iPhone Screenshots


The PrimeSeat is a streaming service providing high-res sound sources.

Devices Supported:
iPhone XS, iPhone XS Max, iPhone X, iPhone 8, iPhone 8 Plus, iPhone 7, iPhone 7 Plus, iPhone SE, iPhone 6s, iPhone 6s Plus, iPhone 6, iPhone 6 Plus, iPhone 5s
* The PrimeSeat's DSD playback functions may be limited by each iOS device. Be sure to confirm “DSD format Compatibility Charts”.

Supported file formats:
PCM44.1kHz - 192kHz
DSD2.8MHz, 5.6MHz, 11.2MHz
* The software converts sound to 44.1kHz or 48kHz when iPhone plays back independently.
* Compatible with DSD native playback with DoP.

DSD format Compatibility Charts:
- DSD native playback with DoP
DSD 11.2MHz : iPhone 6 or later
DSD 5.6MHz : iPhone 5s or later
DSD 2.8MHz : iPhone 5s or later

- DSD upsampling playback with DoP
- DSD 2.8MHz : iPhone 5s or later
- DSD 5.6MHz : iPhone 6s or later
- DSD 11.2MHz : iPhone X or later

- PCM conversion playback
DSD 11.2MHz, 5.6MHz and 2.8MHz : iPhone 5s or later

■User Agreement
All users of this app must consent to the User Agreement found below before using the app.

What’s New

Version 1.0.2

- Added: now supports iPhone XS / XS max.
- Added: now supports playback operation using the KORG Nu I
- support for iOS 12.
- Support for iOS 9 has been terminated.
- Minor bug fixes and improvements


Internet Initiative Japan, Inc.
12.2 MB

Requires iOS 9.3 or later. Compatible with iPhone, iPad, and iPod touch.


English, Japanese

Age Rating
Rated 9+ for the following:
Infrequent/Mild Cartoon or Fantasy Violence
© 2018 Internet Initiative Japan Inc.


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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