# SUS4 Recorder — Voice memo · key/tempo/chord

> Voice memo · key/tempo/chord (iPhone/iPad app by ThePaulSmith.)

- Source: https://appshunter.io/ios/app/sus4-recorder/id6777230014 (this page in markdown: same URL + `.md`)
- Developer: [ThePaulSmith](https://appshunter.io/developer/319584506)
- Category: Music, Education
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 16.0 · 21 MB
- Languages: American English
- Released: 2026-06-17
- Data updated: 2026-10-07
- User reviews in markdown: https://appshunter.io/ios/app/sus4-recorder/id6777230014/reviews.md

## What is SUS4 Recorder?

Voice memo · auto-detect key/tempo/chord.

SUS4 Recorder by 4chordsStudios

Capture ideas anywhere, anytime. SUS4 Recorder is a high-quality audio recorder designed for musicians — recording rehearsals, idea sketches, lesson notes, and live performances.

Automatic key, tempo, and chord detection shows you what's playing. Every recording displays a Key/BPM/Chord card so you can quickly identify and organize your ideas.

• Recording quality: up to 48 kHz / 24-bit lossless (WAV) or high-quality AAC
• Automatic key/tempo/chord detection
• Effects chain: reverb, chorus, EQ, compressor (non-destructive)
• Trim editor: non-destructive trim start and end points
• Silence detection: optional auto-pause on extended silence
• Tags: label recordings by type
• Library: sort by date, duration, tag; search by name
• Export: WAV, M4A; share via AirDrop, Files, or any app

Free to try — 5 recordings/day. Subscribe for £0.99/month for unlimited recordings and all features.

All audio stays on your device. No upload, no account, no tracking. Made in the UK.

Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| SUS4 Recorder Pro Monthly | $0.99 | per month |
| SUS4 All-Access | $4.99 | per month |



## Version history (last 4 releases)

### 1.1.2 — 2026-09-29

Reliability improvements.

### 1.1.1 — 2026-08-27

Lifetime purchase option and reliability improvements.

### 1.1.0 — 2026-07-02

Every advertised feature is now fully functional, Pro genuinely unlocks real features, and the new SUS4 All-Access pass unlocks all 24 SUS4 apps with a 7-day free trial. Faster and clearer throughout.

### 1.0 — 2026-06-18

No release notes.

## More apps by ThePaulSmith

- [iScrobble Pick And Mix](https://appshunter.io/ios/app/iscrobble-pick-and-mix/id319584503)
- [iSwipeMusic](https://appshunter.io/ios/app/iswipemusic/id334689181)
- [iShuffleAlbums](https://appshunter.io/ios/app/ishufflealbums/id335009718)
- [iBreathalyzer](https://appshunter.io/ios/app/ibreathalyzer/id369686249)
- [SUS4 Pitch Pipe](https://appshunter.io/ios/app/sus4-pitch-pipe/id6777229584)
- [SUS4 Chord ID](https://appshunter.io/ios/app/sus4-chord-id/id6777229621)

All apps by ThePaulSmith: https://appshunter.io/developer/319584506

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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 2026-10-07.*