# Geek Math vs Chromaticity Assistant

The clearest difference is in-app purchases: Chromaticity Assistant at none against Geek Math's 1. Chromaticity Assistant also leads on ads (none vs shown). Geek Math's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Geek Math sells 1 one-off in-app purchase. Chromaticity Assistant asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Geek Math against 5.0 for Chromaticity Assistant. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Geek Math ships an update every 10 months, Chromaticity Assistant every 5 months. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Geek Math | Chromaticity Assistant |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/geek-math-linking-numbers/id6474589909/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/chromaticity-assistant/id6504816355/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 10 months | **Every 5 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 29 MB | 3 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [QQ TSUBASA](https://appshunter.io/developer/568750169) | [克俊 张](https://appshunter.io/developer/1168250350) |

## What reviewers say

### Geek Math

[App page](https://appshunter.io/ios/app/geek-math-linking-numbers/id6474589909)

This calculator app features an intuitive column layout for multiple equations, allowing real-time modification of numbers and operators. It offers interactive linking of numbers and a unique lock feature to protect important values.

**Highlights:** Intuitive column layout, Real-time equation modification, Linked numbers for interactive calculation, Lock feature for number protection, Multi-line display, Theme selection

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium No ad & more math rows | $1.99 | one-time |


### Chromaticity Assistant

[App page](https://appshunter.io/ios/app/chromaticity-assistant/id6504816355)

This app provides color management and analysis tools. It supports color space conversion, spectral analysis of visible light, and color gamut analysis for various standards.

**Highlights:** Color space conversion (RGB, CMYK, HSV, LAB, HEX), Spectral analysis (CIE-1931, CIE-1976), Color gamut analysis (DCI-P3, NTSC, sRGB, Adobe RGB), Import optical spectrum data (CSV), Import primary color coordinates (CSV)

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

**In-app purchases:** none


## Frequently asked questions

### Is Geek Math free?

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

### Is Chromaticity Assistant free?

Chromaticity Assistant is free to download, with no in-app purchases.

### Which has better reviews, Geek Math or Chromaticity Assistant?

Geek Math and Chromaticity Assistant are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Geek Math or Chromaticity Assistant have ads?

Geek Math shows ads; Chromaticity Assistant does not.

### Which is updated more often, Geek Math or Chromaticity Assistant?

Geek Math ships an update every 10 months, and Chromaticity Assistant every 5 months. Most recently, Geek Math was updated on October 15, 2026 and Chromaticity Assistant on October 7, 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.*