Best Friend for K.O. II: iPhone vs Android
Best Friend for K.O. II by Brian Holt is on both the App Store and Google Play. Here are both versions together: downloads, users, revenue, ratings and chart positions, store by store with totals.
Rating
5.0 ★
48 ratings, both stores
Measured
Best rank now
#7
iPhone · 
Music Paid
Music PaidMeasured
App Store
App details
App ID
6782250723
Publisher
Brian Holt
On the store since
Jul 2026
Under a year
Minimum OS
iOS 26.0+
iPhone 11 and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
1
EN
Size
298 MB
Google Play
App details
App ID
com.studio133.bestfriend
Publisher
Brian Holt
Content rating
Everyone
Best Friend for K.O. II downloads & installs
Both stores, worldwide. Bands are open; exact numbers are free with an account.
| Store | Downloads / day | Lifetime installs |
|---|---|---|
| iPhone | – | 1k+ |
| Google Play | – | 50+ Measured |
| Total | – | 1k+ Confidence |
How this is calculated
iPhone: chart positions and rating growth per country, anchored on its own Android downloads; lifetime from ratings worldwide × installs per rating. Google Play: the daily change in its exact install count. The total adds every store.
Where Best Friend for K.O. II's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Where it ranks now
Both stores, across every country we track.
Ratings
Both stores. Store data, measured.
| Store | Rating | Ratings |
|---|---|---|
| App Store | 4.9 ★ | 36 |
| Google Play | 5.0 ★ | 12 2 written reviews |
| Both stores | 5.0 ★ weighted by ratings | 48 |
What users say about Best Friend for K.O. II
From the 7 most recent App Store reviews in the US.
Mostly positive (100% of recent reviews give 4–5 stars). People like it for being useful, and being easy to use.
What people like
- Useful: “Really useful app, but there is a mapping bug”
- Ease of use: “Looks like a simple input mapping error”
- Features & content: “And production tool that can hold its weight against any mpc or Roland sp”
- Design: “These machines are beautiful and highly capable but confusing”
About Best Friend for K.O. II
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 S
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 S
Best Friend for K.O. II iPhone
Best Friend for K.O. II is #22 in Music Paid in United States and charting in 6 of 24 countries we track.
Updated 28 Sep 2026 · rankings refresh through the day
DeveloperBrian Holt
CategoryMusic
Price9.99 USD
Released
Rating★ 4.9 (36)
Version3.1
Age rating4+
First seen by us
24 Sep 2026
24 Sep 2026Installs (est.)1k+ worldwide
Rating
4.9 ★
36 ratings
Measured
Best rank now
#22
Music PaidMeasured
Best Friend for K.O. II on the App Store
App details
App ID
6782250723
Publisher
Brian Holt
On the store since
Jul 2026
Under a year
Minimum OS
iOS 26.0+
iPhone 11 and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
1
EN
Size
298 MB
Best Friend for K.O. II downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. iPhone downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Where Best Friend for K.O. II's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Where it ranks now
Every top chart it appears in across 24 countries.
| Country | Charts | Rank |
|---|---|---|
| United States | MusicPaid | #22 |
| Russia | MusicPaid | #7 |
 Germany | MusicPaid | #33 |
| Germany | All AppsPaid | #125 |
 China | MusicPaid | #97 |
 United Kingdom | MusicPaid | #75 |
 Canada | MusicPaid | #106 |
Apps near Best Friend for K.O. II on the chart
Music Paid, around #22.
Ratings
App Store, worldwide.
Rating
4.9 ★
36 ratings
Measured
Ratings
36
Measured
What users say about Best Friend for K.O. II
From the 7 most recent App Store reviews in the US.
Mostly positive (100% of recent reviews give 4–5 stars). People like it for being useful, and being easy to use.
What people like
- Useful: “Really useful app, but there is a mapping bug”
- Ease of use: “Looks like a simple input mapping error”
- Features & content: “And production tool that can hold its weight against any mpc or Roland sp”
- Design: “These machines are beautiful and highly capable but confusing”
About Best Friend for K.O. II
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 S
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 S
Latest updates
3.1
Best Friend for K.O. II Android
17 days old
Best Friend for K.O. II is #27 in Music & Audio Paid on Google Play in India and charting in 2 of 15 countries we track.
Updated 28 Sep 2026 · rankings refresh through the day
DeveloperBrian Holt
CategoryMusic & Audio
Price9.99 USD
Released
Installs50+
Rating★ 5.0 (12)
Updated
Content ratingEveryone
Rating
5.0 ★
12 ratings
Measured
Best rank now
#27
Music & Audio PaidMeasured
Best Friend for K.O. II on Google Play
App details
App ID
com.studio133.bestfriend
Publisher
Brian Holt
Content rating
Everyone
Best Friend for K.O. II downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Google Play shows an exact lifetime install count; downloads per day are its daily change (measured). When Play hasn't refreshed the count, they come from new ratings and Top Free chart positions. Confidence is the chance the real number is within half to double ours.
Where Best Friend for K.O. II's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Where it ranks on Google Play
Every top 200 chart it appears in across 15 countries.
| Country | Charts | Rank |
|---|---|---|
| India | Music & AudioPaid | #27 |
 Indonesia | Music & AudioPaid | #25 |
Apps near Best Friend for K.O. II on the chart
Music & Audio Paid, around #27.
Ratings
Google Play, worldwide.
Rating
5.0 ★
12 ratings
Measured
Ratings
12
Measured
Written reviews
2
Measured
About Best Friend for K.O. II
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.
Scenes:
- See all notes across all banks in a Scene or Song
- See fader automation lanes for each bank
- Export REAL audio stems of every individual pad directly from your EP
- Navigate through the Scene timeline with automatic playhead following
Bounce and Export Audio Stems:
- Export REAL audio stems directly 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:
- Bulk upload samples from your Files and Videos
- Bulk move, share, and delete samples
- Edit and replace samples in place
- 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
- Save Bank Snapshots to share and recall later
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
Best Friend is not affiliated with Teenage Engineering in any way.
Scenes:
- See all notes across all banks in a Scene or Song
- See fader automation lanes for each bank
- Export REAL audio stems of every individual pad directly from your EP
- Navigate through the Scene timeline with automatic playhead following
Bounce and Export Audio Stems:
- Export REAL audio stems directly 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:
- Bulk upload samples from your Files and Videos
- Bulk move, share, and delete samples
- Edit and replace samples in place
- 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
- Save Bank Snapshots to share and recall later
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
Best Friend is not affiliated with Teenage Engineering in any way.
What's new in 3.0
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.
- See all notes in a Scene
- Export every individual pad directly from your EP to mix in your DAW
- Edit and upload samples
- Apply effects
- Bulk move, share, and delete samples
- Make backups and Bank Snapshots
Best Friend is not affiliated with Teenage Engineering in any way.
- See all notes in a Scene
- Export every individual pad directly from your EP to mix in your DAW
- Edit and upload samples
- Apply effects
- Bulk move, share, and delete samples
- Make backups and Bank Snapshots
Best Friend is not affiliated with Teenage Engineering in any way.