Comparison

MyStudio App vs O2CO2

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

Head to head
About

MyStudio App

This tool simplifies registration and communication for businesses like martial arts studios, gyms, and summer camps. Customers can easily sign up for events, retail purchases, and memberships.

Highlights
  • Customer registration
  • Business communication
  • Event sign-ups
  • Retail management
  • Membership management
Features
Read full description

MyStudio is registration and communication tool that allows customers to easily register and connect with Events, Retail, and Membership based businesses. Martial Arts, Yoga, Dance, Crossfit, Gymnastics, Summer Camps, and Fitness Studios are some of the businesses that we serve.

About

O2CO2

Features
Read full description

Take a moment to breathe with O2CO2. Follow visual guides, sound cues and instructions in English or French to practise at your own pace. START FOR FREE • Cardiac Coherence in Balance mode: inhale for 5 seconds / exhale for 5 seconds, with adjustable session duration. • Guided Breathing: 3 loops of 24 breaths, at Relax pace, with a male voice. • Sound, music and volume choices in the included exercises. • Share your results at the end of a Guided Breathing session. • Exercise guides and access to the Masterclass, free for everyone. EXPLORE MORE WITH PREMIUM Both Premium plans include the same features: • Six additional exercises: Box Breathing, Sleep Breathing, Strengthen, Breathing 1:2, Alternate Nostril Breathing and Bee Breathing. • Every Guided Breathing setting: 1–15 loops or continuous mode, 8–96 breaths per loop, three paces, and male or female voice. • Four Cardiac Coherence rhythms: Balance 5/5, Relaxing 4/6, Balance + 5.5/5.5 and Energizing 6/4. • Guided Breathing session history and charts of your breath-hold times. Choose an automatically renewing annual subscription or a one-time purchase for lifetime access. The applicable price is shown before confirmation in the App Store. Payment is charged to your Apple account after confirmation. The annual subscription renews automatically unless cancelled at least 24 hours before the current period ends. Manage or cancel it in your Apple account settings. Restore purchases from within the app. PRACTISE AT YOUR OWN PACE Read each exercise’s instructions before starting. Choose your sound settings and find them again the next time you open the app. No account registration or advertising. Settings and history are stored on your device, and you choose which results to share. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy policy: https://o2co2-confidentialite.eliott-romain.chatgpt.site/

Screenshots

MyStudio App4 screens
O2CO24 screens

Verdict

The call

The clearest difference is in-app purchases: MyStudio App at none against O2CO2's 2. O2CO2's advantage is update cadence (every 3 weeks vs every 2 months). On price, ads, 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. O2CO2 sells 2 in-app purchases, starting at $3.99 per year. MyStudio App asks for nothing beyond the download.

UpkeepUpdate frequency

MyStudio App ships an update every 2 months, O2CO2 every 3 weeks. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 8 level
MyStudio App versus O2CO2: the parameters behind the verdict, then further details
ParameterMyStudio AppO2CO2
PriceFreeFree
Rating4.8 (7.9K ratings) — better—
Positive reviews40.7% of reviews—
Number of ratings7.9K — better—
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.615.1 — better
Further details — not scored
Size20 MB353 MB
Age rating4+4+
DeveloperMyStudio Academy LLCELIOTT ROMAIN-SAVARD

Bugs and requests

MyStudio App

Reported bugs

6 issues
  • Messages out of order
  • Constant loading issues
  • Account creation/login problems
  • Blank screens and crashes
  • Incompatibility with VPN
Show 1 more
  • Inability to edit account details

Requested features

6 requests
  • Add search functionality for all files
  • Allow switching between studios without re-logging in
  • Display registered classes on schedule
  • Ability to cancel/reschedule classes through the app
  • Improve payment processing and security
Show 1 more
  • Add option to stay logged in

O2CO2

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

MyStudio App

No in-app purchases

2 purchases

O2CO2

Subscriptions1
  • O2CO2 Premium Annual$3.991 Year
One-time1
  • O2CO2 Premium Lifetime$14.99

Questions

Is MyStudio App free?
MyStudio App is free to download, with no in-app purchases.
Is O2CO2 free?
O2CO2 is free to download, with in-app purchases available.
Do MyStudio App or O2CO2 have ads?
Neither MyStudio App nor O2CO2 shows ads.
Which is updated more often, MyStudio App or O2CO2?
MyStudio App ships an update every 2 months, and O2CO2 every 3 weeks. Most recently, MyStudio App was updated on October 29, 2026 and O2CO2 on October 24, 2026.

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