# Poo Diary vs Simple Poop Tracker

The clearest difference is review sentiment: Simple Poop Tracker at 100% against Poo Diary's 9%. Simple Poop Tracker also leads on rating (4.3 vs 3.0). Poo Diary's advantage is ads (none vs shown) and ratings volume (26 vs 4). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Poo Diary sells 1 in-app purchase, starting at $2.99 per year and Simple Poop Tracker sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Simple Poop Tracker holds the better App Store score, 4.3 against 3.0. That said, the two scores are not equally well evidenced: Poo Diary has 26 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 9% of Poo Diary's written reviews are positive against 100% of Simple Poop Tracker's.

Poo Diary ships an update every 2 weeks, Simple Poop Tracker fortnightly. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Poo Diary | Simple Poop Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (26 ratings)](https://appshunter.io/ios/app/poo-diary/id1265067301/reviews) | **[4.3 (4 ratings)](https://appshunter.io/ios/app/simple-poop-tracker/id6448880921/reviews)** |
| Number of ratings | **26** | 4 |
| Positive reviews | 9.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Freemium | Free with in-app purchases |
| Size | 29 MB | 51 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [AppNextDoor Labs](https://appshunter.io/developer/1041729267) | [NAOYA ONO](https://appshunter.io/developer/1530328146) |

## What reviewers say

### Poo Diary

[App page](https://appshunter.io/ios/app/poo-diary/id1265067301)

This app helps you track your digestive health by logging your bowel movements. It provides statistics to understand your condition and can send reminders to prevent constipation. Start your journey to better gut health with this friendly tracker.

**Highlights:** Record bowel movements (time, type, amount, shape), View digestive health statistics, Set reminders for bowel movements, Track constipation, Friendly user interface

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $2.99 | per year |


### Simple Poop Tracker

[App page](https://appshunter.io/ios/app/simple-poop-tracker/id6448880921)

Easily log your daily bowel movements to monitor gut health. Record poop type, color, and time with a simple interface. Analyze trends and patterns over time to better understand your digestive wellness.

**Highlights:** Easy poop logging, Track type, color, and time, Add past data, Weekly/monthly analysis, Calendar view of bowel movements, Simple design

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan | $0.99 | per month |
| Support Developer | $0.99 | one-time |


## Frequently asked questions

### Is Poo Diary free?

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

### Is Simple Poop Tracker free?

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

### Which has better reviews, Poo Diary or Simple Poop Tracker?

Simple Poop Tracker is rated higher. Poo Diary averages 3.0 out of 5 from 26 ratings, while Simple Poop Tracker averages 4.3 from 4 ratings.

### Do Poo Diary or Simple Poop Tracker have ads?

Simple Poop Tracker shows ads; Poo Diary does not.

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

Poo Diary ships an update every 2 weeks, and Simple Poop Tracker fortnightly. Most recently, Poo Diary was updated on October 8, 2026 and Simple Poop Tracker on October 1, 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.*