Choose Aura Mixer for
Built-in surround plus a full mixer, actively maintained.
Aura Mixer vs HeSuVi
HeSuVi gives you free virtual surround for headphones, but it's a configuration layer on top of Equalizer APO — so you're installing and maintaining that whole device-level stack, and it's barely updated. Aura Mixer has HRTF surround built in, as a standalone app, next to a full per-app mixer.
Choose Aura Mixer for
Built-in surround plus a full mixer, actively maintained.
Choose HeSuVi for
A large free library of HRIR surround profiles to sample.
| Feature | Aura Mixer | HeSuVi |
|---|---|---|
| Setup time from scratch | Strong: ~5 min | Weak: 30–60 min (needs APO) |
| Dependencies | Strong: Standalone app | Weak: Requires Equalizer APO |
| HRTF / virtual surround | Strong: Built-in (Enhanced + Immersive) | Strong: Large free HRIR library |
| HRIR licensing | Strong: Openly licensed (research DBs · CC/Apache) | Weak: Grey-area — commercial rips |
| Per-app volume & EQ | Strong: Native | Weak: No |
| Actively maintained (2026) | Strong: Yes | Weak: Barely |
| Audio latency | Strong: ~2.7 ms per buffer at 128 samples (10 ms default) | Partial: Varies |
| Built-in parametric EQ | Strong: 12-band, per channel | Partial: Via APO only |
| Hotkeys, automation & local API | Strong: Built-in — hotkeys, rules & API | Weak: None |
| Survives Windows updates | Strong: Yes | Partial: Can break with APO |
| Price | Strong: Free tier + one-time license | Strong: Free |
In fairness
HeSuVi ships a large library of free HRIR / surround profiles — many headphone virtualizations to A/B in one place — and it costs nothing. If you enjoy sampling dozens of community surround presets, that breadth is its strength. The catch: many of those profiles are extracted from commercial virtualizers (Dolby, DTS and the like) without a license — a copyright grey area you take on when you install them. Aura Mixer focuses on a clean, built-in HRTF from openly-licensed research data, working without the Equalizer APO dependency and sitting in the same app as your volume and EQ.
Switching over
Because Aura Mixer doesn't rely on Equalizer APO, you can try its spatial output with HeSuVi still installed, compare them, and then uninstall the APO stack if you prefer Aura's built-in surround.
Yes for most people — it has HRTF-based surround built in, so you get directional cues on headphones without installing Equalizer APO underneath. What it doesn't replicate is HeSuVi's sheer library of community HRIR sets; Aura ships a curated set rather than dozens to sample.
No. That's the main difference — Aura Mixer's spatial audio is native and standalone, so there's no APO stack to install, configure or keep working after a Windows update.
Most of it — the free tier includes both the Generic and Enhanced HRTF models plus stereo tools. Folding a 5.1/7.1 source to headphones is free too. The one-time license adds the Immersive measured profile and Custom HRIR import, along with the FX rack, VCA groups and LUFS metering.
It can help you place footsteps and gunfire more precisely on headphones. It's just HRTF processing — completely legal and anti-cheat safe. It makes directional audio easier to read, and reveals nothing you couldn't already hear.
Grab the free tier, or unlock the full studio — no subscription.