Comparison

Stronger by the Day vs Arius

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

Arius

Embark on a fantasy fitness journey to become a skilled Assassin. This app offers personalized training schedules, progress tracking, and community challenges. Access a library of books and join live discussions to enhance your learning and development.

Highlights
  • Personalized training schedules
  • Training journal and progress tracking
  • Monthly fantasy-themed challenges
  • Book discovery, rating, and tracking
  • Live book club discussions
  • Expert guidance and community support
Features
Read full description

Step into an immersive fantasy world where your mission is to become an Assassin of Arius. Through structured training and community support it's time to hone yourself into the weapon you were always meant to be. IMPORTANT: Arius is a subscription app. An active paid Arius Membership is required to access the training, community and library features described below. There is no free version and no free tier. You can create an account and view the introduction without paying; everything else unlocks with a membership. WHAT YOUR MEMBERSHIP INCLUDES All of the following require an active paid subscription: • Personalized Training Schedule — a training arc built around your goal and your starting point • Training Journal — log your sessions and track your progress over time • Monthly Fantasy Themed Challenges — compete, earn rewards and climb the ranks • Rate & Review Books — discover books, rate them and track your reading • Live Book Clubs — join live, scheduled discussions with the community • Expert Guidance & Support — help from the people who built the programme THE WORLD The Academy — train your strength, flexibility, mobility and assassin skills. You set the goal; we give you a personalized training arc to get there, no matter where you're starting. The Archives — discover and rate books, track your reading progress, and join discussions and book clubs. The Keep — connect with a thriving community, join discussions and take part in monthly themed challenges. SUBSCRIPTION DETAILS • Arius Membership is an auto-renewing subscription. • Available as a monthly plan and an annual plan. The exact price of each plan in your local currency is shown in the app before you buy. • Payment is charged to your Apple ID account at confirmation of purchase. • Your subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period. • Your account is charged for renewal within 24 hours before the end of the current period, at the price of the plan you chose. • You can manage your subscription and turn off auto-renew in your Apple ID Account Settings after purchase. Terms of Use (EULA): https://www.enterarius.com/arius-app-terms Privacy Policy: https://www.enterarius.com/privacy-policy

Screenshots

Stronger by the Day4 screens
Arius4 screens

Verdict

The call

The clearest difference is monetization model: Stronger by the Day at free with in-app purchases against Arius's subscription. Stronger by the Day also leads on ratings volume (3.6K vs 9). Arius's advantage is update cadence (every 4 days vs monthly) and rating (5.0 vs 4.8). On price, ads, in-app purchases and device support 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 and Arius sells 2 in-app purchases, starting at $39.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Arius holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Stronger by the Day has 3.6K ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 91% of Stronger by the Day's written reviews are positive against 100% of Arius's.

UpkeepUpdate frequency

Stronger by the Day ships an update monthly, Arius every 4 days. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

Scorecard5 real differences · 5 level
Stronger by the Day versus Arius: the parameters behind the verdict, then further details
ParameterStronger by the DayArius
PriceFreeFree
Rating4.8 (3.6K ratings)5.0 (9 ratings) — better
Positive reviews91.2% of reviews100.0% of reviews — better
Number of ratings3.6K — better9
Update frequencyMonthlyEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterSubscription
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.115.1
Further details — not scored
Size120 MB156 MB
Age rating4+12+
DeveloperStrong Strong Friends LLCHEY IT'S TAYLOR J, 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%

Arius

All ratings9 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

Arius

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
2 purchases

Arius

Subscriptions2
  • Arius monthly Membership$39.991 Month
  • Arius annual Membership$359.991 Year

Questions

Is Stronger by the Day free?
Stronger by the Day is free to download, with in-app purchases available.
Is Arius free?
Arius is free to download, with in-app purchases available.
Which has better reviews, Stronger by the Day or Arius?
Arius is rated higher. Stronger by the Day averages 4.8 out of 5 from 3.6K ratings, while Arius averages 5.0 from 9 ratings.
Do Stronger by the Day or Arius have ads?
Neither Stronger by the Day nor Arius shows ads.
Which is updated more often, Stronger by the Day or Arius?
Stronger by the Day ships an update monthly, and Arius every 4 days. Most recently, Stronger by the Day was updated on October 21, 2026 and Arius on October 24, 2026.

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