XTrans

Plans and prices

Every plan, in full

On the record

Audio formats

Supported audio formats include .sph, .wav, .aiff, .flac, and .ogg.ldc.upenn.edu · read 11 Oct 2026

Audio segmentation

It supports segmenting audio into smaller units such as turns and sentences, speaker identification, orthographic transcription, and transcript structure labeling.ldc.upenn.edu · read 11 Oct 2026

Export formats

Tab-delimited format (TDF)ldc.upenn.edu · read 23 Sep 2026

Intended users

LDC describes XTrans as designed for high-quality, high-volume transcription tasks involving real-world data.ldc.upenn.edu · read 11 Oct 2026

Language support

XTrans supports bidirectional text input for languages including Arabic, Farsi, Urdu, and Hebrew, and is Unicode compliant.ldc.upenn.edu · read 11 Oct 2026

License and availability

XTrans is free, and its Linux and Windows releases are under GPLv3.ldc.upenn.edu · read 11 Oct 2026

Overlapping speakers

Virtual Speaker Channels let users associate many speakers or sound sources with the same audio channel.ldc.upenn.edu · read 11 Oct 2026

Purpose

XTrans is a multi-platform, multilingual, multi-channel tool for manual transcription and annotation of audio recordings.ldc.upenn.edu · read 11 Oct 2026

Quality control

The interface includes quality-control functions, including speaker identification and segment labels.ldc.upenn.edu · read 11 Oct 2026

Simultaneous recordings

Users can open an effectively unlimited number of audio files for simultaneous transcription.ldc.upenn.edu · read 11 Oct 2026

Speaker identification

Yesldc.upenn.edu · read 23 Sep 2026

Technology

XTrans components are written in Python and C++ and use LDC’s QWave waveform display module.ldc.upenn.edu · read 11 Oct 2026

Timestamp support

Yesldc.upenn.edu · read 23 Sep 2026

Transcript formats

XTrans outputs tab-delimited TDF transcripts and directly imports some XML formats, including Transcriber TRS.ldc.upenn.edu · read 11 Oct 2026

Use in research

LDC reports that it and its government, academic, and industrial partners used XTrans to create more than 3,500 hours of time-aligned verbatim transcripts.ldc.upenn.edu · read 11 Oct 2026

Alternatives to XTrans

S SuperwhisperAndroidiPhone & iPad+4 F f4transkriptWebWindows+2 HS Happy ScribeAndroidiPhone & iPad+2 SS Simon SaysiPhone & iPadWeb+4 N NottaAndroidiPhone & iPad+4 E easytranscriptWindowsMac+1 ES Express ScribeWindowsMac+2 G GladiaWebWindows+2

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