# LSIS SmartViewer vs Scrolly

The clearest difference is price: LSIS SmartViewer at Free against Scrolly's $0.99. LSIS SmartViewer also leads on iOS requirement (9.0 vs 16.4). On update cadence, ads, in-app purchases and device support there is nothing between them.

LSIS SmartViewer is free to download; Scrolly costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

LSIS SmartViewer ships an update every 8 days, Scrolly every 2 weeks. The most recent releases landed on September 16, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | LSIS SmartViewer | Scrolly |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lsis-smartviewer/id1492190615/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 2 weeks |
| Monetization | **Free** | Paid |
| Size | 18 MB | 1 MB |
| Requires iOS | **9.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [LS ELECTRIC Co., Ltd.](https://appshunter.io/developer/1121925468) | [kyeongju Moon](https://appshunter.io/developer/1878913458) |

## 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


### Scrolly

[App page](https://appshunter.io/ios/app/scrolly-auto-web-scroller/id6759715338)

This utility allows for hands-free web browsing in Safari on iPhone and iPad. It automatically scrolls webpages at adjustable speeds, with options for direction control, looping, and pausing on touch. Features include a timer, gesture shortcuts, and a floating widget for easy control.

**Highlights:** One-tap start/stop auto-scroll, Adjustable scrolling speed (1x-20x), Scroll up or down, Loop mode for continuous scrolling, Auto-pause on touch, Set scroll duration with timer, Gesture shortcuts for control, Floating widget controller

**Features:** Safari Extension

**In-app purchases:** none


## Frequently asked questions

### Is LSIS SmartViewer free?

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

### Is Scrolly free?

Scrolly costs $0.99, with no in-app purchases.

### Do LSIS SmartViewer or Scrolly have ads?

Neither LSIS SmartViewer nor Scrolly shows ads.

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

LSIS SmartViewer ships an update every 8 days, and Scrolly every 2 weeks. Most recently, LSIS SmartViewer was updated on September 16, 2026 and Scrolly on September 30, 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.*