# 垃圾分类 vs NiuNiuTools

The clearest difference is ads: 垃圾分类 at none against NiuNiuTools's shown. 垃圾分类 also leads on update cadence (every 4 days vs every 2 months) and iOS requirement (8.0 vs 15.6). 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.

垃圾分类 ships an update every 4 days, NiuNiuTools every 2 months. The most recent releases landed on October 7, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | 垃圾分类 | NiuNiuTools |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Every 2 months |
| Monetization | Free | — |
| Size | 20 MB | 68 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Xi'an Jinlulai Information Technology Co. Ltd.](https://appshunter.io/developer/1086537482) | [晨光 牛](https://appshunter.io/developer/1787813512) |

## What reviewers say

### 垃圾分类

[App page](https://appshunter.io/ios/app/id1477588911)

This utility app helps users identify and sort various types of waste through quick photo recognition, voice commands, and a comprehensive search function. It aims to make waste classification easier and more visually intuitive, contributing to environmental efforts.

**Highlights:** Quick photo recognition for waste identification, Voice command for instant classification, Extensive search functionality, Visually intuitive color-coded system, Large, continuously updated database, User-friendly interface

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

**In-app purchases:** none


### NiuNiuTools

[App page](https://appshunter.io/ios/app/niuniutools/id6740170639)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 垃圾分类 free?

垃圾分类 is free to download, with no in-app purchases.

### Is NiuNiuTools free?

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

### Do 垃圾分类 or NiuNiuTools have ads?

NiuNiuTools shows ads; 垃圾分类 does not.

### Which is updated more often, 垃圾分类 or NiuNiuTools?

垃圾分类 ships an update every 4 days, and NiuNiuTools every 2 months. Most recently, 垃圾分类 was updated on October 7, 2026 and NiuNiuTools on October 18, 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.*