Edit any CSV.
Effortlessly.

A powerful CSV and TSV editor with Excel-like formulas, advanced filtering, and multi-format export. Built for people who work with data.

v0.1.0 · macOS, Windows

InCSV — customers.csv
File Undo Redo +Row +Col Find Sort Filter
Name
Email
City
Revenue
Active
1
Alice Chen
San Francisco
$128,400
true
2
Bob Martinez
New York
$94,200
true
3
Clara Webb
London
$215,800
false
4
David Kim
Tokyo
$176,500
true
5
Total
=SUM(D1:D4)

Import, edit, and export any tabular format

.csv CSV
.tsv TSV
.xlsx Excel
.json JSON
.html HTML

Everything you need.
Nothing you don't.

A focused, fast CSV editor without the bloat. Edit, filter, transform, export.

Excel-like Grid

AG Grid-powered spreadsheet with cell editing, column resize, reorder, and sorting. Feels like Excel, works with CSV.

386+ Formulas

HyperFormula engine with SUM, AVERAGE, VLOOKUP, IF, and 380+ Excel-compatible functions. Real formula bar with cell references.

Advanced Filtering

Multi-column filters with 14 operators. Combine rules with AND/OR logic. Find exactly the rows you need instantly.

Search & Replace

Find text across all cells with regex support, built-in patterns for emails, URLs, and more. Replace individually or all at once.

Multi-format Export

Export to Excel, JSON, HTML tables, Markdown, and XML. Import from Excel, JSON, and TSV. One editor, every format.

Native & Beautiful

Dark and light themes, custom titlebar, smooth animations, and a polished UI. Feels native on macOS and Windows.

Three steps. That's it.

1

Open

Open any CSV or TSV file, or drag and drop it. Auto-detects delimiters, encoding, and headers.

2

Edit

Edit cells inline, add formulas, sort and filter columns, search and replace across thousands of rows.

3

Export

Save as CSV, or export to Excel, JSON, HTML, Markdown, or XML. Your data, any format you need.

Ready to get started?

Free, native, and available for macOS and Windows.

v0.1.0 · Free · No account required