# USTER® MOBILE ALERTS vs Zed

The clearest difference is ads: Zed at none against USTER® MOBILE ALERTS's shown. Zed also leads on update cadence (every 6 weeks vs every 3 months). USTER® MOBILE ALERTS's advantage is iOS requirement (9.0 vs 13.4). On price, 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.

USTER® MOBILE ALERTS ships an update every 3 months, Zed every 6 weeks. The most recent releases landed on September 11, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | USTER® MOBILE ALERTS | Zed |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Size | 75 MB | 29 MB |
| Requires iOS | **9.0** | 13.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Uster Technologies](https://appshunter.io/developer/1165406162) | [Royal Datamatic Private Limited](https://appshunter.io/developer/1207721118) |

## What reviewers say

### USTER® MOBILE ALERTS

[App page](https://appshunter.io/ios/app/uster-mobile-alerts/id1189572369)

**Features:** macOS Compatibility

**In-app purchases:** none


### Zed

[App page](https://appshunter.io/ios/app/zed-q-admin/id1575496518)

**In-app purchases:** none


## Frequently asked questions

### Is USTER® MOBILE ALERTS free?

USTER® MOBILE ALERTS is free to download, with no in-app purchases.

### Is Zed free?

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

### Do USTER® MOBILE ALERTS or Zed have ads?

USTER® MOBILE ALERTS shows ads; Zed does not.

### Which is updated more often, USTER® MOBILE ALERTS or Zed?

USTER® MOBILE ALERTS ships an update every 3 months, and Zed every 6 weeks. Most recently, USTER® MOBILE ALERTS was updated on September 11, 2026 and Zed on September 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*