Comparison

Stronger by the Day vs DataFit App

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

Head to head
About

Stronger by the Day

This fitness app offers expert coaching and personalized progress tracking for women serious about building strength and muscle. It provides a science-backed roadmap with flexible workout options designed to fit busy schedules and ensure continuous progress.

Highlights
  • Expert coaching by Meg Gallagher
  • Personalized progress tracking
  • Science-backed strength roadmap
  • Flexible workout scheduling
  • One-tap workout access
  • Smart progress tracking
  • Built-in exercise tutorials
Features
Read full description

Stronger by the Day is an easy-to-use fitness app for women who are serious about building strength and muscle. With expert coaching–by Meg Gallagher aka @megsquats–and personalized progress at their fingertips, our 25,000+ users have a science backed roadmap to getting and feeling stronger each session. Our Flexibility Functions are proven to work with any busy schedule while avoiding wasted time on random workouts or unqualified coaches. Workouts are just one tap away; and while you’re working in the gym or at home, our Smart Progress Tracking tools adjust your next workout so you’re always moving forward. PROVEN TRACK RECORD OF RESULTS We have thousands of 5 star reviews from our app users: – Over 25,000 active members – Over 100,000+ lifters coached – Thousands of PRs and progress made daily – A roadmap for permanent results – A free 7-day trial so you can see for yourself FLEXIBLE ENOUGH TO FIT YOUR LIFESTYLE Our Flexibility Functions fit your schedule and needs: – Train on your schedule with our 3, 4, or 5 day options – Quickie workouts on EXPRESS keep you on track – Train from anywhere with our Bodyweight program – Simple substitutions for any scenario COACHED EVERY STEP OF THE WAY This isn’t your typical fitness industry plan. We designed this app with intuitive guidance, ensuring you succeed: – No digging around, your workout is just one tap away. – Built in tutorials deliver the expert cues you need, exactly when you need them. – Your coach uncovers the “why” behind getting strong, one workout at a time. GET STRONGER MINDLESSLY Planning science-backed strength gain takes a ton of time. We make the science backed plan, all you have to do is show up and get stronger. – Our addictive progressions help you break past plateaus and keeps you coming back. – Our progress trackers, strength scores, and intelligent calculators mean making progress is simple. – While you train, we do the math. Get a free 7-day trial when you download Stronger by the Day! Download Today. PR Tomorrow. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

DataFit App

Access personalized workout programs and track your fitness journey. Monitor workouts, nutrition, habits, and measurements with coach support. Join communities for motivation and earn badges for achievements.

Highlights
  • Workout programs and tracking
  • Nutrition and meal tracking
  • Habit tracking
  • Goal setting and progress monitoring
  • Coach messaging
  • Digital communities
  • Wearable device integration
Features
Read full description

With the DataFit App, you will have access to workout programs designed specifically to help you reach your fitness and health goals! You can follow & track your workouts, your nutrition, your lifestyle habits, measurements and results–all with the help of your coach. FEATURES: - Access training plans and track workouts - Follow along to exercise and workout videos - Track your meals and make better food choices - Stay on top of your daily habits - Set health and fitness goals and track progress towards your goals - Gain milestone badges for achieving new personal bests and maintaining habit streaks - Message your coach in real-time - Be part of digital communities to meet people with similar health goals and stay motivated - Track body measurements and take progress photos - Get push notification reminders for scheduled workouts and activities - Connect your Apple Watch to track workouts, steps, habits, and more right from your wrist - Connect to other wearable devices and apps like the Apple Health App, Garmin, Fitbit, MyFitnessPal, and Withings devices to track workouts, sleep, nutrition, and body stats and composition Download the app today!

Screenshots

Stronger by the Day4 screens
DataFit App4 screens

Verdict

The call

The clearest difference is in-app purchases: DataFit App at none against Stronger by the Day's 3. DataFit App also leads on review sentiment (100% vs 91%) and device support (4 vs 2). Stronger by the Day's advantage is ratings volume (3.6K vs 41). 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. Stronger by the Day sells 3 in-app purchases, starting at $16.99 per month. DataFit App asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Stronger by the Day against 4.9 for DataFit App. That said, the two scores are not equally well evidenced: Stronger by the Day has 3.6K ratings behind it against 41, so its average is the more settled of the two. Written reviews are what separate them: 91% of Stronger by the Day's written reviews are positive against 100% of DataFit App's.

UpkeepUpdate frequency

Stronger by the Day ships an update monthly, DataFit App every 6 weeks. The most recent releases landed on October 21, 2026 and October 25, 2026 respectively.

Scorecard5 real differences · 5 level
Stronger by the Day versus DataFit App: the parameters behind the verdict, then further details
ParameterStronger by the DayDataFit App
PriceFreeFree
Rating4.8 (3.6K ratings)4.9 (41 ratings) — better
Positive reviews91.2% of reviews100.0% of reviews — better
Number of ratings3.6K — better41
Update frequencyMonthly — betterEvery 6 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPodiPhone, iPad, iPod, Apple Watch — better
Requires iOS15.1 — better15.5
Further details — not scored
Size120 MB185 MB
Age rating4+4+
DeveloperStrong Strong Friends LLCDataFit LLC

Customer experience

Stronger by the Day

All ratings3,600 ratings
Positive94.8%
Neutral2.1%
Negative3.1%
Written reviews486 reviews
Positive91.2%
Neutral3.1%
Negative5.8%

DataFit App

All ratings40 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Stronger by the Day

Reported bugs

4 issues
  • Frequent app crashes
  • Workout data not saving properly
  • Login issues and getting logged out
  • Slow loading of videos and information

Requested features

5 requests
  • Offline mode
  • Ability to view full week's workouts
  • Automatic rest timer
  • More customization for substitutions
  • Export workout data

DataFit App

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

Stronger by the Day

Subscriptions3
  • Monthly7 Days trial$16.991 Month
  • Quarterly7 Days trial$36.993 Months
  • Yearly7 Days trial$99.991 Year
None

DataFit App

No in-app purchases

Questions

Is Stronger by the Day free?
Stronger by the Day is free to download, with in-app purchases available.
Is DataFit App free?
DataFit App is free to download, with no in-app purchases.
Which has better reviews, Stronger by the Day or DataFit App?
DataFit App is rated higher. Stronger by the Day averages 4.8 out of 5 from 3.6K ratings, while DataFit App averages 4.9 from 41 ratings.
Do Stronger by the Day or DataFit App have ads?
Neither Stronger by the Day nor DataFit App shows ads.
Which is updated more often, Stronger by the Day or DataFit App?
Stronger by the Day ships an update monthly, and DataFit App every 6 weeks. Most recently, Stronger by the Day was updated on October 21, 2026 and DataFit App on October 25, 2026.

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