# Feedback Trainer

> Ear Training for PA

Canonical page: [https://chrome-stats.com/d/id6788974378](https://chrome-stats.com/d/id6788974378)

## Overview

- **ID:** `id6788974378`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Shunsuke Takasu
- **Category:** Music
- **Version:** 1.1
- **Last updated:** 2026-07-22
- **First published:** 2026-07-10
- **Size:** 4.02 MB
- **Data as of:** 2026-09-24
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/feedback-trainer/id6788974378)
- **Privacy policy:** [https://descriptive-crayon-722.notion.site/Privacy-Policy-398d045707fa800d9189c1557d7c1537](https://descriptive-crayon-722.notion.site/Privacy-Policy-398d045707fa800d9189c1557d7c1537)

## Description

A frequency ear training app for PA engineers and audio professionals.
The ability to quickly identify problem frequencies that cause feedback is a skill built through experience. Train your ears with this app and sharpen your instincts for the stage and studio.
Features

Visual learning with a 31-band graphic EQ display
Two modes: Phone-Friendly (100Hz–16kHz) and Full Range for external speakers (40Hz–16kHz)
Hint mode for beginners
Track your accuracy and progress history
Available in Japanese, English, Chinese, French, and Spanish

## Rankings

- #1,366,598 — Overall

## Similar extensions and apps

- [Feedback Finder Pro](https://chrome-stats.com/d/id6755850937) — 5.00 / 5
- [Ring It Out](https://chrome-stats.com/d/id6758816198)
- [Ear Training: EQ & Frequency](https://chrome-stats.com/d/id6749213281) — 3.00 / 5
- [EarTrainer Pro](https://chrome-stats.com/d/id6745528488)
- [EQ Trainer](https://chrome-stats.com/d/id1472810579) — 3.50 / 5
- [Ear Training - train your ear](https://chrome-stats.com/d/id1472324184) — 3.70 / 5
- [ET - Ear Trainer](https://chrome-stats.com/d/id1580200913) — 5.00 / 5
- [Use Your Ear](https://chrome-stats.com/d/id6766522899)
- [EarForge: Learn Ear Training](https://chrome-stats.com/d/id1429049063) — 4.60 / 5
- [Complete Ear Trainer](https://chrome-stats.com/d/id1012455471) — 4.70 / 5
- [EarMaster](https://chrome-stats.com/d/id6749874856)
- [ChordProg Ear Trainer](https://chrome-stats.com/d/id1454739512) — 4.40 / 5

---

Source: [Chrome-Stats](https://chrome-stats.com/d/id6788974378)