# Operational Amplifiers Pro vs Integra UI

The clearest difference is price: Integra UI at Free against Operational Amplifiers Pro's $4.99. Integra UI also leads on iOS requirement (13.0 vs 17.0). Operational Amplifiers Pro's advantage is chart position (#198 vs unranked). On ads, in-app purchases and device support there is nothing between them.

Integra UI is free to download; Operational Amplifiers Pro costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Operational Amplifiers Pro | Integra UI |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/operational-amplifiers-pro/id6467253953/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Paid | — |
| Best chart rank | **#198** | — |
| Size | 14 MB | 98 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ALG Software Lab](https://appshunter.io/developer/1650561236) | [Equipson](https://appshunter.io/developer/1175956104) |

## What reviewers say

### Operational Amplifiers Pro

[App page](https://appshunter.io/ios/app/operational-amplifiers-pro/id6467253953)

**Currently charting:** #198 Top Paid · Utilities (US App Store)

This app provides interactive calculators and reference information for designing and analyzing op-amp circuits. It offers step-by-step explanations and technical data on popular op-amp series, aiding students and engineers in circuit development and prototyping.

**Highlights:** Interactive op-amp circuit calculators, Step-by-step explanations and formulas, Reference data on op-amps and comparators, Support for 14 languages, Light and dark mode, Advanced calculators and circuit guides (Pro), Full-text search (Pro)

**Features:** Vision Pro support

**In-app purchases:** none


### Integra UI

[App page](https://appshunter.io/ios/app/integra-ui/id6744388898)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Operational Amplifiers Pro free?

Operational Amplifiers Pro costs $4.99, with no in-app purchases.

### Is Integra UI free?

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

### Do Operational Amplifiers Pro or Integra UI have ads?

Neither Operational Amplifiers Pro nor Integra UI shows ads.

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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.*