# Mask Diary vs POOPPAL Tracker

The clearest difference is update cadence: POOPPAL Tracker at monthly against Mask Diary's every 21 months. POOPPAL Tracker also leads on monetization model (free vs free with in-app purchases). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Mask Diary sells 1 one-off in-app purchase and POOPPAL Tracker sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Mask Diary ships an update every 21 months, POOPPAL Tracker monthly. The most recent releases landed on October 21, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Mask Diary | POOPPAL Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pooppal-tracker/id6755253178/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 21 months | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 2 MB | 20 MB |
| Requires iOS | **17.0** | 18.5 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [阳 孙](https://appshunter.io/developer/1518808403) | [DECHUN WANG](https://appshunter.io/developer/1827358480) |

## What reviewers say

### Mask Diary

[App page](https://appshunter.io/ios/app/mask-diary-face-mask-timer/id1671296335)

This app helps you track your sheet mask usage with a timer and journal. Log mask details, skin reactions, and create a personal mask library to discover what works best for your skin.

**Highlights:** Live countdown timer with Lock Screen and Dynamic Island support, Log mask details, skin feel, and effects, Personal mask library with stock tracking, Weekly goals and streaks, Home and Lock Screen widgets, Gentle reminders for masking days

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 永久解锁 | $1.99 | one-time |


### POOPPAL Tracker

[App page](https://appshunter.io/ios/app/pooppal-tracker/id6755253178)

Log your bathroom routine privately and understand your daily patterns with a clean, minimal interface. Quickly record visits, view history and trends, and gain insights into your personal health.

**Highlights:** Quick Logging, History & Trends, Pattern Insights, Apple Watch Support, iCloud Sync, Minimalist Design

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Poo King | $1.99 | one-time |


## Frequently asked questions

### Is Mask Diary free?

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

### Is POOPPAL Tracker free?

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

### Do Mask Diary or POOPPAL Tracker have ads?

Neither Mask Diary nor POOPPAL Tracker shows ads.

### Which is updated more often, Mask Diary or POOPPAL Tracker?

Mask Diary ships an update every 21 months, and POOPPAL Tracker monthly. Most recently, Mask Diary was updated on October 21, 2026 and POOPPAL Tracker on October 6, 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.*