Click the "Select File" button above, and choose your TRI file.
You’ll see a preview, if available.
Click the "Convert file to..." button to extract text information.
Convert TRI to another file type
To convert TRI 3D models to another format, you need TA Instruments TRIOS or other Data software.
Convert a file to TRI
To convert other file formats to the "Thermal Analysis Data" file type, you need software like TA Instruments TRIOS or a similar tool.
About TRI files
The .TRI file extension is primarily used to store proprietary thermal analysis data generated by TA Instruments TRIOS software. It captures critical thermodynamic metrics like heat flow and weight changes during material testing. Alternatively, the format is widely used in the 3D graphics and gaming communities as a character face model or mesh file. It stores facial morphs and polygon data for tools like Singular Inversions FaceGen and modding utilities such as BodySlide and Outfit Studio for Bethesda games like Skyrim. Lastly, Sage accounting software utilizes .TRI files as internal database index files.
Working with .TRI files presents significant challenges. The thermal data files are closed and proprietary, meaning they cannot be opened in standard spreadsheet software or web browsers without expensive lab licenses. Game mesh .TRI files use obscure formats that standard 3D viewers cannot read natively. Sage index files are completely useless outside the database structure. For 3D workflows, converting the file to OBJ, STL, or FBX is highly recommended to restore cross-platform compatibility. For laboratory data, exporting to CSV, XLSX, or PDF is the only practical way to share results.
Because this file format is heavily fragmented and difficult to open, standard online converters fail to process it. Often, only the original software can properly read or export the data. If our analysis detects a supported underlying 3D mesh or embedded text, viewing or conversion may still be possible.
Convert.Guru analyzes your TRI file, detects the exact format, and lets you read the text inside.
If you want to convert TRI file to OBJ, FBX, DAE, 3DS, MAX, BLEND, MA, MB, C4D, STL, PLY or WRL, you can use TA Instruments TRIOS or similar software from the "Thermal Analysis Data Storage" category. In the File menu, look for Save As… or Export….
To convert DWG, DAE, X3D, IGES, WRL, JT, SKP, 3DS, 3DM, OBJ, STEP or FBX files to TRI, try TA Instruments TRIOS or another comparable tool in the "Thermal Analysis Data Storage" category.
The TRI 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 TRI converter.