# 维度AI vs 轻影 PhotoSlim

The clearest difference is in-app purchases: 维度AI at none against 轻影 PhotoSlim's 3. 维度AI also leads on iOS requirement (13.4 vs 16.0). 轻影 PhotoSlim's advantage is update cadence (every 4 days vs every 11 days). On price, ads and device support there is nothing between them.

Both are free to download. 轻影 PhotoSlim sells 3 in-app purchases, starting at $0.99 per month. 维度AI asks for nothing beyond the download.

维度AI ships an update every 11 days, 轻影 PhotoSlim every 4 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | 维度AI | 轻影 PhotoSlim |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 4 days** |
| Size | 18 MB | 4 MB |
| Requires iOS | **13.4** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [北京维度范式科技有限公司](https://appshunter.io/developer/1830396034) | [Hangzhou Huanxin Technology Co., Ltd](https://appshunter.io/developer/1896537327) |

## What reviewers say

### 维度AI

[App page](https://appshunter.io/ios/app/ai/id6749416510)

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

**In-app purchases:** none


### 轻影 PhotoSlim

[App page](https://appshunter.io/ios/app/photoslim/id6786607007)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包月 | $0.99 | per month |
| 年度会员 | $9.99 | per year |
| 永久解锁会员 | $3.99 | one-time |


## Frequently asked questions

### Is 维度AI free?

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

### Is 轻影 PhotoSlim free?

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

### Do 维度AI or 轻影 PhotoSlim have ads?

Neither 维度AI nor 轻影 PhotoSlim shows ads.

### Which is updated more often, 维度AI or 轻影 PhotoSlim?

维度AI ships an update every 11 days, and 轻影 PhotoSlim every 4 days. Most recently, 维度AI was updated on October 25, 2026 and 轻影 PhotoSlim 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.*