# CaviSense Pro vs Poop Diary

The clearest difference is in-app purchases: CaviSense Pro at none against Poop Diary's 2. CaviSense Pro also leads on ads (none vs shown) and device support (3 vs 1). Poop Diary's advantage is update cadence (every 5 days vs every 5 weeks). On price there is nothing between them.

Both are free to download. Poop Diary sells 2 in-app purchases, starting at $9.99 per 7 days. CaviSense Pro asks for nothing beyond the download.

CaviSense Pro ships an update every 5 weeks, Poop Diary every 5 days. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | CaviSense Pro | Poop Diary |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 5 days** |
| Size | 32 MB | 31 MB |
| Requires iOS | **13.4** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | +4 |
| Developer | [cavisense inc.](https://appshunter.io/developer/1679044717) | [OneBoom Media](https://appshunter.io/developer/1805745173) |

## What reviewers say

### CaviSense Pro

[App page](https://appshunter.io/ios/app/cavisense-pro/id6478833755)

**Features:** macOS Compatibility

**In-app purchases:** none


### Poop Diary

[App page](https://appshunter.io/ios/app/poop-diary-digestive-tracker/id6759312936)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscribe | $9.99 | per 7 days |
| Yearly Subscribe | $39.99 | per year |


## Frequently asked questions

### Is CaviSense Pro free?

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

### Is Poop Diary free?

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

### Do CaviSense Pro or Poop Diary have ads?

Poop Diary shows ads; CaviSense Pro does not.

### Which is updated more often, CaviSense Pro or Poop Diary?

CaviSense Pro ships an update every 5 weeks, and Poop Diary every 5 days. Most recently, CaviSense Pro was updated on November 8, 2026 and Poop Diary on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*