# PoopNote vs HydroGrow

The clearest difference is update cadence: HydroGrow at daily against PoopNote's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PoopNote ships an update monthly, HydroGrow daily. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | PoopNote | HydroGrow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/poopnote/id6740897757/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Daily** |
| Monetization | Paid | — |
| Size | 46 MB | 25 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Bitumi Software Technology Co., Ltd.](https://appshunter.io/developer/1253908253) | [Guilherme Quintero Lorenzi](https://appshunter.io/developer/1841222207) |

## What reviewers say

### PoopNote

[App page](https://appshunter.io/ios/app/poopnote/id6740897757)

Track bowel movements with detailed logging of consistency, color, location, and duration. Visualize your progress on a calendar and analyze statistics like frequency and common characteristics. Includes a unique hand-drawn journey map feature.

**Highlights:** Bowel movement tracking, Detailed logging (consistency, color, location, duration), Calendar view with daily status, Statistical analysis (frequency, consistency, color, location), Hand-drawn journey map, Preset location tags

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

**In-app purchases:** none


### HydroGrow

[App page](https://appshunter.io/ios/app/hydrogrow/id6755127037)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PoopNote free?

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

### Is HydroGrow free?

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

### Do PoopNote or HydroGrow have ads?

Neither PoopNote nor HydroGrow shows ads.

### Which is updated more often, PoopNote or HydroGrow?

PoopNote ships an update monthly, and HydroGrow daily. Most recently, PoopNote was updated on November 4, 2026 and HydroGrow on October 30, 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.*