Comparison

CardioSimple vs Breathing Exercises

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

Head to head
About

CardioSimple

This app offers AI-driven cardiac rehabilitation exercises and coaching at home. It personalizes your experience through surveys, tracks vitals and medications, and provides AI-graded nutrition logging. Guided workouts focus on heart rate targets to support your recovery.

Highlights
  • AI-driven exercise coaching
  • Personalized rehab plans
  • Nutrition logging and AI-grading
  • Medication tracking
  • Vitals monitoring
  • Heart rate target guided workouts
  • Progress charts
Features
Read full description

CardioSimple is a full comprehensive app for cardiac rehab. Using AI-driven insights and coaching during exercise, CardioSimple brings AI to the at-home cardiac rehab experience, allowing users to be supervised during exercise. Users fill out a survey using their patient data to customize their experience to be adapted for each unique user. Users can log and AI-grade their nutrition, log their medications, track their vitals, help themselves cease smoking, do AI-supervised exercise workouts guided by heart rate target ranges according to the American Heart Association, and be encouraged using the progress charts. Works with Apple Watch: see live heart rate and your target zone on your wrist during supervised workouts, take on-demand heart-rate measurements, and sync results back to your phone automatically. NOT FOR MEDICAL USE. FOR INFORMATIONAL PURPOSES ONLY --- SEE IN-APP DISCLAIMER.

About

Breathing Exercises

This app guides you through various breathing exercises to improve your mood, focus, and sleep. It offers personalized sessions, tracks your progress with health metrics, and features a breath-hold challenge. Enjoy a calm and focused experience with no ads or account required.

Highlights
  • Six mood categories for personalized breathing
  • 21 expert breathing patterns including Wim Hof and 4-7-8
  • Custom pattern builder with up to 14 steps
  • Breath hold challenge with personal records
  • Eight health metrics tracking (stress, sleep, clarity)
  • Home screen widget for quick access
  • Smart reminders for daily practice
Features
Read full description

BreathMAX turns breathing into something you actually look forward to. Open the app and it greets you by time of day, hands you Today's Pick, and shows your Lung Health charge climbing from 0 to 100 percent as your practice builds. No account, no ads, no noise. SIX MOOD CATEGORIES Pick how you want to feel and the app does the rest. Balance: steady, harmonizing cycles that bring you back to center. Calm: slow deep breathing for anxiety relief and quiet nerves. Energize: fast invigorating patterns that wake you up without caffeine. Focus: concentration rhythms for study, work and deep sessions. Unwind: long extended exhales that release the day from your shoulders. Uplift: bright breath flows that lift a low mood. Each category carries its own gradient and rotating full screen photography. 21 EXPERT BREATHING PATTERNS Box Breathing 4-4-4-4, the 4-7-8 relaxing breath, Wim Hof style power rounds, yoga pranayama, coherent 5-5, calming 1:2, deep sleep, stress reset, focus flow, endurance, anxiety relief and pre performance. Purpose built sets for singers, actors, vocal warm up, public speaking, teachers, wind instrument players, athletes, runners, swimmers and free divers. Every pattern is timed, guided and visual. CUSTOM PATTERN BUILDER Build your own sequence with up to 14 steps. Set every inhale, hold, exhale and pause exactly how you want it. Drop in your own photos as the session background, save unlimited patterns and share them with friends by code. BREATH HOLD CHALLENGE An underwater themed test of your lung capacity with a live millisecond timer, encouragement while you hold and a Top 5 personal record board. Watch your apnea time stretch week after week. CINEMATIC SESSIONS Full screen photography, an animated breathing circle, live round counters and clear phase labels for every inhale, hold and exhale. Six ambient soundscapes to breathe to: Aurora, Cosmos, Forest, Ocean, Universe and Zen, with separate volume for music and guidance cues. EIGHT HEALTH METRICS Track the benefit, not just the minutes. Stress Relief, Better Sleep, Lung Capacity, Heart Health, Mental Clarity, Energy Boost, Anxiety Relief and Circulation each move as you practice. Weekly and monthly charts, streak tracking, 13 achievements and stage missions keep the habit alive. HOME SCREEN WIDGET Your charge percentage, streak days and a breathing prompt matched to the time of day, right on your home screen. No need to open the app to know where you stand. SMART REMINDERS Morning energy, midday reset, evening unwind or bedtime calm. Set the moments that fit your life and the app shows up on time. BUILT THE WAY IT SHOULD BE Automatic light and dark themes. Twenty app languages. Sessions stored locally on your device. Works offline. No account required and no advertising, ever. Breathing well is the one habit that improves every other one. Start with a single session today. Created with care by ZenByte. [Breathing Exercises: BreathMAX] Questions or feedback? hello@zenbyte.app Privacy Policy: https://www.zenbyte.app/breathMAX/privacy-policy.html Terms of Service: https://www.zenbyte.app/breathMAX/terms-of-service.html

Screenshots

CardioSimple4 screens
Breathing Exercises4 screens

Verdict

The call

The clearest difference is in-app purchases: CardioSimple at none against Breathing Exercises's 3. CardioSimple also leads on ratings volume (3 vs 1). Breathing Exercises's advantage is update cadence (every 2 days vs every 9 days) and iOS requirement (13.0 vs 15.0). On price, rating, ads 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. Breathing Exercises sells 3 in-app purchases, starting at $0.99 per 7 days. CardioSimple asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for CardioSimple against 5.0 for Breathing Exercises. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

UpkeepUpdate frequency

CardioSimple ships an update every 9 days, Breathing Exercises every 2 days. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

Scorecard5 real differences · 5 level
CardioSimple versus Breathing Exercises: the parameters behind the verdict, then further details
ParameterCardioSimpleBreathing Exercises
PriceFreeFree
Rating5.0 (3 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings3 — better1
Update frequencyEvery 9 daysEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size71 MB80 MB
Age rating17+4+
DeveloperSeamless Care LLCZENBYTE DIJITAL TEKNOLOJILER LIMITED SIRKETI

Customer experience

CardioSimple

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Breathing Exercises

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

CardioSimple

No in-app purchases

3 purchases

Breathing Exercises

Subscriptions3
  • Weekly Premium$0.997 Days
  • Monthly Premium$2.991 Month
  • Yearly Premium$9.991 Year

Questions

Is CardioSimple free?
CardioSimple is free to download, with no in-app purchases.
Is Breathing Exercises free?
Breathing Exercises is free to download, with in-app purchases available.
Which has better reviews, CardioSimple or Breathing Exercises?
CardioSimple and Breathing Exercises are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.
Do CardioSimple or Breathing Exercises have ads?
Neither CardioSimple nor Breathing Exercises shows ads.
Which is updated more often, CardioSimple or Breathing Exercises?
CardioSimple ships an update every 9 days, and Breathing Exercises every 2 days. Most recently, CardioSimple was updated on October 30, 2026 and Breathing Exercises on November 5, 2026.

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