THE I/O vs CORPO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
THE I/O
Book challenging and surprising group fitness classes. Manage your personal details and access contact information easily. Discover more features and expect the unexpected.
- Book group fitness classes
- Manage personal details
- Access contact information
- Discover new features
- Challenging workouts
Read full descriptionHide full description
Experience THE I/O anytime, anywhere with our app. Book group classes designed to challenge you, move you, and surprise you; manage your personal details or easily access our contact information. And this is just the beginning… there’s so much more to discover! Expect The Unexpected - THE I/O
CORPO
Easily manage your fitness club experience from your mobile device. Book classes, access club information, and track your attendance history. Stay connected with your club and friends through convenient features.
- QR code club entry
- Class booking
- Club information access
- Friend invitations
- Attendance history
- Membership details preview
- Class reminders
Read full descriptionHide full description
With the CORPO app interacting with your fitness club on your mobile device has never been easier. Manage everything from your class bookings to your membership details for a full club experience. Download the app to: - Enter your club using QR codes - Book classes with your favorite club - Get club details such as opening hours, location, etc. - Invite friends to join your club - Monitor club and class attendance history - Preview your membership details - Receive class reminders
Screenshots
Verdict
The clearest difference is update cadence: CORPO at every 2 months against THE I/O's every 4 months. THE I/O's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 16.6). On price, rating, ratings volume and ads 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.9 for THE I/O against 5.0 for CORPO. Both are backed by a comparable volume of ratings — 13 and 14 respectively.
THE I/O ships an update every 4 months, CORPO every 2 months. The most recent releases landed on October 20, 2026 and October 16, 2026 respectively.
| Parameter | THE I/O | CORPO |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (13 ratings) | 5.0 (14 ratings) — better |
| Number of ratings | 13 | 14 — better |
| Update frequency | Every 4 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 195 MB | 102 MB |
| Age rating | 4+ | 4+ |
| Developer | The IO | Perfect Gym Solutions Sp. z o.o. |
Customer experience
THE I/O
CORPO
In-app purchases
THE I/O
No in-app purchases
CORPO
No in-app purchases
