# Fasting Timer vs airosphere

The clearest difference is price: Fasting Timer at Free against airosphere's $0.99. Fasting Timer also leads on update cadence (every 2 weeks vs monthly). airosphere's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

Fasting Timer is free to download; airosphere costs $0.99 up front. Fasting Timer sells 1 one-off in-app purchase. airosphere asks for nothing beyond the download.

Fasting Timer ships an update every 2 weeks, airosphere monthly. The most recent releases landed on September 6, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | Fasting Timer | airosphere |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 12 MB | 1 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [kaisei watanabe](https://appshunter.io/developer/1543587757) | [Sven Rothsching](https://appshunter.io/developer/1850819630) |

## What reviewers say

### Fasting Timer

[App page](https://appshunter.io/ios/app/fasting-timer-simple-tracker/id6758533201)

This app helps you track your fasting periods and understand your eating behaviors. It offers a simple interface to log meals and identify patterns related to hunger and cravings, providing insights to improve your fasting consistency. Basic features are free, with an optional one-time upgrade for full analysis.

**Highlights:** One-tap fasting start, Log meals by hunger or craving, Circular timer with fasting stage indicators, Fasting calendar with editable history, Home screen widgets, Automatic iCloud sync, Offline functionality

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $3.99 | one-time |


### airosphere

[App page](https://appshunter.io/ios/app/airosphere-breathe-your-way/id6758896883)

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

**In-app purchases:** none


## Frequently asked questions

### Is Fasting Timer free?

Fasting Timer is free to download, with in-app purchases available.

### Is airosphere free?

airosphere costs $0.99, with no in-app purchases.

### Do Fasting Timer or airosphere have ads?

Neither Fasting Timer nor airosphere shows ads.

### Which is updated more often, Fasting Timer or airosphere?

Fasting Timer ships an update every 2 weeks, and airosphere monthly. Most recently, Fasting Timer was updated on September 6, 2026 and airosphere on September 5, 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.*