Convert TSV to Excel

Want to convert TSV file to Excel file?

Try Withdata Data File Converter, a desktop TSV to Excel converter for Windows, MacOS, and Linux, Convert TSV to Excel, Easy and Fast.

• Can run in GUI mode, Step by Step, just a few mouse clicks.
• Can run in Command line, for Scheduled Tasks and Streams.
• Convert files locally and privately, avoid uploading large TSV file(s) to online services.
• Support Windows, Linux, and macOS.

Download Withdata DataFileConverter
Windows 64 bit
Windows 32 bit
Linux .deb (For Debian, Ubuntu) 64 bit
Linux .rpm (For Red Hat, Fedora, SUSE) 64 bit
MacOS 64 bit

Convert TSV to Excel

Choose TSV file -> Set Excel file -> Convert TSV to Excel

“Start a New Convert” for “TSV to Excel”.

Select From “File” “TSV” To “File” “Excel”.

1. Open source TSV file.

Support large TSV file ( > 4GB ).

Source TSV file’s content is like this:

2. Config target Excel file.

3. Set rows options.

4. Convert TSV to Excel.

After converting, you can view the output Excel file.

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More about TSV to Excel converter

See also:

• Merge multiple TSV files into one Excel
• Batch convert TSV files to Excel files

TSV → EXCEL reference

Type mapping

Value kind	in TSV	in EXCEL
Int	1234	1234 (a real numeric cell)
Bigint	9007199254740993	9007199254740993 (exact only while the cell stays text)
Decimal	1234.56	1234.56 (numeric cell, format controls the displayed decimals)
Float	1.234e+10	1.234E+10 (numeric cell)
Text	unquoted; a tab in the value splits the column	text cell; leading zeros survive only if the column is text
Long text	unquoted; newlines break the row	text cell; wraps inside the cell rather than the row
Date	2026-09-18	a serial number plus a date cell format
Datetime	2026-09-18 14:30:00	a serial number plus a date-time cell format
Binary	not representable	not representable as data
Boolean	TRUE / FALSE	TRUE / FALSE (a real boolean cell)
JSON	the whole JSON value as-is (its own quotes stay)	a text cell; the quotes are part of the value

Dialect differences

Both TSV and EXCEL are file formats, so what differs below is how each one chooses to represent a value.

Property	in TSV	in EXCEL
identifiers	Rarely used, which is exactly why tabs in data break it	Not applicable; a cell holds exactly one value
dates	Conventional text: 2026-09-18 or 2026-09-18 14:30:00	Stored as a serial number; only the cell format makes it lo...
binary	Not supported - must be encoded	Only as text or an embedded object, not as a data column
separator	Tab	Cells, not delimiters
encoding	No declaration - UTF-8 works only with a BOM	UTF-8 internally, declared in the package
typing	None - every field is text	Real cell types: text, number, date, boolean, error
shape	Flat table, optional header row	Multiple sheets, each a flat grid
ceiling	No formal limit	1,048,576 rows x 16,384 columns per sheet; 255 sheets per w...

Convert TSV to Excel the easy way

Use the TSV to Excel converter — an offline desktop app for Windows, macOS and Linux. Nothing to upload, large files and batch runs supported (free trial).

New to the format? Read what a TSV file is (and how it differs from CSV).