Click the "Select File" button above, and choose your UPK file.
You’ll see a preview, if available.
Click the "Convert file to..." button to extract text information.
Convert UPK to another file type
To convert UPK packages to another format, you need Unreal Engine or other Game software.
Convert a file to UPK
To convert other file formats to the "Game Data Archive" file type, you need software like Unreal Engine or a similar tool.
About UPK files
The .UPK file is an Unreal Engine Package format primarily used by Epic Games' Unreal Engine 3 to store compiled game assets. These archives bundle 3D meshes, textures, animations, audio tracks, and compiled UnrealScript logic into a single proprietary container. Games like Might & Magic Heroes VII and Mass Effect rely on .UPK files to load levels and characters efficiently. You can extract them using specialized modding software like UModel (Unreal Model Viewer) or the original Unreal Development Kit (UDK). Users typically need to convert or unpack .UPK files to extract the source assets for game modding, archival, or importing into modern game engines. The current format is heavily disadvantageous for general use: it is proprietary, frequently exceeds gigabytes in size, and is often 'cooked' - meaning developer-specific editor data is permanently stripped out to optimize performance. When unpacking, the most practical target formats are .FBX or .OBJ for 3D models, .DDS or .PNG for textures, and .OGG or .WAV for audio files. Be aware that complex shader networks and skeletal rigging data are frequently lost during extraction. This file format is notoriously difficult to process because Epic Games frequently customized the serialization logic for individual game releases, meaning standard archiving tools cannot read them. Just drag and drop your file to identify the format, view it, and convert it when possible on convert.guru. We can inspect the binary header to confirm the exact Unreal Engine build version, and if our analysis detects a supported underlying or embedded format, viewing or conversion may still be possible.
Convert.Guru analyzes your UPK file, detects the exact format, and lets you read the text inside.
If you want to convert UPK file to EXE, ISO, BIN, CUE, PAK, WAD, PK3, PK4, BSP, MAP, SAV or DAT, you can use Unreal Engine or similar software from the "Game Asset Archive" category. In the File menu, look for Save As… or Export….
To convert MOD, BIN, CFG, SCX, DAT, MPQ, LOG, CUE, INI, EXE, SCM or ISO files to UPK, try Unreal Engine or another comparable tool in the "Game Asset Archive" category.
The UPK 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 UPK converter.