# 注册计量师2025 vs 注册计量师2026

The clearest difference is update cadence: 注册计量师2026 at every 3 weeks against 注册计量师2025's every 8 months. 注册计量师2025's advantage is iOS requirement (14.0 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 注册计量师2025 sells 4 one-off in-app purchases and 注册计量师2026 sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

注册计量师2025 ships an update every 8 months, 注册计量师2026 every 3 weeks. The most recent releases landed on May 17, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | 注册计量师2025 | 注册计量师2026 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 weeks** |
| Size | 45 MB | 21 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Chongqing Kaixin network technology Co., LTD](https://appshunter.io/developer/1809882583) | [海婷 黄](https://appshunter.io/developer/1833119393) |

## What reviewers say

### 注册计量师2025

[App page](https://appshunter.io/ios/app/2025/id6745439173)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 开通会员3个月 | $2.99 | one-time |
| 开通会员9个月 | $3.99 | one-time |
| 开通会员18个月 | $6.99 | one-time |
| 开通会员24个月 | $12.99 | one-time |


### 注册计量师2026

[App page](https://appshunter.io/ios/app/2026/id6754126201)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 购买VIP会员1个月 | $2.99 | one-time |
| 购买VIP会员6个月 | $3.99 | one-time |
| 购买VIP会员12个月 | $4.99 | one-time |
| 购买VIP会员24个月 | $6.99 | one-time |


## Frequently asked questions

### Is 注册计量师2025 free?

注册计量师2025 is free to download, with in-app purchases available.

### Is 注册计量师2026 free?

注册计量师2026 is free to download, with in-app purchases available.

### Do 注册计量师2025 or 注册计量师2026 have ads?

Neither 注册计量师2025 nor 注册计量师2026 shows ads.

### Which is updated more often, 注册计量师2025 or 注册计量师2026?

注册计量师2025 ships an update every 8 months, and 注册计量师2026 every 3 weeks. Most recently, 注册计量师2025 was updated on May 17, 2026 and 注册计量师2026 on September 13, 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.*