# Garbage classification guide vs 优雅计算器

The clearest difference is in-app purchases: 优雅计算器 at none against Garbage classification guide's 1. 优雅计算器 also leads on update cadence (every 3 days vs every 35 months). Garbage classification guide's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price, review sentiment and device support there is nothing between them.

Both are free to download. Garbage classification guide sells 1 one-off in-app purchase. 优雅计算器 asks for nothing beyond the download.

Garbage classification guide ships an update every 35 months, 优雅计算器 every 3 days. Both last shipped on October 4, 2026.

## The numbers

| Metric | Garbage classification guide | 优雅计算器 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 35 months | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 4 MB | 34 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [昆 李](https://appshunter.io/developer/1480980920) | [俊云 王](https://appshunter.io/developer/844897692) |

## What reviewers say

### Garbage classification guide

[App page](https://appshunter.io/ios/app/garbage-classification-guide/id1471588754)

Learn to sort waste with this app. It helps you quickly identify how to classify different types of garbage, supporting urban waste separation programs. Practice daily to protect your environment.

**Highlights:** Quick garbage classification query, Text input with fuzzy matching, Learn waste sorting categories, Daily practice exercises, Supports urban waste management

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $0.99 | one-time |


### 优雅计算器

[App page](https://appshunter.io/ios/app/id6791051939)

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

**In-app purchases:** none


## Frequently asked questions

### Is Garbage classification guide free?

Garbage classification guide is free to download, with in-app purchases available.

### Is 优雅计算器 free?

优雅计算器 is free to download, with no in-app purchases.

### Do Garbage classification guide or 优雅计算器 have ads?

优雅计算器 shows ads; Garbage classification guide does not.

### Which is updated more often, Garbage classification guide or 优雅计算器?

Garbage classification guide ships an update every 35 months, and 优雅计算器 every 3 days. Most recently, Garbage classification guide was updated on October 4, 2026 and 优雅计算器 on October 4, 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.*