# PseudoChromatic ColorTest vs LccTools

The clearest difference is rating: LccTools at 4.8 against PseudoChromatic ColorTest's 3.5. LccTools also leads on review sentiment (100% vs 63%). PseudoChromatic ColorTest's advantage is iOS requirement (10.3 vs 16.6). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

LccTools holds the better App Store score, 4.8 against 3.5. Both are backed by a comparable volume of ratings — 6 and 6 respectively. Written reviews point the same way: 63% of PseudoChromatic ColorTest's written reviews are positive against 100% of LccTools's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 6, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | PseudoChromatic ColorTest | LccTools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (6 ratings)](https://appshunter.io/ios/app/pseudochromatic-colortest/id375608394/reviews) | **[4.8 (6 ratings)](https://appshunter.io/ios/app/lcctools/id1640295587/reviews)** |
| Number of ratings | 6 | 6 |
| Positive reviews | 63.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | Free |
| Size | 17 MB | 3 MB |
| Requires iOS | **10.3** | 16.6 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Edward Danley](https://appshunter.io/developer/315123663) | [Bob Jacobsen](https://appshunter.io/developer/439595027) |

## What reviewers say

### PseudoChromatic ColorTest

[App page](https://appshunter.io/ios/app/pseudochromatic-colortest/id375608394)

Assess your color vision with a series of images designed to detect congenital color vision deficiency. This app provides a quick assessment, similar to the Ishihara test, to help identify color blindness or color deficiency.

**Highlights:** Color vision deficiency assessment, Congenital color vision deficiency detection, Ishihara-style image tests, Quick color vision assessment

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

**In-app purchases:** none


### LccTools

[App page](https://appshunter.io/ios/app/lcctools/id1640295587)

Control and configure your LCC/OpenLCB model railroad directly from your mobile device. Manage locomotives, turnouts, and events, and even update node firmware. Includes a companion Apple Watch app for convenient fast clock display.

**Highlights:** Locomotive control, Consist management, Fast clock display, Turnout operation, Event activation, Node configuration, Firmware updates, Bus traffic monitoring

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PseudoChromatic ColorTest free?

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

### Is LccTools free?

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

### Which has better reviews, PseudoChromatic ColorTest or LccTools?

LccTools is rated higher. PseudoChromatic ColorTest averages 3.5 out of 5 from 6 ratings, while LccTools averages 4.8 from 6 ratings.

### Do PseudoChromatic ColorTest or LccTools have ads?

Neither PseudoChromatic ColorTest nor LccTools shows ads.

### Which is updated more often, PseudoChromatic ColorTest or LccTools?

PseudoChromatic ColorTest ships an update every 3 weeks, and LccTools every 3 weeks. Most recently, PseudoChromatic ColorTest was updated on November 6, 2026 and LccTools on November 12, 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.*