IFE Bridge

Transform Your iPhone into a Wireless Audio Bridge with Professional Audio Fixes

IFE Bridge lets you use your Bluetooth headphones with any in-flight entertainment system. No more tangled wires, uncomfortable airline headphones, or laggy Bluetooth adapters. Just wireless freedom at 30,000 feet with professional audio processing to fix common IFE audio problems.

The Problem

Most airlines still use wired 3.5mm headphone jacks for their entertainment systems. Your wireless headphones sit useless in your bag while you struggle with tangled cables during meals, bathroom breaks, and trying to sleep. Traditional Bluetooth adapters introduce audio delay that ruins the viewing experience with poor lip-sync.

Worse, IFE audio quality is often terrible. Painfully loud announcements, dead or imbalanced channels, electrical hum, background static, and quiet dialogue make the experience frustrating.

The Solution

IFE Bridge transforms your iPhone into a professional-grade wireless audio bridge with Seat Doctor(tm) audio processing. Connect your phone to the IFE system using an inexpensive USB audio adapter, pair your Bluetooth headphones, and enjoy wireless audio with minimal latency and fixed audio problems.

What You'll Need

To use IFE Bridge, you'll need a compatible USB audio adapter with microphone or line-in support. These are inexpensive dongles available from various manufacturers. For detailed compatibility information and tested adapters, visit IFEbridge.com/adapters

USB-C iPhones (iPhone 15 and later) connect directly to USB-C audio adapters. Lightning iPhones (iPhone 14 and earlier) require a Lightning to USB adapter plus a USB audio adapter.

Key Features

SEAT DOCTOR(tm) AUDIO PROCESSING
Automatically detects and fixes common IFE audio problems. Smart detection identifies dead channels, channel imbalance, electrical hum, and clipping, then suggests fixes.

Voice Boost: Enhance dialogue clarity when voices are hard to hear. 5 strength levels target speech frequencies (200Hz, 1.5kHz, 3.5kHz) to improve intelligibility.

Auto-Volume: Sets a maximum volume ceiling to prevent painfully loud captain announcements from blasting your ears. Uses professional ceiling limiter with soft knee. No clipping or distortion.

Noise Removal: Eliminates electrical hum and harmonics (50Hz, 60Hz, or 400Hz) plus background static from damaged jacks.

Channel Fixes: Mirror one channel to both sides for dead channel issues, swap left/right for reversed audio, or adjust balance for imbalanced channels.

Graphic EQ: 7-band equalizer for tone control and personal preference.

INPUT GAIN CONTROL
Boost quiet IFE audio by up to 10x. Essential for line-level adapters like the Sonos USB-C adapter that need 3-5x gain boost to reach comfortable listening levels.

LOW LATENCY AUDIO PIPELINE
Optimized AVAudioEngine implementation delivers audio with minimal delay. Watch movies without lip-sync issues. Real-time processing with only 3-4ms added latency from Sea 
Doctor features.

FLIGHT LOG
Permanent tracking of your flight history. Automatically logs flight number, date, aircraft type, seat number, and route. Browse past flights and access recordings organized by flight.

WAV RECORDING
Record IFE audio to high-quality 16-bit PCM WAV files. Perfect for capturing in-flight content, announcements, or movies to watch later. Full playback and library management included. Recordings capture raw input before Seat Doctor processing.

BACKGROUND MODE
The bridge continues running when you minimize the app. Use other apps, browse, or work while listening to IFE audio.

SIRI SHORTCUTS AND WIDGETS
Start and stop the bridge with "Hey Siri, start IFE Bridge" or use the lock screen widget for quick control without opening the app.

PRIVACY FIRST
IFE Bridge processes all audio locally on your device. No data is sent to servers. Recordings stay on your iPhone. See our privacy policy at ifebridge.com/privacy

New Features:
- Add ability to edit flight info on existing recordings (selected from flight log)
- Add ability to add flight info to existing recordings (selected from flight log)
- Add ability to edit flight log entries - edits are reflected in audio recordings
- Add share button to export full flight log as JSON
- Add multi-select mode in recordings list for batch sharing
- Add deviceName field to RecordingMetadata struct

Bug Fixes
- Fix device name storage to always use actual USB device name (e.g., "Sonos USB-C Line-in Adapter" instead of "IFE Audio")
- Preserve device name when updating flight info on recordings
- Fix recording playback to use phone speaker when no Bluetooth connected

Confirmed working adapters:
1. Saramonic SR-C2003
2. Saramonic SR-C2001
3. Movo UCMA-1
4. IK Multimedia iRig Stream
5. Cubilux USB C Audio Interface HLMS-C4