# Okyanusfly vs BlueZone

The clearest difference is review sentiment: Okyanusfly at 50% against BlueZone's 0%. BlueZone's advantage is iOS requirement (11.0 vs 13.4). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Okyanusfly ships an update every 9 months, BlueZone every 6 months. The most recent releases landed on September 26, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Okyanusfly | BlueZone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.2 (9 ratings)](https://appshunter.io/ios/app/bluezone/id1616849310/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 6 months** |
| Monetization | Free | Free |
| Size | 37 MB | 56 MB |
| Requires iOS | 13.4 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OKYANUSFLY](https://appshunter.io/developer/1569703225) | [SENKRON BILGISAYAR OTOM LTD.](https://appshunter.io/developer/498226578) |

## What reviewers say

### Okyanusfly

[App page](https://appshunter.io/ios/app/okyanusfly/id1569703223)

This app is a private service for members of specific sports centers. It allows members to view their membership details, book group classes or private lessons, track workouts, and manage body measurements. Members can also use a QR code for entry.

**Highlights:** View membership and session details, Book group classes, tennis, and private lessons, Track gym and cardio programs, Monitor body measurements, QR code for club entry, Submit suggestions and complaints

**Features:** macOS Compatibility

**In-app purchases:** none


### BlueZone

[App page](https://appshunter.io/ios/app/bluezone/id1616849310)

Manage your membership, book classes, and purchase services with this app. It allows you to access customer programs and track your measurements. Streamline your studio lesson transactions.

**Highlights:** Manage membership, Book classes, Purchase services, Access customer programs, Track measurements, Studio lesson transactions

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Okyanusfly free?

Okyanusfly is free to download, with no in-app purchases.

### Is BlueZone free?

BlueZone is free to download, with no in-app purchases.

### Do Okyanusfly or BlueZone have ads?

Neither Okyanusfly nor BlueZone shows ads.

### Which is updated more often, Okyanusfly or BlueZone?

Okyanusfly ships an update every 9 months, and BlueZone every 6 months. Most recently, Okyanusfly was updated on September 26, 2026 and BlueZone on October 2, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*