Comparison

Hidden Gym vs Cosmic Flows

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

Head to head
About

Hidden Gym

This app helps you track workouts, meals, and progress towards fitness goals with guidance from a personal trainer. It allows for real-time messaging with your coach, body measurement tracking, and integration with wearable devices.

Highlights
  • Workout tracking
  • Meal logging
  • Progress measurement
  • Personal trainer messaging
  • Body measurement tracking
  • Wearable device integration
  • Goal setting
Features
Read full description

With the Hidden Gym App, you can start tracking your workouts and meals, measuring results, and achieving your fitness goals, all with the help of your personal trainer. - Access training plans and track workouts - Schedule workouts and stay committed by beating your personal bests - Track progress towards your goals - Manage your nutrition intake as prescribed by your coach - Set health and fitness goals - Message your coach in real-time - Track body measurements and take progress photos - Get push notification reminders for scheduled workouts and activities - Connect to wearable devices like Apple Watch (synced to Health app), Fitbit and Withings to sync body stats instantly Download the app today!

About

Cosmic Flows

This app offers a guided breathing experience with immersive cosmic visuals to help reduce stress, improve focus, and prepare for sleep. It features customizable breathing rhythms and flexible session lengths, all within a battery-efficient dark mode interface.

Highlights
  • Immersive cosmic visuals
  • Customizable breathing rhythms
  • Flexible session lengths
  • Dark mode interface
  • Battery efficient design
  • Stress reduction
  • Focus improvement
Features
Read full description

Find your calm in the cosmos. Cosmic Flow Breath is more than just a meditation timer—it is an immersive visual journey designed to align your body’s natural rhythm with the flow of the universe. Whether you need a quick reset during a stressful day or a deep session to unwind before sleep, Cosmic Flow guides you effortlessly through the noise. Why Cosmic Flow? In our fast-paced world, we often forget to breathe. Cosmic Flow uses scientifically-proven rhythmic breathing techniques wrapped in a stunning, dark-mode-first cosmic interface. Watch as glowing nebulas expand and contract with your lungs, creating a powerful visual anchor that keeps your mind focused and your body relaxed. Key Features: Immersive Visuals Drift away with high-definition nebula backgrounds and a glowing, rhythmic interface that pulses with life. The dark design is optimized for OLED screens, making it perfect for night-time relaxation. Customizable Rhythm Everyone breathes differently. Use the intuitive "Pace" slider to find your perfect flow—from rapid energizing breaths to deep, slow, meditative cycles. Flexible Sessions Have one minute or five? Set your session length instantly. The interface fades away, leaving only you and your breath until the journey is complete. Battery Friendly Built with efficiency in mind, using a dark theme that saves energy while you recharge yours. Perfect For: Reducing Anxiety & Stress Improving Focus & Clarity Sleep Preparation Mindfulness Beginners & Experts Download Cosmic Flow Breath today and turn every breath into a journey.

Screenshots

Hidden Gym4 screens
Cosmic Flows4 screens

Verdict

The call

The clearest difference is update cadence: Cosmic Flows at every 2 weeks against Hidden Gym's every 6 weeks. Hidden Gym's advantage is ratings volume (7 vs 1). On price, rating, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Hidden Gym against 5.0 for Cosmic Flows. That said, the two scores are not equally well evidenced: Hidden Gym has 7 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Hidden Gym ships an update every 6 weeks, Cosmic Flows every 2 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard2 real differences · 8 level
Hidden Gym versus Cosmic Flows: the parameters behind the verdict, then further details
ParameterHidden GymCosmic Flows
PriceFreeFree
Rating5.0 (7 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings7 — better1
Update frequencyEvery 6 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS15.5 — better15.6
Further details — not scored
Size189 MB20 MB
Age rating4+4+
DeveloperHidden Gymnasium LLCheroRocket() Games LLC

Customer experience

Hidden Gym

All ratings7 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Cosmic Flows

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

In-app purchases

None

Hidden Gym

No in-app purchases

None

Cosmic Flows

No in-app purchases

Questions

Is Hidden Gym free?
Hidden Gym is free to download, with no in-app purchases.
Is Cosmic Flows free?
Cosmic Flows is free to download, with no in-app purchases.
Which has better reviews, Hidden Gym or Cosmic Flows?
Hidden Gym and Cosmic Flows are both rated 5.0 out of 5 on the App Store, from 7 and 1 ratings respectively.
Do Hidden Gym or Cosmic Flows have ads?
Neither Hidden Gym nor Cosmic Flows shows ads.
Which is updated more often, Hidden Gym or Cosmic Flows?
Hidden Gym ships an update every 6 weeks, and Cosmic Flows every 2 weeks. Most recently, Hidden Gym was updated on November 3, 2026 and Cosmic Flows on October 30, 2026.

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