# PoopDiary vs Poop Diary Tracker

The clearest difference is price: PoopDiary at Free against Poop Diary Tracker's $1.99. Poop Diary Tracker's advantage is in-app purchases (none vs 1) and ads (none vs shown). On update cadence, device support and iOS requirement there is nothing between them.

PoopDiary is free to download; Poop Diary Tracker costs $1.99 up front. PoopDiary sells 1 one-off in-app purchase. Poop Diary Tracker asks for nothing beyond the download.

PoopDiary ships an update every 8 months, Poop Diary Tracker every 4 months. The most recent releases landed on September 27, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | PoopDiary | Poop Diary Tracker |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/poopdiary/id1541589953/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 8 months | **Every 4 months** |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 6 MB |
| Requires iOS | 17.6 | **16.2** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 12+ |
| Developer | [Yuta Endo](https://appshunter.io/developer/1256506814) | [Jonathan Gillman](https://appshunter.io/developer/882702929) |

## What reviewers say

### PoopDiary

[App page](https://appshunter.io/ios/app/poopdiary/id1541589953)

Easily log your bowel movements, noting the date, stool shape, and volume. This health tracker helps you monitor your digestive health.

**Highlights:** Record bowel movement dates, Log stool shape, Track stool volume, Digestive health monitoring

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hide ads | $5.99 | one-time |


### Poop Diary Tracker

[App page](https://appshunter.io/ios/app/poop-diary-tracker/id6446918881)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PoopDiary free?

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

### Is Poop Diary Tracker free?

Poop Diary Tracker costs $1.99, with no in-app purchases.

### Do PoopDiary or Poop Diary Tracker have ads?

PoopDiary shows ads; Poop Diary Tracker does not.

### Which is updated more often, PoopDiary or Poop Diary Tracker?

PoopDiary ships an update every 8 months, and Poop Diary Tracker every 4 months. Most recently, PoopDiary was updated on September 27, 2026 and Poop Diary Tracker on October 16, 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.*