
Gravitus is free to download, with in-app purchases available.
Is StrengthLog free?
StrengthLog is free to download, with in-app purchases available.
Which has better reviews, Gravitus or StrengthLog?
StrengthLog is rated higher. Gravitus averages 4.8 out of 5 from 3.4K ratings, while StrengthLog averages 4.9 from 3.7K ratings.
Do Gravitus or StrengthLog have ads?
Neither Gravitus nor StrengthLog shows ads.
Which is updated more often, Gravitus or StrengthLog?
Gravitus ships an update every 8 days, and StrengthLog weekly. Most recently, Gravitus was updated on November 1, 2026 and StrengthLog on October 29, 2026.

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