# Opro9 SmartDiaper vs Easy Diaper Tracker

The clearest difference is ads: Opro9 SmartDiaper at none against Easy Diaper Tracker's shown. Opro9 SmartDiaper also leads on iOS requirement (12.4 vs 15.0). Easy Diaper Tracker's advantage is update cadence (weekly vs monthly). On price, 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.

Opro9 SmartDiaper ships an update monthly, Easy Diaper Tracker weekly. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Opro9 SmartDiaper | Easy Diaper Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (2 ratings)](https://appshunter.io/ios/app/opro9-smartdiaper/id1108754105/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 22.2% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free | — |
| Size | 30 MB | 47 MB |
| Requires iOS | **12.4** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [CviLux Corporation](https://appshunter.io/developer/895729968) | [Cuberob](https://appshunter.io/developer/879446589) |

## What reviewers say

### Opro9 SmartDiaper

[App page](https://appshunter.io/ios/app/opro9-smartdiaper/id1108754105)

This app connects to a wearable sensor to detect when a baby wets their diaper. It sends timely notifications to parents, providing information on temperature and humidity levels, and tracks diaper changes. It acts as a high-tech assistant for caretakers.

**Highlights:** Bluetooth sensor connection, Diaper wetness detection, Timely parent notifications, Child temperature and humidity monitoring, Diaper change statistics, Connect to multiple sensors

**In-app purchases:** none


### Easy Diaper Tracker

[App page](https://appshunter.io/ios/app/easy-diaper-tracker/id1637625754)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Opro9 SmartDiaper free?

Opro9 SmartDiaper is free to download, with no in-app purchases.

### Is Easy Diaper Tracker free?

Easy Diaper Tracker is free to download, with no in-app purchases.

### Do Opro9 SmartDiaper or Easy Diaper Tracker have ads?

Easy Diaper Tracker shows ads; Opro9 SmartDiaper does not.

### Which is updated more often, Opro9 SmartDiaper or Easy Diaper Tracker?

Opro9 SmartDiaper ships an update monthly, and Easy Diaper Tracker weekly. Most recently, Opro9 SmartDiaper was updated on October 22, 2026 and Easy Diaper Tracker on October 24, 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.*