# luai5.2.1$ vs Logic Circuit Simulator Pro

The clearest difference is update cadence: Logic Circuit Simulator Pro at every 2 days against luai5.2.1$'s every 3 months. Logic Circuit Simulator Pro also leads on review sentiment (100% vs 88%) and iOS requirement (12.0 vs 14.0). On price, ads, in-app purchases and monetization model there is nothing between them.

luai5.2.1$ costs $2.99 and Logic Circuit Simulator Pro $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

luai5.2.1$ ships an update every 3 months, Logic Circuit Simulator Pro every 2 days. The most recent releases landed on October 12, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | luai5.2.1$ | Logic Circuit Simulator Pro |
| --- | --- | --- |
| Price | $2.99 | $2.99 |
| Positive reviews | 87.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Monetization | Paid | Paid |
| Best chart rank | #200 | **#174** |
| Size | 24 MB | 127 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [小文 黄](https://appshunter.io/developer/490328393) | [Ali Mert TUFEKCI](https://appshunter.io/developer/1483311309) |

## What reviewers say

### luai5.2.1$

[App page](https://appshunter.io/ios/app/luai521/id593466127)

**Currently charting:** #200 Top Paid · Developer Tools (US App Store)

Learn, run, and share Lua 5.2.1 scripts on iOS. Features include autocompletion, code coloring, and a built-in browser for learning materials. Customize the interface and generate QR codes for easy sharing.

**Highlights:** Autocompletion and auto-indent, Code coloring and font size adjustment, Built-in browser for learning materials, File system support for various formats, Customizable interface and execution voice, QR code generation for sharing, Share code via email and social media

**Features:** macOS Compatibility, Apple Watch app, 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 luai5.2.1$ free?

luai5.2.1$ costs $2.99, with no in-app purchases.

### Is Logic Circuit Simulator Pro free?

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

### Do luai5.2.1$ or Logic Circuit Simulator Pro have ads?

Neither luai5.2.1$ nor Logic Circuit Simulator Pro shows ads.

### Which is updated more often, luai5.2.1$ or Logic Circuit Simulator Pro?

luai5.2.1$ ships an update every 3 months, and Logic Circuit Simulator Pro every 2 days. Most recently, luai5.2.1$ was updated on October 12, 2026 and Logic Circuit Simulator Pro on October 13, 2026.

### Which is more popular, luai5.2.1$ or Logic Circuit Simulator Pro?

luai5.2.1$ currently peaks at #200 in the App Store charts, and Logic Circuit Simulator Pro at #174. Chart position reflects recent download velocity rather than total install base.

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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.*