# FW Utility vs Logic Circuit Simulator Pro

The clearest difference is price: FW Utility at Free against Logic Circuit Simulator Pro's $2.99. FW Utility also leads on iOS requirement (9.0 vs 12.0). Logic Circuit Simulator Pro's advantage is update cadence (every 2 days vs every 2 months) and chart position (#174 vs unranked). On ads, in-app purchases and device support there is nothing between them.

FW Utility is free to download; Logic Circuit Simulator Pro costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

FW Utility ships an update every 2 months, Logic Circuit Simulator Pro every 2 days. Both last shipped on October 30, 2026.

## The numbers

| Metric | FW Utility | Logic Circuit Simulator Pro |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[1.3 (4 ratings)](https://appshunter.io/ios/app/fw-utility/id1622953815/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | **Free** | Paid |
| Best chart rank | — | **#174** |
| Size | 12 MB | 127 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Consumer 2.0 Inc](https://appshunter.io/developer/1224476382) | [Ali Mert TUFEKCI](https://appshunter.io/developer/1483311309) |

## What reviewers say

### FW Utility

[App page](https://appshunter.io/ios/app/fw-utility/id1622953815)

This application helps manage and lock firmware upgrades for devices. It provides a way to prevent unwanted updates and maintain specific firmware versions.

**Highlights:** Lock firmware upgrades, Manage firmware versions, Support for device firmware

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

**In-app purchases:** none


### Logic Circuit Simulator Pro

[App page](https://appshunter.io/ios/app/logic-circuit-simulator-pro/id6742411780)

**Currently charting:** #174 Top Paid · Developer Tools (US App Store)

Design and simulate complex logic circuits with an intuitive interface. Build counters, ALUs, and even your own processors. Enjoy a premium, ad-free experience with lifetime access to all features.

**Highlights:** Advanced circuit design, Qnet algorithm for complex circuits, Build counter circuits and flip-flops, Construct Arithmetic Logic Units (ALUs), Design custom processors, Ad-free experience, Offline mode

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

**In-app purchases:** none


## Frequently asked questions

### Is FW Utility free?

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

### Is Logic Circuit Simulator Pro free?

Logic Circuit Simulator Pro costs $2.99, with no in-app purchases.

### Do FW Utility or Logic Circuit Simulator Pro have ads?

Neither FW Utility nor Logic Circuit Simulator Pro shows ads.

### Which is updated more often, FW Utility or Logic Circuit Simulator Pro?

FW Utility ships an update every 2 months, and Logic Circuit Simulator Pro every 2 days. Most recently, FW Utility was updated on October 30, 2026 and Logic Circuit Simulator Pro on October 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.*