# CigZero vs HerRhythm

The clearest difference is ads: CigZero at none against HerRhythm's shown. CigZero also leads on update cadence (every 3 days vs every 9 days). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

CigZero ships an update every 3 days, HerRhythm every 9 days. The most recent releases landed on October 14, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | CigZero | HerRhythm |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 9 days |
| Size | 5 MB | 17 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 12+ | 12+ |
| Developer | [Kaan Taskiner](https://appshunter.io/developer/6783446116) | [Jaspal Singh](https://appshunter.io/developer/1844991395) |

## What reviewers say

### CigZero

[App page](https://appshunter.io/ios/app/cigzero/id6784713977)

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

**In-app purchases:** none


### HerRhythm

[App page](https://appshunter.io/ios/app/herrhythm-period-tracker/id6791934133)

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

**In-app purchases:** none


## Frequently asked questions

### Is CigZero free?

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

### Is HerRhythm free?

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

### Do CigZero or HerRhythm have ads?

HerRhythm shows ads; CigZero does not.

### Which is updated more often, CigZero or HerRhythm?

CigZero ships an update every 3 days, and HerRhythm every 9 days. Most recently, CigZero was updated on October 14, 2026 and HerRhythm on October 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*