UD Converter

Extract text from UD files

Select File
Drop or upload your .UD file

Online File Converter

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How to extract text from your UD file

Click the "Select File" button above, and choose your UD file.
You’ll see a preview, if available.
Click the "Convert file to..." button to extract text information.

Convert UD to another file type

To convert your UD file to another format, you need Visual Arranger or other Data software.

UD to TMP
UD to TEMP
UD to CACHE
UD to LOG
UD to BAK
UD to OLD
UD to NEW
UD to PART
UD to DOWNLOAD
UD to CRDOWNLOAD
UD to LOCK
UD to PID

Convert a file to UD

To convert other file formats to the "User Data Container" file type, you need software like Visual Arranger or a similar tool.

DEVICE to UD
CACHE to UD
SOCK to UD
SYMLINK to UD
PID to UD
MOUNT to UD
FIFO to UD
LOG to UD
PIPE to UD
TMP to UD
JUNCTION to UD
TEMP to UD

About UD files

The .UD extension is a classic 'container' format used by two completely different industries, creating significant confusion for users trying to open one.

1. Yamaha Visual Arranger User Data (Legacy Audio)

The most common variation (approx. 21%) is a project file from Yamaha Visual Arranger, a music composition tool from the Windows 95 era. These files contain arrangement data, custom styles, and melodic sequences.

The Problem: This format is effectively 'abandonware.' Modern audio software (DAWs) like Ableton Live or Logic Pro cannot natively read these files. You are locked out of your old music projects.
The Solution: The ideal conversion target is MIDI. This rescues the note data, allowing you to remix the composition with modern virtual instruments. For archiving, recording playback to MP3 or WAV is recommended.

2. Amdocs Universal Data (Enterprise Data)

In enterprise environments, a .UD file is often a Universal Data transaction log generated by Amdocs billing and CRM systems.

The Problem: These are often large, unformatted text or binary dumps used for high-volume transaction logging. They are not human-readable in raw form and don't open correctly in standard office software.
The Solution: For analysis, these should be converted to structured formats like CSV, XLSX (Excel), or JSON. This allows data analysts to parse the logs without needing the full Amdocs suite.

3. OmniPage User Dictionary

Less frequently, this is a custom dictionary file from OmniPage (now Tungsten Automation). Users need to convert these to TXT to view or edit the list of custom words added during OCR scanning processes.

Convert.Guru analyzes your UD file, detects the exact format, and lets you read the text inside.

Users also converted UD5, OCM, UTF and AOL files.

The UD Converter Story

The history of Convert.Guru began over 25 years ago in California with Tom Simondi’s file-format database. A former contributor to Space Shuttle development and a software pioneer of the 1980s, Simondi established a trusted resource for file type analysis that was even referenced by Microsoft Windows XP. Today, we use modern technology to process and convert thousands of file formats while continually improving our UD converter.