Geek Math vs Chromaticity Assistant
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Geek Math
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.
- Intuitive column layout
- Real-time equation modification
- Linked numbers for interactive calculation
- Lock feature for number protection
- Multi-line display
- Theme selection
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* Intuitive column layout displaying multiple equations on the same screen * Ability to modify operands and operators at any time * Linked numbers that calculate interactively in real-time The calculator's display and operation have been redesigned from the ground up. Calculator Features: - Multi-line Display: Equations are clearly displayed line by line, with the length of numbers and operators automatically adjusted to fit the screen width. - Equation Modification: Freely select and change numbers within equations. Operators can also be modified to alter the results. - Linking and Interaction: Numbers in links update interactively. A single number can be linked to multiple numbers. - Theme Selection: Choose from white, black, brown, and more than three different theme colors. - Delete Functions: "AC" for full clear, erasing the entire calculator screen. "R" for line clear, removing one line from the list. "C" for clear, resetting a number to zero. "BS" for backspace, deleting the previous input. - Lock Feature: Replaces traditional memory functions with a more intuitive lock feature. Protect numbers you don't want to delete with a single button lock. - Save Previous Equations: Even if you restart your device, leave the application unopened for an extended period, or switch between applications, previous equations will be saved. Give the Geek Calculator a try! Perhaps this is the perfect calculator application for you.
Chromaticity Assistant
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.
- 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)
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您的掌上色彩管理与辅助分析助手!本软件支持色彩转换器,实现RGB表色系到CMYK、HSV、LAB、HEX表色系的转换;光谱分析,通过380~780可见光波段CSV格式光学图谱,分析计算CIE-1931、CIE-1976 color point x、y、u、v数据;以及色域分析,通过导入Red、Green、Blue Pattern三原色(x、y)坐标csv档案,计算分析DCI-P3、NTSC、sRGB、Adobe RGB色域覆盖率。
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Geek Math | Chromaticity Assistant |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 | 1 |
| Update frequency | Every 10 months | Every 5 months — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 29 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | QQ TSUBASA | 克俊 张 |
Customer experience
Geek Math
Chromaticity Assistant
In-app purchases
Geek Math
- Premium No ad & more math rows$1.99
Chromaticity Assistant
No in-app purchases








