# InStretch Фитнес vs АЭРОТЕРМЫ

The clearest difference is update cadence: АЭРОТЕРМЫ at weekly against InStretch Фитнес's every 6 weeks. InStretch Фитнес's advantage is iOS requirement (13.4 vs 15.1). 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.

InStretch Фитнес ships an update every 6 weeks, АЭРОТЕРМЫ weekly. The most recent releases landed on September 10, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | InStretch Фитнес | АЭРОТЕРМЫ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6761845696/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | — | Free |
| Size | 29 MB | 40 MB |
| Requires iOS | **13.4** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fitbase](https://appshunter.io/developer/1530906929) | [Evgenii Sychev](https://appshunter.io/developer/1891741593) |

## What reviewers say

### InStretch Фитнес

[App page](https://appshunter.io/ios/app/instretch/id1596691726)

**Features:** macOS Compatibility

**In-app purchases:** none


### АЭРОТЕРМЫ

[App page](https://appshunter.io/ios/app/id6761845696)

This app serves as your personal assistant for a city thermal resort, offering access to 23 saunas, 12 pools, a water park, and spa services. Plan your visit, purchase tickets, manage loyalty points, and stay updated on events and news.

**Highlights:** Generate guest QR code for quick entry, Purchase tickets online and add to app, Loyalty program: earn/spend bonuses, use promo codes, View schedule of daily events and programs, Track current promotions and special offers, Stay updated on resort news and infrastructure updates

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is InStretch Фитнес free?

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

### Is АЭРОТЕРМЫ free?

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

### Do InStretch Фитнес or АЭРОТЕРМЫ have ads?

Neither InStretch Фитнес nor АЭРОТЕРМЫ shows ads.

### Which is updated more often, InStretch Фитнес or АЭРОТЕРМЫ?

InStretch Фитнес ships an update every 6 weeks, and АЭРОТЕРМЫ weekly. Most recently, InStretch Фитнес was updated on September 10, 2026 and АЭРОТЕРМЫ on September 23, 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.*