# Best Friend for K.O. II

> App for EP-133, EP-40, EP-1320

Canonical page: [https://chrome-stats.com/d/id6782250723](https://chrome-stats.com/d/id6782250723)

## Overview

- **ID:** `id6782250723`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Brian Holt
- **Category:** Music
- **Rating:** 5.00 / 5 (32 ratings)
- **Version:** 3.1
- **Last updated:** 2026-09-22
- **First published:** 2026-07-02
- **Size:** 284 MB
- **Data as of:** 2026-09-25
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/best-friend-for-k-o-ii/id6782250723)
- **Website:** [https://epbf.app/](https://epbf.app/)
- **Privacy policy:** [https://epbf.app/privacy](https://epbf.app/privacy)

## Description

Best Friend is the unrivaled companion app for Teenage Engineering EP-Series Samplers. Connect your EP-133, EP-40, or EP-1320 via USB-C to manage your hardware, upload and edit new files, and see your pad settings.

Best Friend is an extended display and feature augmentation app for the physical EP-133, EP-40, or EP-1320. Connecting to one of these is REQUIRED for the app to function. Use a USB-C to USB-C cable. Lightning iPhones and iPads can connect with USB-IF certified USB-A to USB-C cable and a MFi-certified Lightning to USB adapter.

Scenes:
- See all notes across all banks in a Scene or Song
- See Fader FX and automation lanes for each bank
- Export REAL audio stems of every individual pad from your EP
- Navigate through the Scene timeline with automatic playhead following

Bounce and Export Audio Stems:
- Export REAL audio stems from the hardware WITHOUT AI separation for any Scene or Song
- Choose from every individual pads (all 48), group mixdowns, or stereo mixdowns
- Fader automation is included in the export
- Export MIDI data from a Scene or Song
- Bring your bounces into your DAW of choice for mixing

MIDI Controller:
- Build rich chords with a button. Pick major, minor, suspended, or diminished triads then add a 6th, 7th, or 9th for flavour
- Play the velocity-sensitive keyboard
- Arpeggiator with 4 modes, 6 rates, and 3 octaves synced to the hardware clock
- Configure your own custom chords to any of the Chord or Extension buttons
- Split each key into 1-3 zones for playing chords in alternate positions
- Add pitch bends or modulation to any chord

Sample Editing:
- Extract stems (drum, bass, vocal, guitar, and other instrument) from your samples
- Build and edit multi-samples on the EP-1320 or EP-40
- Use Repitch to reduce the file size
- Permanent cropping
- Increase volume with normalize
- Reverse playback
- Convert stereo to mono
- Change sample rate
- Apply effects: 3-band EQ; compression; distortion and saturation; octaver; phaser; chorus; tremolo; delay; and reverb
- Automatically detect and set the key
- Save default pad settings

Hardware Management:
- Build Kits and Bank Snapshots while disconnected from the hardware
- Bulk upload samples from your Files and Videos
- Bulk move, share, and delete samples
- Edit and replace samples in place
- Import and record MIDI files
- Backup your Project or entire System
- Import Project and System from the official EP Sample Tool
- Extract Projects from your System Backups
- Preview stereo mixes of your Project Backups
- Automatic iCloud syncing across your Apple devices

Pads:
- Mute and unmute individual pads
- Apply performance effects to individual pads: mute, pitch up, pitch down, reverse
- Drag and drop pads to reassign them across groups
- See an entire bank of samples at once
- See the sample waveform along with its name and length
- See and edit the trim, attack, and release windows
- See and adjust volume, pitch, pan, mute, play mode, time-stretch, and MIDI channel
- See Supertone settings on your EP-40

Universal support:
- works on iPhone, iPad, and MacOS with built-in iCloud syncing
- works with EP-133 K.O. II, EP-40 Riddim, and EP-1320 Medieval with dedicated themes for each device

Best Friend is not affiliated with Teenage Engineering in any way.

## Rankings

- #200,947 — Overall
- #20 — Music (Paid)

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Source: [Chrome-Stats](https://chrome-stats.com/d/id6782250723)