# 星链云 vs SONLAM OA

星链云 and SONLAM OA are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

星链云 ships an update every 4 weeks, SONLAM OA every 2 months. The most recent releases landed on October 11, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 星链云 | SONLAM OA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Size | 60 MB | 120 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Sichuan Shangjitong Information Technology Consulting Co., Ltd.](https://appshunter.io/developer/1614753980) | [FUZHOU SONLAM BUILDING MATERIALS CO.,LTD](https://appshunter.io/developer/1725790635) |

## What reviewers say

### 星链云

[App page](https://appshunter.io/ios/app/id6466274412)

**Features:** macOS Compatibility

**In-app purchases:** none


### SONLAM OA

[App page](https://appshunter.io/ios/app/sonlam-oa/id6740069328)

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

**In-app purchases:** none


## Frequently asked questions

### Is 星链云 free?

星链云 is free to download, with no in-app purchases.

### Is SONLAM OA free?

SONLAM OA is free to download, with no in-app purchases.

### Do 星链云 or SONLAM OA have ads?

Neither 星链云 nor SONLAM OA shows ads.

### Which is updated more often, 星链云 or SONLAM OA?

星链云 ships an update every 4 weeks, and SONLAM OA every 2 months. Most recently, 星链云 was updated on October 11, 2026 and SONLAM OA on October 7, 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.*