# SmaAtta vs HIKMICRO Viewer

The clearest difference is update cadence: HIKMICRO Viewer at every 2 months against SmaAtta's every 7 months. SmaAtta's advantage is iOS requirement (12.0 vs 15.5). 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.

SmaAtta ships an update every 7 months, HIKMICRO Viewer every 2 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SmaAtta | HIKMICRO Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.6 (19 ratings)](https://appshunter.io/ios/app/hikmicro-viewer/id1450343181/reviews)** |
| Number of ratings | — | **19** |
| Positive reviews | — | 30.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 42 MB | 261 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Going.com Inc](https://appshunter.io/developer/376325742) | [Hangzhou Microimage Software Co., Ltd.](https://appshunter.io/developer/1613682542) |

## What reviewers say

### SmaAtta

[App page](https://appshunter.io/ios/app/smaatta/id633927031)

**In-app purchases:** none


### HIKMICRO Viewer

[App page](https://appshunter.io/ios/app/hikmicro-viewer/id1450343181)

Stream live infrared video, analyze thermal images, and generate reports wirelessly from your mobile device. This app allows remote operation of thermal cameras for safe and efficient inspection in challenging environments.

**Highlights:** Wireless thermal camera streaming, Thermal image and video analysis, Remote camera control, Report generation and sharing, Import stored camera files, Adjust thermal parameters

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

**In-app purchases:** none


## Frequently asked questions

### Is SmaAtta free?

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

### Is HIKMICRO Viewer free?

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

### Do SmaAtta or HIKMICRO Viewer have ads?

Neither SmaAtta nor HIKMICRO Viewer shows ads.

### Which is updated more often, SmaAtta or HIKMICRO Viewer?

SmaAtta ships an update every 7 months, and HIKMICRO Viewer every 2 months. Most recently, SmaAtta was updated on October 26, 2026 and HIKMICRO Viewer on October 24, 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.*