# Operational Amplifiers Guide vs Scutum Video

The clearest difference is ads: Scutum Video at none against Operational Amplifiers Guide's shown. 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 1, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Operational Amplifiers Guide | Scutum Video |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/scutum-video/id6771436845/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Free |
| Size | 17 MB | 36 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ALG Software Lab](https://appshunter.io/developer/1650561236) | [Statewide Monitoring](https://appshunter.io/developer/1795234526) |

## What reviewers say

### Operational Amplifiers Guide

[App page](https://appshunter.io/ios/app/operational-amplifiers-guide/id6467499897)

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

**In-app purchases:** none


### Scutum Video

[App page](https://appshunter.io/ios/app/scutum-video/id6771436845)

Monitor your security cameras and manage protected locations from your mobile device. Receive instant alerts for any alarms and control your security system with a single tap, all with secure biometric login.

**Highlights:** Live camera streaming, Arm and disarm security system, Multi-location management, Alarm history review, Instant push notifications, Biometric login

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

**In-app purchases:** none


## Frequently asked questions

### Is Operational Amplifiers Guide free?

Operational Amplifiers Guide is free to download, with no in-app purchases.

### Is Scutum Video free?

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

### Do Operational Amplifiers Guide or Scutum Video have ads?

Operational Amplifiers Guide shows ads; Scutum Video does not.

### Which is updated more often, Operational Amplifiers Guide or Scutum Video?

Operational Amplifiers Guide ships an update every 2 months, and Scutum Video every 2 months. Most recently, Operational Amplifiers Guide was updated on October 1, 2026 and Scutum Video 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.*