Parquet to TSV Converter
Processing entirely on your device — large files may take a moment.
Many research datasets and database dumps ship as TSV; converting to CSV or JSON makes them broadly usable. If your files are still in Parquet format, this page is the shortcut: Parquet is the columnar storage format of the big-data world: Spark, Pandas, DuckDB, BigQuery and data lakes all speak it natively. Columns are compressed and typed, so files stay small and analytical queries stay fast.
iLoveConverter processes everything locally on your computer, which makes it private and fast: no upload wait, no server storage, no limits. Add as many files as you like — batch conversion is built in.
How Parquet compares to TSV
| Parquet | TSV | |
|---|---|---|
| Structure | Row groups × columns | One flat table |
| Types / schema | Typed, per-column compressed | Untyped |
| Compatibility | Spark, Pandas, DuckDB, BigQuery | Spreadsheets paste natively |
| Best for | Analytics, data pipelines, lakes | Quick spreadsheet exchange |
How to convert Parquet to TSV
- 1
Select your files
Drag & drop your Parquet files onto the area above, or click to browse. You can add multiple files at once for batch conversion.
- 2
Convert instantly
Click "Convert to TSV". The conversion runs entirely inside your browser using WebAssembly — no upload, no queue, no waiting.
- 3
Download results
Download each converted TSV file individually, or grab everything at once as a ZIP archive.
About the Parquet format
Parquet is the columnar file format that the data-engineering world standardized on: instead of storing one row after another, values are grouped by column, compressed as a block, and annotated with exact types. That layout is why a Parquet export is often 5–10× smaller than the same table as CSV, and why Spark, Pandas, DuckDB, BigQuery, Snowflake and every modern data lake read it natively.
The catch is that Parquet is binary and column-oriented — you cannot open it in a text editor or most spreadsheet apps. A converter is the bridge: flatten a Parquet file into CSV or JSON to inspect it, hand XLSX/TSV/CSV to it when a cleaned-up table needs to travel back into the pipeline. Types survive both directions, so numbers stay numbers.
+ Strengths
- ✓5–10× smaller than CSV via per-column compression
- ✓Exact column types — no silent string coercion
- ✓The lingua franca of Spark / Pandas / DuckDB / data lakes
! Limitations
- −Binary — unreadable without a dedicated tool
- −Overkill for small hand-edited tables
- −Nested schemas can confuse simple converters
About the TSV format
TSV is CSV's tab-separated sibling: rows as lines, columns split by tabs, everything plain text. Its quiet superpower is the clipboard — copy a range in Excel or Sheets, paste into a text editor, and you are looking at TSV; paste it back and the grid restores. That round-trip makes it the Lingua franca of ad-hoc spreadsheet work.
The tab delimiter avoids CSV's comma-in-text quoting dance, at the price of being broken by any value that itself contains a tab — there is no standard quoting. Like CSV it is untyped, single-table, and happiest as a quick exchange or import format.
+ Strengths
- ✓Round-trips through the clipboard with spreadsheets
- ✓No quoting rules to worry about
- ✓Columns align visually in monospace editors
! Limitations
- −A tab inside any value corrupts the file
- −Untyped and single-table like CSV
- −Some tools assume CSV only
Why convert Parquet to TSV?
There is a concrete reason this conversion exists: Binary — unreadable without a dedicated tool TSV sidesteps that — Round-trips through the clipboard with spreadsheets If that is your situation, the tool above settles it in seconds, entirely on your device.
Frequently asked questions
Is this Parquet to TSV converter really free?
Yes — completely free, with no sign-up, no watermark and no daily conversion limits. The site is supported by advertising.
Are my files uploaded to a server?
No. The conversion runs entirely inside your browser using WebAssembly, so your files never leave your device — that is what makes it instant and private.
Does it work on Windows, Mac, iPhone and Android?
Yes. Anything with a modern browser works: Windows, macOS, Linux, Android and iOS. No software installation is required.
What about special characters and non-English text?
Everything is handled as UTF-8. When you export CSV for Excel, a UTF-8 BOM is included automatically so Chinese, Japanese, Korean and accented characters display correctly on both Windows and macOS.
How large can my Parquet file be?
Since everything runs locally in your browser, the real limit is your device memory rather than an upload cap. Files up to a few hundred megabytes are usually fine on a modern computer; extremely large ones simply take longer.
Is my data safe here?
Yes. The conversion is plain JavaScript running in your tab: the data is parsed and re-serialized in memory, never sent anywhere, and disappears when you close the page.