# Tune In Cycle vs Calfit

The clearest difference is ads: Tune In Cycle at none against Calfit's shown. On price, update cadence, 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.

Tune In Cycle ships an update every 9 days, Calfit every 2 weeks. The most recent releases landed on September 7, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Tune In Cycle | Calfit |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 245 MB | 15 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [MINJUNG CHO](https://appshunter.io/developer/1896624335) | [jinchul jung](https://appshunter.io/developer/6784939551) |

## What reviewers say

### Tune In Cycle

[App page](https://appshunter.io/ios/app/tune-in-cycle/id6769035924)

This app helps women align their daily routines with their body's natural rhythms, emotions, and energy flow. It offers personalized wellness routines based on hormonal changes and sleep patterns, promoting a balanced lifestyle rather than forced self-improvement.

**Highlights:** Cycle syncing wellness routines, Personalized daily rhythm alignment, Hormonal change tracking, Sleep condition analysis, Energy flow management, Routine suggestions (recovery, focus, self-expression)

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

**In-app purchases:** none


### Calfit

[App page](https://appshunter.io/ios/app/calfit/id6784939549)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tune In Cycle free?

Tune In Cycle is free to download, with no in-app purchases.

### Is Calfit free?

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

### Do Tune In Cycle or Calfit have ads?

Calfit shows ads; Tune In Cycle does not.

### Which is updated more often, Tune In Cycle or Calfit?

Tune In Cycle ships an update every 9 days, and Calfit every 2 weeks. Most recently, Tune In Cycle was updated on September 7, 2026 and Calfit on September 10, 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.*