# Karnaugh Map Advanced vs VHDL Compiler

The clearest difference is rating: Karnaugh Map Advanced at 4.8 against VHDL Compiler's 2.7. Karnaugh Map Advanced also leads on in-app purchases (none vs 1) and ads (none vs shown). VHDL Compiler's advantage is review sentiment (100% vs 69%) and update cadence (every 2 months vs every 9 months). On price, ratings volume and device support there is nothing between them.

Both are free to download. VHDL Compiler sells 1 one-off in-app purchase. Karnaugh Map Advanced asks for nothing beyond the download.

Karnaugh Map Advanced holds the better App Store score, 4.8 against 2.7. Both are backed by a comparable volume of ratings — 4 and 7 respectively. Written reviews complicate that: 69% of Karnaugh Map Advanced's written reviews are positive against 100% of VHDL Compiler's, so the app with the better star average is not the one people write more warmly about.

Karnaugh Map Advanced ships an update every 9 months, VHDL Compiler every 2 months. The most recent releases landed on October 17, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Karnaugh Map Advanced | VHDL Compiler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/karnaugh-map-advanced/id429025121/reviews)** | [2.7 (7 ratings)](https://appshunter.io/ios/app/vhdl-compiler/id1459379888/reviews) |
| Number of ratings | 4 | **7** |
| Positive reviews | 69.2% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 20 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ivan Cigic](https://appshunter.io/developer/429025124) | [Ketan Appa](https://appshunter.io/developer/576435759) |

## What reviewers say

### Karnaugh Map Advanced

[App page](https://appshunter.io/ios/app/karnaugh-map-advanced/id429025121)

Simplify complex Boolean algebra expressions using a Karnaugh map. Input logic functions via text, map, or truth table to find minimized solutions. Supports up to 8 variables and includes a history feature.

**Highlights:** Minimize logic functions, Input via text, map, or truth table, Supports up to 8 variables, History option, Handles Don't care conditions, Visualizes minimized components

**Features:** macOS Compatibility

**In-app purchases:** none


### VHDL Compiler

[App page](https://appshunter.io/ios/app/vhdl-compiler/id1459379888)

Write and test VHDL code on your mobile device. This application is designed for learning and executing VHDL snippets using the GHDL simulator. It offers a code editor with syntax highlighting and a custom keyboard for efficient input.

**Highlights:** Compile and run VHDL programs, View program output and errors, Custom keyboard for VHDL characters, Advanced source code editor, Syntax highlighting and line numbers, Import, open, save, and share files

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade | $2.99 | one-time |


## Frequently asked questions

### Is Karnaugh Map Advanced free?

Karnaugh Map Advanced is free to download, with no in-app purchases.

### Is VHDL Compiler free?

VHDL Compiler is free to download, with in-app purchases available.

### Which has better reviews, Karnaugh Map Advanced or VHDL Compiler?

Karnaugh Map Advanced is rated higher. Karnaugh Map Advanced averages 4.8 out of 5 from 4 ratings, while VHDL Compiler averages 2.7 from 7 ratings.

### Do Karnaugh Map Advanced or VHDL Compiler have ads?

VHDL Compiler shows ads; Karnaugh Map Advanced does not.

### Which is updated more often, Karnaugh Map Advanced or VHDL Compiler?

Karnaugh Map Advanced ships an update every 9 months, and VHDL Compiler every 2 months. Most recently, Karnaugh Map Advanced was updated on October 17, 2026 and VHDL Compiler on October 11, 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.*