# XFIT Иваново/Кинешма/Кострома vs OPTIfit.

The clearest difference is update cadence: XFIT Иваново/Кинешма/Кострома at every 3 weeks against OPTIfit.'s every 5 months. On price, ads, in-app purchases and device support there is nothing between them.

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

XFIT Иваново/Кинешма/Кострома ships an update every 3 weeks, OPTIfit. every 5 months. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | XFIT Иваново/Кинешма/Кострома | OPTIfit. |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | Free | — |
| Size | 97 MB | 174 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 12+ |
| Developer | [FITNES KIT, OOO](https://appshunter.io/developer/1059833988) | [OPTIfit Fitnessclub GbR](https://appshunter.io/developer/1582456382) |

## What reviewers say

### XFIT Иваново/Кинешма/Кострома

[App page](https://appshunter.io/ios/app/xfit/id1545744731)

Stay updated with the latest group and children's training schedules. Receive notifications for important events and special offers, book personal training sessions, and manage your club membership. Connect instantly with the club administrator via chat for any inquiries or to participate in promotions.

**Highlights:** Group and children's training schedules, Personal training session booking, Club news and special offers, Membership management (freeze card), Instant chat with administrator, Notifications for events and offers

**Features:** macOS Compatibility

**In-app purchases:** none


### OPTIfit.

[App page](https://appshunter.io/ios/app/optifit/id1582456380)

**Features:** macOS Compatibility, Apple Wallet, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is XFIT Иваново/Кинешма/Кострома free?

XFIT Иваново/Кинешма/Кострома is free to download, with no in-app purchases.

### Is OPTIfit. free?

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

### Do XFIT Иваново/Кинешма/Кострома or OPTIfit. have ads?

Neither XFIT Иваново/Кинешма/Кострома nor OPTIfit. shows ads.

### Which is updated more often, XFIT Иваново/Кинешма/Кострома or OPTIfit.?

XFIT Иваново/Кинешма/Кострома ships an update every 3 weeks, and OPTIfit. every 5 months. Most recently, XFIT Иваново/Кинешма/Кострома was updated on November 3, 2026 and OPTIfit. on November 7, 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.*