# 센티프 vs PMDD Tracker & Diary

The clearest difference is in-app purchases: 센티프 at none against PMDD Tracker & Diary's 3. PMDD Tracker & Diary's advantage is update cadence (daily vs every 5 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PMDD Tracker & Diary sells 3 in-app purchases, starting at $2.99 per month. 센티프 asks for nothing beyond the download.

센티프 ships an update every 5 days, PMDD Tracker & Diary daily. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | 센티프 | PMDD Tracker & Diary |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | **Daily** |
| Size | 90 MB | 49 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [JINHUN JUNG](https://appshunter.io/developer/1583879712) | [Lunaire Labs Limited](https://appshunter.io/developer/6810321336) |

## What reviewers say

### 센티프

[App page](https://appshunter.io/ios/app/id6793100631)

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

**In-app purchases:** none


### PMDD Tracker & Diary

[App page](https://appshunter.io/ios/app/pmdd-tracker-and-diary/id6815994521)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Annual | $19.99 | per year |
| Premium Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is 센티프 free?

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

### Is PMDD Tracker & Diary free?

PMDD Tracker & Diary is free to download, with in-app purchases available.

### Do 센티프 or PMDD Tracker & Diary have ads?

Neither 센티프 nor PMDD Tracker & Diary shows ads.

### Which is updated more often, 센티프 or PMDD Tracker & Diary?

센티프 ships an update every 5 days, and PMDD Tracker & Diary daily. Most recently, 센티프 was updated on October 6, 2026 and PMDD Tracker & Diary on October 2, 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.*