| Audirvana Free | Audirvana Plus | |
| General Features | ||
|
Full memory play for best sound quality (loads, decode and convert tracks completely before playback)
|
X | Further optimizations |
|
Gapless playback
|
X | X |
|
Device driver optimization: exclusive access & integer mode
|
X | X |
|
Direct Mode
|
X | |
|
Automatic sample rate switching
|
X | X |
|
Configurable over/up-sampling
|
X | X |
|
Device hot-plugging support(1)
|
X | X |
| File formats support | ||
|
MP3, AAC (MP4), Apple Lossless, WAV, AIFF, FLAC
|
X | X |
|
APE, WAVPACK, Cue Sheets
|
X | |
|
DSD64, DSD128 (DSF & DSDIFF files including DST compressed)
|
X | |
|
SACD ISO images
|
X | |
|
DSD to PCM high-quality realtime playback
|
X | |
|
Native DSD playback (with compatible DACs)
|
X | |
| Audio Signal Handling | ||
|
Internal resolution
|
32/64bit | Full 64bit |
|
Maximum sample rate
|
No limit | No limit |
|
Open-source sample rate converter
|
X | |
|
Benchmark iZotope 64bit-SRC sample rate converter
|
X | |
|
Advanced sample rate converter tuning parameters
|
X | |
|
DAC volume remote control (when available)
|
X | X |
|
Global or by track audio signal polarity inversion option
|
X | |
|
Dithered Volume Control
|
X | |
|
3 different Noise Shaping algorithms available for Dithering
|
X | |
|
including iZotope best in class MBIT+
|
X | |
|
Advanced dithering noise shaping tuning parameters
|
X | |
| Ease of Use | ||
|
Device configuration not needing application restart to take effect
|
X | X |
|
DACs connected behind a bridge specifics handling
|
X | X |
|
Automatic fallback if requested feature not available
|
X | X |
|
iTunes link to uses iTunes library manager and remote iPhone/iPad app
|
X | |
|
Add any playable file (incl. FLAC, APE, DSD, Cue Sheets, …) to iTunes catalog
|
X | |
|
Playlists management (standard M3U format)
|
X | X |
|
iTunes library access to create playlists
|
X | X |
|
Current playlist auto-save
|
X | X |
|
Immediate reload of auto-saved playlist (even for very long ones)
|
X | |
|
Search & filter tracks for dynamic fast playlist selection
|
X | |
|
Animated ‘ticker-syle’ display for long track titles
|
X | |
|
Media keys handling to control playback and volume
|
X | X |
|
Apple IR Remote handling
|
X | X |
(1) Stopping and restarting playback may be needed


