# Ammann ServiceLink vs SINOBOOM IOT

The clearest difference is update cadence: Ammann ServiceLink at every 3 weeks against SINOBOOM IOT's every 3 months. SINOBOOM IOT's advantage is iOS requirement (13.0 vs 17.0). 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.

Ammann ServiceLink ships an update every 3 weeks, SINOBOOM IOT every 3 months. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Ammann ServiceLink | SINOBOOM IOT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Size | 26 MB | 65 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Ammann Switzerland Ltd](https://appshunter.io/developer/1036134398) | [Jiangsu Sealevel Data Technology Co., Ltd.](https://appshunter.io/developer/1682425416) |

## What reviewers say

### Ammann ServiceLink

[App page](https://appshunter.io/ios/app/ammann-servicelink/id1625684569)

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

**In-app purchases:** none


### SINOBOOM IOT

[App page](https://appshunter.io/ios/app/sinoboom-iot/id6740113023)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ammann ServiceLink free?

Ammann ServiceLink is free to download, with no in-app purchases.

### Is SINOBOOM IOT free?

SINOBOOM IOT is free to download, with no in-app purchases.

### Do Ammann ServiceLink or SINOBOOM IOT have ads?

Neither Ammann ServiceLink nor SINOBOOM IOT shows ads.

### Which is updated more often, Ammann ServiceLink or SINOBOOM IOT?

Ammann ServiceLink ships an update every 3 weeks, and SINOBOOM IOT every 3 months. Most recently, Ammann ServiceLink was updated on October 25, 2026 and SINOBOOM IOT on October 30, 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.*