Your media, everywhere

All popular audio formats

Sync to Apple Watch

Video & VLC support

WiFi & mobile/cell

File & ID3 tags


Playlists & Podcasts


Queue manager

Similar artists

Google Cast Video & Audio

Cover art

iOS 10+

Offline caching

iPhone & iPad


Bluetooth audio & remote

TMDb integration


Landscape & portrait

SSL support


Up to 24 bit/192kHz

FireTV Video & Audio

10-band equaliser

Internet radio

AVSub Features

AVSub is an iPod Touch, iPhone & iPad client for Subsonic, an open source music streamer. You can access your entire music collection using your iPhone or iPad. AVSub supports all popular music formats including MP3 and FLAC for true lossless music reproduction.

Multiple Audio Formats

AVSub supports MP3, Opus, Vorbis, M4A, FLAC, ALAC, DSD, AAC & WMA. It can even output digital audio up to 24bit/192kHz

Full Bluetooth Support

Supporting both Bluetooth Audio and Remote Control, AVSub can be used completely wirelessly

Caching Support

AVSub can cache media for offline listening/viewing either as you play, or directly into the cache for quick pre-loading

Access Your Media Easily

Access your Subsonic playlists & podcasts, browse by most recently added, most recently played, browse your entire collection or search for something specific.

ID3 Tags

AVSub can browse either by file structure of ID3 tags. Multi-disc albums are also fully supported.


AVSub fully supports video (after in-app purchase) with full meta information for movies ∓ TV. Either stream directly from Subsonic or cache for offline viewing later. Bitrate is configurable too!

Album Art

AVSub loves your album art and will show it where possible.

WiFi & Mobile/Cellular

AVSub works just as well on a mobile/cellular network (3G/4G) as it does over WiFi

Apple CarPlay Support

AVSub offers a rich set of features in Apple CarPlay including access to your Subsonic media directly via streaming. You can also access your AVSub cache, play podcasts and internet radio.

Apple Watch Support

AVSub lets you sync directly between Subsonic and your Apple Watch with ease. No more messing around with iTunes. The AVSub watch app also support integrated on-watch playback.

Queue Management

AVSub has full now-playing playlist management, allowing you to add/remove/insert and re-order songs on the fly.

Google Cast & Amazon FireTV Support

AVSub supports multi-room video & audio with both Google Cast & Amazon FireTV (after in-app purchase).

Full AirPlay Support

Play audio direct to any AirPlay compliant device to steam your entire music library

Jukebox Support

AVSub supports Subsonic jukebox mode, letting you play music on your Subsonic server directly. Also see SubSatellite.

Universal Application

AVSub is a universal application, meaning it works on iPod Touch, iPhone and iPad. AVSub is optimised for each device/model, and fully supports both portrait and landscape

Designed for Subsonic

Subsonic is a free, web-based, multi-platform media streamer. With it you can access your music from anywhere.

AVSub News

15th May 2019 - AVSub can now sync your Subsonic playlists to your Apple Watch for phone free music listening. Great if you're a runner and don't want to take your phone with you - like me! See the Guides section for more details.

15th March 2019 - AVSub now fully supports Apple CarPlay with many different features now available.

17th August 2018 - AVSub now supports Apple CarPlay. The first set of features allow for full access of your cached items.

11th June 2018 - AVCast, the casting app for AVSub, is out now!

10th March 2018 - V21.1 of AVSub is out now containing full TV integration via TMDB. AVSub will scan your TV folders, identify shows & seasons and even let you know what episode to watch next. Download here

See the tips section for how to set up your files.

10th Feb 2018 - V21 of AVSub is out now containing loads of video enhancements including TMDb integration, a new streaming video player and VLC integration. Also iPad pro support and various tweaks and bug fixes. Download here

12th September 2017 - V20.1 of AVSub is out now containing an improved enhanced mode and various bug fixes. Download here

12th July 2017 - V20 of AVSub is out now. Amazon FireTV support and better multi-disc handling. Download here

28th January 2017 - V19.3 of AVSub is out now. New Google Cast implementation, intelligent bookmarks a lots of other tweaks and fixes. Download here

21st October 2016 - V19.1 of AVSub is out now. Support for latest Chromecast update and Replay Gain stability fixes. Download here

21st October 2016 - V19 of AVSub is out now. Notification center widget, manual folder refresh, favourite radio station, Replay Gain updates + bug fixes. Download here

21st September 2016 - AVSub does lots of things you probably don't know about - find out more in the new Tips section - see Tips

4th July 2016 - Chromecast transcoding setup guide has been added to the guides

14th June 2016 - AVSub Forum - AVSub now has it's own sub-forum on the Subsonic website. This is a great place to get updates, post questions and request features.

I've just posted a list of did you know? features - see this post.

6th June 2016 - I've added a reviews page so that I can respond to iTunes reviews. These reviews are a 1-way street and sometimes people will score low without contacting me for help. This is a channel for that.

20th March 2016 - It looks like one of the previous releases gave away Chromecast support for free! This was never my intention and it was always meant to be an in-app purchase. Sorry if this was misleading - it wasn't a cash-grab!

18th October 2015 - I've made contacting me clearer in the header after a comment in an iTunes review - or just send a mail to about@avsubapp.co.uk.

1st Feb 2015 - CarSub is becoming AVSub

CarSub has developed rapidly from it's beginings as a car-based music streamer. The gesture based-interface isn't going anywhere, but the name no longer represents what CarSub is. So, it's getting a new name - AVSub! More news and site updates soon.