# Karnaugh Map Advanced vs VoiceMaxxing

The clearest difference is in-app purchases: Karnaugh Map Advanced at none against VoiceMaxxing's 2. Karnaugh Map Advanced also leads on iOS requirement (14.0 vs 18.0). VoiceMaxxing's advantage is update cadence (daily vs every 9 months). On price, ads and device support there is nothing between them.

Both are free to download. VoiceMaxxing sells 2 in-app purchases, starting at $6.99 per 7 days. Karnaugh Map Advanced asks for nothing beyond the download.

Karnaugh Map Advanced ships an update every 9 months, VoiceMaxxing daily. The most recent releases landed on October 23, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Karnaugh Map Advanced | VoiceMaxxing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/karnaugh-map-advanced/id429025121/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 69.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Daily** |
| Monetization | Free | — |
| Size | 1 MB | 4 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Ivan Cigic](https://appshunter.io/developer/429025124) | [AHMET EREN](https://appshunter.io/developer/1849869005) |

## 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


### VoiceMaxxing

[App page](https://appshunter.io/ios/app/voicemaxxing/id6806825426)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VoiceMaxxing Pro Weekly | $6.99 | per 7 days |
| VoiceMaxxing Pro Annual | $39.99 | per year |


## Frequently asked questions

### Is Karnaugh Map Advanced free?

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

### Is VoiceMaxxing free?

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

### Do Karnaugh Map Advanced or VoiceMaxxing have ads?

Neither Karnaugh Map Advanced nor VoiceMaxxing shows ads.

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

Karnaugh Map Advanced ships an update every 9 months, and VoiceMaxxing daily. Most recently, Karnaugh Map Advanced was updated on October 23, 2026 and VoiceMaxxing on October 9, 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.*