# Hueology vs TriStack

The clearest difference is price: Hueology at Free against TriStack's $6.99. Hueology also leads on update cadence (every 2 days vs every 2 months). TriStack's advantage is iOS requirement (15.1 vs 17.6). On ads, in-app purchases and device support there is nothing between them.

Hueology is free to download; TriStack costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Hueology ships an update every 2 days, TriStack every 2 months. The most recent releases landed on October 30, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Hueology | TriStack |
| --- | --- | --- |
| Price | **Free** | $6.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hueology/id6740346614/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 months |
| Monetization | Free | — |
| Size | 2 MB | 36 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Aryan Palit](https://appshunter.io/developer/1789614072) | [SimTeCon GmbH](https://appshunter.io/developer/1761797043) |

## What reviewers say

### Hueology

[App page](https://appshunter.io/ios/app/hueology/id6740346614)

Explore the world of colors with interactive tools and educational content. Learn color theory, experiment with hues, and generate new color palettes. Perfect for artists, designers, and anyone interested in aesthetics.

**Highlights:** Learn color theory basics, Interactive color mixing, Random color generation, Custom palette builder, Photo color picker, Design tips and tricks

**In-app purchases:** none


### TriStack

[App page](https://appshunter.io/ios/app/tristack/id6743567658)

**In-app purchases:** none


## Frequently asked questions

### Is Hueology free?

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

### Is TriStack free?

TriStack costs $6.99, with no in-app purchases.

### Do Hueology or TriStack have ads?

Neither Hueology nor TriStack shows ads.

### Which is updated more often, Hueology or TriStack?

Hueology ships an update every 2 days, and TriStack every 2 months. Most recently, Hueology was updated on October 30, 2026 and TriStack on November 4, 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.*