Comparison

Card◆IO vs Muscly app

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

Head to head
About

Card◆IO

Read full description

With Card◆IO, every card drawn becomes a fitness challenge. One deck, 52 cards, varied exercises, and a different workout every time. Whether you want a quick session or a bigger challenge, Card◆IO turns every draw into a fun, intense, and unpredictable workout. Key Features • 52 cards = 52 full-body fitness challenges • A different workout every draw thanks to randomness • Three difficulty levels so you can progress at your own pace • In-workout progress tracking to stay motivated • Workout history and consistency tracking • Daily reminders to help you stay on track • Sync your workouts with Apple Health • Optimized for the latest iOS versions with Liquid Glass & Apple Intelligence Premium Features • Customize your exercises to build workouts that fit your goals • Enjoy a smoother ad-free experience • Unlock more control over your training Whether you're a beginner or more advanced, Card◆IO helps turn every workout into a simple, effective, and motivating challenge. Ready to take on the deck, one card at a time? Legal Links • Terms of Use (EULA): https://www.card-io.app/terms • Privacy Policy: https://www.card-io.app/privacy • Support: https://www.card-io.app/support

About

Muscly app

Features
Read full description

Muscly brings all your training together in one app: plan your programs, track your workouts in real time and watch your progress add up. No more scattered notebooks, notes and spreadsheets. You focus on the effort, Muscly handles the rest. TRACK YOUR WORKOUTS IN REAL TIME Start your session and check off your sets as you go. Weights, reps, rest times: everything is logged automatically, no hassle. HUNDREDS OF EXERCISES Access a library of detailed exercises: targeted muscles, required equipment, animated demos and clear instructions to perform every movement correctly. And if an exercise is missing, create your own in seconds. YOUR PROGRAMS, YOUR WAY Build custom training programs, organize your sessions and adapt them to your goals. You can even share your programs and import others' with a simple code. ANALYZE YOUR PROGRESS View your stats program by program: muscle breakdown, training volume and how your loads evolve over time. Proof, backed by numbers, that your work pays off. STAY MOTIVATED EVERY DAY Find training tips every day and discover a fitness influencer to follow right from your dashboard. Whether you're just starting out or you've been training for years, Muscly helps you stay consistent, make progress and keep on track. Download Muscly and take your training into your own hands. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Card◆IO3 screens
Muscly app4 screens

Verdict

The call

The clearest difference is ads: Card◆IO at none against Muscly app's shown. Muscly app's advantage is update cadence (weekly vs every 3 weeks). On price, in-app purchases, device support and iOS requirement 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. Card◆IO sells 3 in-app purchases, starting at $2.99 per 7 days and Muscly app sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Card◆IO ships an update every 3 weeks, Muscly app weekly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 4 level
Card◆IO versus Muscly app: the parameters behind the verdict, then further details
ParameterCard◆IOMuscly app
PriceFreeFree
Update frequencyEvery 3 weeksWeekly — better
AdsNo — betterYes
In-app purchasesYesYes
DevicesiPhoneiPhone
Requires iOS18.218.2
Further details — not scored
Size9 MB108 MB
Age rating4+12+
DeveloperMathilde HenriotSYLVAIN PHILIPPE TRANCHAND

In-app purchases

3 purchases

Card◆IO

Subscriptions3
  • Premium$2.997 Days
  • Premium$8.991 Month
  • Premium$69.991 Year
2 purchases

Muscly app

Subscriptions2
  • Muscly premium monthly$3.991 Month
  • Muscly premium yearly$29.991 Year

Questions

Is Card◆IO free?
Card◆IO is free to download, with in-app purchases available.
Is Muscly app free?
Muscly app is free to download, with in-app purchases available.
Do Card◆IO or Muscly app have ads?
Muscly app shows ads; Card◆IO does not.
Which is updated more often, Card◆IO or Muscly app?
Card◆IO ships an update every 3 weeks, and Muscly app weekly. Most recently, Card◆IO was updated on November 3, 2026 and Muscly app on October 31, 2026.

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