Larix Broadcaster: Live Stream1.8.8 - App Store

Stream live from your iPhone or iPad - broadcast-quality video to any server, platform, or production switcher. No encoder box, no desktop setup required.

Whether you're streaming IRL to Twitch or Kick, covering breaking news in the field, or feeding a remote production over NDI - Larix Broadcaster gives you the tools professional broadcasters rely on.

PROTOCOLS & CODECS
Supports SRT, RTMP/RTMPS, WebRTC WHIP, NDI HX2, RTSP, RIST, and Zixi. Video encoding in H.264 and H.265/HEVC. Audio in AAC or Opus depending on protocol. Multiple simultaneous outputs available (Premium).

CAMERA & VIDEO
Multi-camera capture with picture-in-picture and side-by-side modes. Front and back cameras with live switching, portrait and landscape rotation. UltraHD resolution, Dolby Vision HDR, and adaptive bitrate streaming (ABR). USB camera input on iPadOS 17 and later. Center Stage supported on iPad.

OVERLAYS & RECORDING
Image, text, HTML, and GPS-based overlays. Assign different overlay sets to live, paused, and stand-by states. Record streams as MP4 to iCloud. SEI/NTP metadata insertion for multi-camera sync.

PROFESSIONAL FEATURES
Talkback audio return via SRT, RTMP, Icecast, and SLDP. NDI tally light for on-air feedback. Stand-by mode for pre-configured stream launch. Larix Grove for sharing connection settings via QR code or deep link.

LARIX PREMIUM - $9.99/month
Removes the default watermark. Unlocks multiple simultaneous outputs, Talkback, HEVC encoding, advanced overlays, ABR streaming, and more. Manage licenses and control devices remotely via Larix Tuner.
Learn more: https://softvelum.com/larix/premium/

RESOURCES
Docs: https://softvelum.com/larix/docs/
Video tutorials: https://www.youtube.com/watch?v=Dhj0_QbtfTw

Larix Broadcaster uses Apple's Standard License Agreement:
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Version History ~ Added deleteOverlays parameter support in Grove
~ Fixed HEVC HDR support
~ Fixed camera switching during streaming/recording
~ Zoom scale fix 1.8.8 1d ago ~ FLAC support via enhanced RTMP
~ Opus support via enhanced RTMP, SRT and NDI
~ HDR fix
~ Mirroring camera fix 1.8.7 Aug 31 ~ Microphone switch on-the-fly is improved
~ libsrt updated to version 1.5.6
~ Added "Enable Camera Remote" in Advanced settings 1.8.6 Aug 11 ~ Fixed crash on iOS versions prior to 26
~ NDI Preview is enabled 1.8.5 Jul 1 ~ iPhone17 front camera fixes
~ NDI improvements: Machine name and Group name settings 1.8.4 Jun 24 ~ Fix iPhone 17 front cam rotation
~ NDI 2026-04-13 v6.3.2.0 1.8.3 Jun 1 Audio enhancements:
* Audio input selection dialog in Quick Settings
* Airpods high-quality audio recording support
* Airpods camera control support
* High quality BT recording support for Airpods
* Can disable system alert interruption (audio persisted during incoming call notification)
Bugfixes:
* Fixed audio-only streaming
* Fixed setting token for WebRTC 1.8.2 May 20 Bugfixes:
* Fixed audio-only streaming
* Fixed setting token for WebRTC
* Reduced audio jitter over NDI
Audio enhancements:
* Audio input selection dialog in Quick Settings
* Airpods high-quality audio recording support
* Airpods camera control support
* High quality BT recording support for Airpods
* Can disable system alert interruption (audio persisted during incoming call notification) 1.8.1 Apr 30 ~ Liquid Glass support for iOS 26
~ Web widgets scaling improvements
~ Overlays/widget editor improvements 1.8.0 Apr 23 NDI fix for the latest iOS version 1.7.7 Mar 24 ~ Added "Disable Rotation coordinator" setting
~ Overlays via Tuner fix 1.7.6 Mar 5 - Added default zoom for start
- Added setting recording file prefix via Larix Tuner 1.7.5 11/12/2025 - NDI tally light support for preview and on-air feedback from NDI-powered software
- NDI SDK 6.2.1
- Multiwindow support on iPad Air and Pro 1.7.4 10/28/2025 Updated NDI SDK, it's now v6.2.0, 2025-06-02 r145805 release 1.7.3 07/30/2025 Larix Tuner remote control can be cancelled from within the app now. 1.7.2 07/08/2025 ~ Support for NDI license in Larix Tuner
~ Fixed NDI streaming 1.7.1 05/21/2025 ~ Pause and Standby mode reworked, new button added
~ Separate sets of overlays added for Pause and Standby
~ Mute mode now allows setting its set of overlays
~ Improvements for Larix Tuner web service 1.7.0 05/13/2025 ~ Added streaming auto start in Advanced settings
~ Added orientation option for overlays/widgets
~ Added gps_location field for Larix Tuner
~ Fixed subscription check when launched by larix:// link 1.6.9 04/14/2025 ~ Added streaming auto start in Advanced settings
~ Added orientation option for overlays/widgets
~ Added gps_location field for Larix Tuner 1.6.8 03/19/2025 ~ Added streaming auto start in Advanced settings
~ Added orientation option for overlays/widgets
~ Added gps_location field for Larix Tuner 1.6.7 03/17/2025 ~ Audio gain up to 30Db
~ Manual white balance support for Larix Tuner

~ GPS coordinates support in Larix Tuner
~ SRT passphrase length extended to 80 chars 1.6.6 02/11/2025 ~ Color temperature in Quick Options
~ Color temperature support with Larix Tuner 1.6.5 01/21/2025 Video preview for Larix Tuner remote control 1.6.4 11/25/2024 Larix Tuner remote control and management is supported 1.6.3 11/01/2024 ~ Larix Tuner fixes
~ GPS direction fix
~ Stabilization quick menu fix 1.6.2 09/15/2024