# Period Cycles vs NerdCycle

The clearest difference is device support: NerdCycle at 3 against Period Cycles's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Period Cycles sells 4 one-off in-app purchases and NerdCycle sells 2 in-app purchases, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.

Period Cycles ships an update every 5 days, NerdCycle weekly. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Period Cycles | NerdCycle |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Weekly |
| Size | 4 MB | 20 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 12+ | 12+ |
| Developer | [浩雷 秦](https://appshunter.io/developer/1575478680) | [VLADO IVANKOVIC](https://appshunter.io/developer/1892304588) |

## What reviewers say

### Period Cycles

[App page](https://appshunter.io/ios/app/period-cycles/id6756556989)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $2.99 | one-time |
| Large Tip | $4.99 | one-time |
| Super Tip | $9.99 | one-time |


### NerdCycle

[App page](https://appshunter.io/ios/app/nerdcycle-period-tracker/id6761985145)

**Features:** Family Sharing, Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NerdCycle Premium | $9.99 | per year |
| NerdCycle Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Period Cycles free?

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

### Is NerdCycle free?

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

### Do Period Cycles or NerdCycle have ads?

Neither Period Cycles nor NerdCycle shows ads.

### Which is updated more often, Period Cycles or NerdCycle?

Period Cycles ships an update every 5 days, and NerdCycle weekly. Most recently, Period Cycles was updated on October 28, 2026 and NerdCycle 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.*