Windows · Free download · Audio Video

Speex1.2 Beta 3

Speex - Designed for compressing voice at low bitrates

Operating system
Windows XP
File size
479 KB
License
Freeware
Last updated
Nov 22, 2025

217 downloads·747 page views

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Overview

What is Speex?

Speex - Designed for compressing voice at low bitrates

In depth

A closer look at Speex

Speex is an Open Source/Free Software patent-free audio compression format designed for speech. The Speex Project aims to lower the barrier of entry for voice applications by providing a free alternative to expensive proprietary speech codecs. Moreover, Speex is well-adapted to Internet applications and provides useful features that are not present in most other codecs. Speex is a useful audio compression utility that will come in handy. Speex is based on CELP and is designed to compress voice at bitrates ranging from 2 to 44 kbps.

Requirements

System requirements

Windows XP / Windows 2K

Verdict

Should you download Speex?

Speex runs on Windows XP and is available under the Freeware license — the installer is 479 KB. We’ve catalogued it under Audio Video.

Verified clean. Every Speex build on SoftLookup is scanned for viruses, spyware, adware, trojans and backdoors. We re-test on every update.
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At a glance

Speex specifications

Category
Audio Video
Last updated
Nov 22, 2025
Requirements
Windows XP / Windows 2K
License
Freeware
Operating system
Windows XP
File size
479 KB
Price
Free
Page views
747

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