# Stool Checker vs Sleep time record charts

The clearest difference is in-app purchases: Sleep time record charts at none against Stool Checker's 4. Stool Checker's advantage is iOS requirement (12.0 vs 17.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Stool Checker sells 4 one-off in-app purchases. Sleep time record charts asks for nothing beyond the download.

Stool Checker ships an update every 6 weeks, Sleep time record charts monthly. The most recent releases landed on October 24, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Stool Checker | Sleep time record charts |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (9 ratings)](https://appshunter.io/ios/app/stool-checker/id542571748/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 82.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 120 MB | 5 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [ZAIZEN Co., Ltd.](https://appshunter.io/developer/380406945) | [YUTAKA IZUMIYAMA](https://appshunter.io/developer/1657248429) |

## What reviewers say

### Stool Checker

[App page](https://appshunter.io/ios/app/stool-checker/id542571748)

Track your bowel movements and monitor digestive health. Easily log entries, view historical data in a calendar, and add notes about your condition. Features include privacy locking and multi-account support.

**Highlights:** Log bowel movement times, Calendar view of records, Add text memos for condition, Privacy locking, Multi-account system

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ぷーちゃん | $0.99 | one-time |
| ブリリーナ | $0.99 | one-time |
| うんこさん | $0.99 | one-time |
| 広告非表示 | $2.99 | one-time |


### Sleep time record charts

[App page](https://appshunter.io/ios/app/sleep-time-record-charts/id6502098948)

**In-app purchases:** none


## Frequently asked questions

### Is Stool Checker free?

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

### Is Sleep time record charts free?

Sleep time record charts is free to download, with no in-app purchases.

### Do Stool Checker or Sleep time record charts have ads?

Both Stool Checker and Sleep time record charts show ads.

### Which is updated more often, Stool Checker or Sleep time record charts?

Stool Checker ships an update every 6 weeks, and Sleep time record charts monthly. Most recently, Stool Checker was updated on October 24, 2026 and Sleep time record charts on October 3, 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.*