# ColorGrail — Connecting Colors

> Connecting Colors (iPhone/iPad app by Color Grail Research.)

- Source: https://appshunter.io/ios/app/colorgrail/id1263519960 (this page in markdown: same URL + `.md`)
- Developer: [Color Grail Research](https://appshunter.io/developer/1263519959)
- Category: Photo & Video, Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 16.0 · 427 MB
- Languages: English, French, German, Spanish
- Released: 2018-01-31
- Data updated: 2026-06-21
- User reviews in markdown: https://appshunter.io/ios/app/colorgrail/id1263519960/reviews.md

## What is ColorGrail?

ColorGrail is an innovative application for measuring accurate color spectrum with your smartphone.
It can scan surfaces and measure absolute colors with spectrometer grade precision.
Print, Paint, Cosmetic, Textile, Industry, Healthcare ..., ColorGrail brings true colors in your hands.

An external accessory is required to use the app at its full potential.


## Version history (last 5 releases)

### 2.6.0 — 2026-06-12

• 2D 
     - 1x1mm Heatmap
     - Zoomable ∆E values
     - Auto Alignment v2.0
     - Spectral Images : Zoom in SliderView
     - Capture outside Specular Area
• MiniApp : Press Checker v1.1 (CMYK MiniPatches)
• Bug fixes & improvements

### 2.5.0 — 2026-03-02

• Bug fixes & improvements

### 2.4.1 — 2026-02-04

• Bug Fixes & improvements

### 2.4.0 — 2026-01-07

• Bug fixes & improvements.

### 2.3.2 — 2025-12-19

• 2D v4 :
    - ICC Profile embedded in PackShot images
    - ∆E & CMYK Color differences in 3x3mm & 10x10mm
• Bug fixes & improvements.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-21.*