What Is Audio Latency – and How to Reduce It

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Latency is the short delay between making a sound and hearing it through your computer. A little is normal; too much makes recording feel disconnected, like singing over a slightly late echo. The good news is it’s almost always fixable.

What causes latency

Your computer processes audio in small chunks called the buffer. A bigger buffer is easier on your CPU but adds delay; a smaller buffer lowers delay but works the CPU harder. Drivers, sample rate and plugins all play a part too.

How to reduce it

  • Lower your buffer size while recording (try 64-128 samples), raise it again for mixing.
  • Use the right driver – ASIO on Windows; macOS handles this natively.
  • Use direct monitoring on your interface to hear yourself with zero delay.
  • Freeze or disable heavy plugins while tracking.

Direct monitoring is the secret

Most interfaces let you monitor your input directly through the hardware, bypassing the computer entirely – so there’s no perceptible delay no matter your buffer. It’s the simplest fix for recording comfortably.

Buffer size and drivers are set in your DAW and interface – our audio interface setup guide walks through it, and the interface buying guide covers which features matter.

Shop related gear

Low-latency interfaces to keep delay down:

2-in / 2-out USB-C Audio Interface
Low-latency USB-C
2-in / 2-out USB-C Audio Interface

Clean preamps and low-latency USB-C — the sweet spot for most home studios.

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Thunderbolt Audio Interface
Thunderbolt
Thunderbolt Audio Interface

Ultra-low-latency interface for demanding, larger sessions.

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→ Browse all audio interfaces in the shop

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