Comparison

Operational Amplifiers Guide vs Scutum Video

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Operational Amplifiers Guide

Features
Read full description

Operational Amplifiers Guide is your essential tool for designing and analyzing circuits using op-amps and comparators. Whether you're a student, electronics enthusiast, or experienced engineer, this app helps you create, calculate, and understand a wide variety of op-amp–based circuits with ease. Use it as a practical reference when developing projects, building prototypes, or studying amplifier configurations. The app also includes technical data on popular operational amplifier and comparator series — making it a handy guide for both design and selection. Available in 14 Languages: • English, French, German, Indonesian, Italian, Japanese, Polish, Portuguese, Russian, Simplified Chinese, Spanish, Turkish, Ukrainian, and Vietnamese — study in your native language! Key Features: • Interactive calculators for common op-amp circuits • Step-by-step explanations and formulas • Reference info on op-amps and comparators • Ideal for learning, prototyping, or quick checks • Light and dark mode support The application contains the following guides and calculators: Amplifiers • Non-inverting operational amplifier • Inverting operational amplifier • Inverting amplifier with T-bridge in OS • Differential amplifier • Differential amplifier with T-bridge in OS • Voltage repeater • Inverting voltage repeater • AC voltage amplifier • High Input Impedance AC Voltage Amplifier • AC voltage repeater ActiveFilters • Non-inverting low-pass filter • Inverting low-pass filter • Non-inverting high-pass filter • Inverting high pass filter • Bandpass filter • Gyrator Integrators and differentiators • Voltage integrator • Sum integrator • Integrator with signal amplification • Difference integrator • Double integrator • Voltage differentiator • Sum Differentiator • Differentiator with T-bridge • Differentiator with T-bridge made of capacitors • Difference differentiator Comparators • Comparator • Limiter • Limiter with zener diode at the input • RS trigger Attenuators • Non-inverting attenuator • Inverting attenuator Converters • Voltage-to-current converter with non-inverting input • Voltage to current converter with inverting input • Voltage to current converter with differential input Adders and substactors • Inverting adder • Addition-subtraction circuit • Non-inverting adder Logarithmic and exponential amplifiers • Diode-based logarithmic amplifier • Transistor-based logarithmic amplifier • Diode exponential amplifier • Exponential transistor amplifier Sine Wave generators: • Op-Amp Oscillators • Oscillator with Diode in the Feedback Path • Twin-T Network Signal Generator Square-wave pulse generators • Op-Amp Square-Wave Generator • Adjustable Square-Wave Generator • Enhanced Square-Wave Generator • Duty-Cycle Adjustment Triangle-wave signal generators • Nonlinear Triangle-Wave Generator • Variable-Symmetry Sawtooth Generator • Linear Triangle-Wave Generator • Adjustable Linear Triangle-Wave Generator • Variable-Symmetry Ramp Generator Popular operational amplifiers: description and pinout Popular comparators: description and pinout Download now and power up your electronics work!

About

Scutum Video

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
Read full description

Scutum Video puts your security system in your pocket. Monitor your cameras, manage your protected locations, and stay on top of every alarm — wherever you are. Built for property owners and security professionals, Scutum Video gives you fast, secure access to live camera feeds and full control over your accounts. KEY FEATURES Live Camera Streaming Watch real-time video from any of your cameras with smooth, low-latency streaming. Switch between low, medium, and high quality to match your connection. Arm & Disarm Anywhere Control your security system with a single tap. Arm or disarm any location instantly and see its live status at a glance. Multi-Location Management Manage all of your accounts from one place. Every location shows its address, arm status, and cameras in a clean, organized view. Alarm History Review past alarms with detailed records — including call logs and verification activity — so you always know what happened and when. Instant Push Notifications Get alerted the moment something happens. Notifications keep you informed even when the app is closed. Secure Biometric Login Sign in quickly and safely with Face ID or fingerprint authentication. Your credentials stay protected on your device. WHY SCUTUM VIDEO - Fast, reliable access to your cameras - A clean, modern interface designed for everyday use - Strong security for your account and your footage - Designed and supported by Scutum Digital Download Scutum Video and take control of your security — anytime, anywhere. Scutum Video requires an active account. Need help signing in? Use the Forgot Password option in the app or contact our support team.

Screenshots

Operational Amplifiers Guide4 screens
Scutum Video3 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

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

Scorecard1 real difference · 8 level
Operational Amplifiers Guide versus Scutum Video: the parameters behind the verdict, then further details
ParameterOperational Amplifiers GuideScutum Video
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 2 monthsEvery 2 months
AdsYesNo — better
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.1 — better
Further details — not scored
Size17 MB36 MB
Age rating4+4+
DeveloperALG Software LabStatewide Monitoring

In-app purchases

None

Operational Amplifiers Guide

No in-app purchases

None

Scutum Video

No in-app purchases

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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