# ZZER只二 vs Treer

The clearest difference is in-app purchases: ZZER只二 at none against Treer's 3. ZZER只二 also leads on iOS requirement (13.0 vs 16.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Treer sells 3 in-app purchases, starting at $0.99 per month. ZZER只二 asks for nothing beyond the download.

ZZER只二 ships an update weekly, Treer every 4 days. The most recent releases landed on October 18, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | ZZER只二 | Treer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (17 ratings)](https://appshunter.io/ios/app/zzer/id1049175722/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 51.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Free | — |
| Size | 74 MB | 16 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Shanghai Pianxing Network Technology Co., Ltd.](https://appshunter.io/developer/1721852538) | [子捷 陈](https://appshunter.io/developer/1770204435) |

## What reviewers say

### ZZER只二

[App page](https://appshunter.io/ios/app/zzer/id1049175722)

This platform simplifies the sale of pre-owned luxury items. Browse a wide selection of authenticated bags, jewelry, clothing, and more from top brands. Offers online and in-store consignment with live video explanations for remote shoppers.

**Highlights:** Second-hand luxury goods consignment, Wide range of categories and brands, Authenticity guarantee by senior appraisers, Self-service shopping and payment, One-stop purchase and consignment, Live video explanation service

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

**In-app purchases:** none


### Treer

[App page](https://appshunter.io/ios/app/treer/id6714452618)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Annual Subscription | $7.99 | per year |
| Lifetime | $14.99 | one-time |


## Frequently asked questions

### Is ZZER只二 free?

ZZER只二 is free to download, with no in-app purchases.

### Is Treer free?

Treer is free to download, with in-app purchases available.

### Do ZZER只二 or Treer have ads?

Neither ZZER只二 nor Treer shows ads.

### Which is updated more often, ZZER只二 or Treer?

ZZER只二 ships an update weekly, and Treer every 4 days. Most recently, ZZER只二 was updated on October 18, 2026 and Treer on September 9, 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.*