# LSIS SmartViewer vs Magnetic Sensor

The clearest difference is ads: LSIS SmartViewer at none against Magnetic Sensor's shown. LSIS SmartViewer also leads on iOS requirement (9.0 vs 15.1). On price, update cadence, 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.

LSIS SmartViewer ships an update every 8 days, Magnetic Sensor fortnightly. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | LSIS SmartViewer | Magnetic Sensor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lsis-smartviewer/id1492190615/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 8 days** | Fortnightly |
| Monetization | Free | — |
| Size | 18 MB | 25 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LS ELECTRIC Co., Ltd.](https://appshunter.io/developer/1121925468) | [Seonggon Sim](https://appshunter.io/developer/1565259950) |

## What reviewers say

### LSIS SmartViewer

[App page](https://appshunter.io/ios/app/lsis-smartviewer/id1492190615)

Monitor LS Sanjeon ACB OCR and Smart MCCB devices via BLE communication. View device events and analyze fault waveforms with graphical representation. Supports ACB OCR S-type and Smart MCCB advanced models.

**Highlights:** BLE communication monitoring, Device event viewing, Fault waveform analysis, Graph display of waveforms, ACB OCR S-type support, Smart MCCB advanced support

**Features:** macOS Compatibility

**In-app purchases:** none


### Magnetic Sensor

[App page](https://appshunter.io/ios/app/magnetic-sensor/id6764468454)

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

**In-app purchases:** none


## Frequently asked questions

### Is LSIS SmartViewer free?

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

### Is Magnetic Sensor free?

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

### Do LSIS SmartViewer or Magnetic Sensor have ads?

Magnetic Sensor shows ads; LSIS SmartViewer does not.

### Which is updated more often, LSIS SmartViewer or Magnetic Sensor?

LSIS SmartViewer ships an update every 8 days, and Magnetic Sensor fortnightly. Most recently, LSIS SmartViewer was updated on October 3, 2026 and Magnetic Sensor 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.*