Comparison

THE I/O vs Nordic Balance Studios

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

Head to head
About

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.

Highlights
  • Book group fitness classes
  • Manage personal details
  • Access contact information
  • Discover new features
  • Challenging workouts
Features
Read 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

About

Nordic Balance Studios

Features
Read full description

Download our app Nordic Balance Studios to always have your favorite studio in your pocket! From our app, you can plan and schedule your classes, view schedules, register, and much more! Maximize your time and never miss out on the latest information that will always be at your fingertips. Don't wait any longer and download Nordic Balance Studios now.

Screenshots

THE I/O4 screens
Nordic Balance Studios3 screens

Verdict

The call

The clearest difference is iOS requirement: THE I/O at 12.0 against Nordic Balance Studios's 15.1. On price, update cadence, 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.

UpkeepUpdate frequency

THE I/O ships an update every 4 months, Nordic Balance Studios every 5 months. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

Scorecard1 real difference · 8 level
THE I/O versus Nordic Balance Studios: the parameters behind the verdict, then further details
ParameterTHE I/ONordic Balance Studios
PriceFreeFree
Rating4.9 (14 ratings) — better—
Number of ratings14 — better—
Update frequencyEvery 4 months — betterEvery 5 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.1
Further details — not scored
Size195 MB51 MB
Age rating4+17+
DeveloperThe IOBSPORT

In-app purchases

None

THE I/O

No in-app purchases

None

Nordic Balance Studios

No in-app purchases

Questions

Is THE I/O free?
THE I/O is free to download, with no in-app purchases.
Is Nordic Balance Studios free?
Nordic Balance Studios is free to download, with no in-app purchases.
Do THE I/O or Nordic Balance Studios have ads?
Neither THE I/O nor Nordic Balance Studios shows ads.
Which is updated more often, THE I/O or Nordic Balance Studios?
THE I/O ships an update every 4 months, and Nordic Balance Studios every 5 months. Most recently, THE I/O was updated on October 24, 2026 and Nordic Balance Studios on October 28, 2026.

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