# 聚酯PET vs 易棉购

The clearest difference is update cadence: 易棉购 at every 9 days against 聚酯PET's every 2 months. 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.

聚酯PET ships an update every 2 months, 易棉购 every 9 days. The most recent releases landed on September 10, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 聚酯PET | 易棉购 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Size | 74 MB | 212 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jiuqianjiu Hebei Network Technology Co., LTD](https://appshunter.io/developer/1618903848) | [Jiangsu Yihuiju Software Technology Co.,Ltd](https://appshunter.io/developer/1511299528) |

## What reviewers say

### 聚酯PET

[App page](https://appshunter.io/ios/app/pet/id1537750650)

**Features:** macOS Compatibility

**In-app purchases:** none


### 易棉购

[App page](https://appshunter.io/ios/app/id1613712331)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 聚酯PET free?

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

### Is 易棉购 free?

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

### Do 聚酯PET or 易棉购 have ads?

Neither 聚酯PET nor 易棉购 shows ads.

### Which is updated more often, 聚酯PET or 易棉购?

聚酯PET ships an update every 2 months, and 易棉购 every 9 days. Most recently, 聚酯PET was updated on September 10, 2026 and 易棉购 on October 25, 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.*