TurboCalc
Unknownspreadsheet
TurboCalc Document is a spreadsheet application developed by Gregory R. Schmalhofer and published by Stefan Ossowski's Schatztruhe (better known as Aminet) for the Commodore 64 used on Amiga operating system. The system is very similar to Microsoft Excel. There were several vesions of TurboCalc published in the years of 1980 - 1999.
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| Extensions | .tcd |
|---|---|
| MIME types | application/octet-stream |
| Signatures | 01000c545552424f43414c43 at byte 0 (TurboCalc Document) |
| PRONOM | fmt/1585 |
| Wikidata | Q105850917 |
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From Just Solve the File Format Problem (File Formats Wiki), PRONOM, Wikidata. Updated 2026-10-24.