# LSIS SmartViewer vs Notina

The clearest difference is iOS requirement: LSIS SmartViewer at 9.0 against Notina's 13.0. On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for LSIS SmartViewer against 5.0 for Notina. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

LSIS SmartViewer ships an update every 8 days, Notina every 2 weeks. The most recent releases landed on October 20, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | LSIS SmartViewer | Notina |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/lsis-smartviewer/id1492190615/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/notina/id1542745017/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 93.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 2 weeks |
| Monetization | Free | Free |
| Size | 18 MB | 52 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [LS ELECTRIC Co., Ltd.](https://appshunter.io/developer/1121925468) | [TERA](https://appshunter.io/developer/415456240) |

## 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


### Notina

[App page](https://appshunter.io/ios/app/notina/id1542745017)

Seamlessly send and receive notes between your smartphones by logging in with the same email. This utility app offers real-time updates and supports dark mode and multiple languages.

**Highlights:** Send and receive notes between devices, Chat format for notes, Real-time screen updates, Dark mode support, Multilingual support (Korean/English)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LSIS SmartViewer free?

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

### Is Notina free?

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

### Which has better reviews, LSIS SmartViewer or Notina?

LSIS SmartViewer and Notina are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do LSIS SmartViewer or Notina have ads?

Neither LSIS SmartViewer nor Notina shows ads.

### Which is updated more often, LSIS SmartViewer or Notina?

LSIS SmartViewer ships an update every 8 days, and Notina every 2 weeks. Most recently, LSIS SmartViewer was updated on October 20, 2026 and Notina on October 14, 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.*