# Chroma Cycle vs PeriShift

The clearest difference is update cadence: PeriShift at daily against Chroma Cycle's fortnightly. PeriShift also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Chroma Cycle sells 1 one-off in-app purchase and PeriShift sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Chroma Cycle ships an update fortnightly, PeriShift daily. Both last shipped on October 31, 2026.

## The numbers

| Metric | Chroma Cycle | PeriShift |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Size | 16 MB | 41 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [北京闪词科技有限公司](https://appshunter.io/developer/1822505299) | [Book Weaver Publishing, LLC](https://appshunter.io/developer/6794695266) |

## What reviewers say

### Chroma Cycle

[App page](https://appshunter.io/ios/app/chroma-cycle-period-tracker/id6775088029)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chroma PRO | $0.99 | one-time |


### PeriShift

[App page](https://appshunter.io/ios/app/perishift/id6794695264)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PeriShift Monthly | $4.99 | per month |
| PeriShift Annual | $29.99 | per year |


## Frequently asked questions

### Is Chroma Cycle free?

Chroma Cycle is free to download, with in-app purchases available.

### Is PeriShift free?

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

### Do Chroma Cycle or PeriShift have ads?

Neither Chroma Cycle nor PeriShift shows ads.

### Which is updated more often, Chroma Cycle or PeriShift?

Chroma Cycle ships an update fortnightly, and PeriShift daily. Most recently, Chroma Cycle was updated on October 31, 2026 and PeriShift on October 31, 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.*