# ASTZ Smart Light vs Gefera Scan

The clearest difference is update cadence: ASTZ Smart Light at every 3 months against Gefera Scan's every 37 months. ASTZ Smart Light also leads on iOS requirement (12.0 vs 15.6). 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.

ASTZ Smart Light ships an update every 3 months, Gefera Scan every 37 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | ASTZ Smart Light | Gefera Scan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 37 months |
| Size | 75 MB | 2 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AWADA Lighting Systems](https://appshunter.io/developer/1182320815) | [Gefera Media LLC](https://appshunter.io/developer/1641079440) |

## What reviewers say

### ASTZ Smart Light

[App page](https://appshunter.io/ios/app/astz-smart-light/id1613921417)

**Features:** macOS Compatibility

**In-app purchases:** none


### Gefera Scan

[App page](https://appshunter.io/ios/app/gefera-scan/id6451376213)

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

**In-app purchases:** none


## Frequently asked questions

### Is ASTZ Smart Light free?

ASTZ Smart Light is free to download, with no in-app purchases.

### Is Gefera Scan free?

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

### Do ASTZ Smart Light or Gefera Scan have ads?

Neither ASTZ Smart Light nor Gefera Scan shows ads.

### Which is updated more often, ASTZ Smart Light or Gefera Scan?

ASTZ Smart Light ships an update every 3 months, and Gefera Scan every 37 months. Most recently, ASTZ Smart Light was updated on November 3, 2026 and Gefera Scan on November 3, 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.*