# GenR8

> Display Calibration Generator

Canonical page: [https://chrome-stats.com/d/id6751822886](https://chrome-stats.com/d/id6751822886)

## Overview

- **ID:** `id6751822886`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Christopher Van Hoose
- **Category:** Utilities
- **Rating:** 4.90 / 5 (9 ratings)
- **Version:** 1.6.1
- **Last updated:** 2026-03-22
- **First published:** 2025-12-07
- **Size:** 21 MB
- **Data as of:** 2026-09-06
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/genr8/id6751822886)
- **Website:** [http://cvhvisuals.com/genr8.html](http://cvhvisuals.com/genr8.html)
- **Privacy policy:** [http://www.cvhvisuals.com/privacy-policy.html](http://www.cvhvisuals.com/privacy-policy.html)

## Description

Transform your iPhone or iPad into a professional-grade test pattern generator for display calibration and signal chain validation.

KEY FEATURES:
* 28+ Professional Test Patterns - SMPTE color bars, calibration grids, convergence patterns, HDR test signals,
    luma stepping, IRE patterns, and more
* External Display Support - Connect via USB-C to HDMI/DisplayPort or AirPlay. Full 1:1 pixel mapping for accurate
   calibration
* AV Sync Test
* Audio Test Tones - Sine, square, sawtooth, and white noise waveforms from 20Hz to 20kHz with live stereo
   metering
* HDR Pattern Support - PQ curve test patterns, HDR color bars, and BT.2111 UHD patterns for HDR display
   validation
* Precision Controls - Customizable aspect ratio overlays, diagnostic crosshairs, border guides, and adjustable
   scanning color bars
* Live Audio Metering - Real-time L/R level meters with peak detection for audio signal monitoring
* iPad Optimized - Split-view interface with pattern library sidebar and full-screen preview
* Customizable Overlays - Display resolution info, clock, date, custom text, and diagnostic guides
* Export Test Patterns in PNG, PDF, JPG, TIFF

PERFECT FOR:
- Video engineers calibrating displays
- AV technicians testing signal chains
- Filmmakers validating monitor accuracy
- Content creators ensuring color fidelity
- Anyone needing professional test patterns on the go

DISPLAYS SUPPORTED:
*External monitors, projectors, TVs, and broadcast displays via HDMI, DisplayPort, or AirPlay.

Made with precision for professionals who demand accuracy.

## Rankings

- #338,656 — Overall

## Similar extensions and apps

- [Test Signal Generator](https://chrome-stats.com/d/id6781354860)
- [Lens Pattern](https://chrome-stats.com/d/id6761390030)
- [Patterns Mobile](https://chrome-stats.com/d/id1658658195) — 5.00 / 5
- [PixelPulse](https://chrome-stats.com/d/id6751946546)
- [TestCard ProHD 4k](https://chrome-stats.com/d/id705103583) — 3.10 / 5
- [GlancePro X](https://chrome-stats.com/d/id6773015013)
- [CreamAudio Analyzer](https://chrome-stats.com/d/id6782669150)
- [Pattern Generator](https://chrome-stats.com/d/id460365609) — 5.00 / 5
- [CalibratorVS](https://chrome-stats.com/d/id936244772)
- [Generator](https://chrome-stats.com/d/id298840802) — 3.30 / 5
- [AV Aid toolkit](https://chrome-stats.com/d/id660072020) — 4.70 / 5
- [GEN-B](https://chrome-stats.com/d/id6769944250) — 5.00 / 5

---

Source: [Chrome-Stats](https://chrome-stats.com/d/id6751822886)