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 "Unreal Engine Asset Package" file type, you need software like Unreal Engine or a similar tool.
About UPK files
The .UPK file is an Unreal Engine Package format developed by Epic Games. It functions as a specialized archive to store game assets, including 3D models, textures, sound effects, and compiled code. Game developers use Unreal Engine to pack these assets together to optimize loading times and secure game data. Many popular games, including those running on Unreal Engine 3, heavily rely on this format to load levels and characters. The main disadvantage of the .UPK format is its proprietary nature. Standard archive extractors like WinRAR or 7-Zip cannot read it. These files are highly compressed and often encrypted or localized to specific game versions. This creates a severe limitation for game modders or users who want to extract music or 3D meshes, as opening a .UPK file requires the original game editor or specialized third-party community tools like UE Viewer. When converting a .UPK file, the goal is usually extraction rather than direct format shifting. You want to unpack the archive to get PNG or DDS files for textures, WAV or OGG files for audio, and FBX or OBJ files for 3D meshes. Standard online converters fail completely with this format because they lack the specific Unreal Engine decompression libraries needed to parse the headers. This is why .UPK files are notoriously difficult to open or convert online. Usually, only the original engine can properly read or export the compiled data. If our analysis detects supported underlying formats, viewing or partial extraction of the assets inside the .UPK package 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.