Gridoly.
Free · No signup · Convert, edit & share in your browser

Convert, edit & share Excel & CSV files — free, no signup

Gridoly is your in-browser spreadsheet toolkit: open an XLSX or CSV to edit it, or use free one-click tools to convert, merge and clean files — then share a link or download. No account, nothing to install.

No accountFree to useEdits stay in your browser
Q4-sales.xlsx — Gridoly
fxD6=SUM(D2:D5)

More than an editor — free one-click tools

No editing needed? Convert, merge and clean spreadsheets instantly in your browser — CSV ⇄ Excel ⇄ JSON, PDF export, dedupe and more. Free, no signup.

⇄CSV to ExcelConvert a .csv file into a clean Excel .xlsx workbook. ⇄Excel to CSVExport an Excel workbook to a clean .csv file. ⊕Merge Excel filesCombine several Excel/CSV files into one workbook. ▦All tools →Excel ⇄ CSV ⇄ JSON, PDF, dedupe and more.

Edit & share spreadsheets online

▦Edit XLSX & CSV onlineOpen an Excel or CSV file and start editing instantly — values, formulas and multiple sheets supported.
↗Share by linkGenerate a short link so anyone can open your spreadsheet — no exporting back and forth.
↓Download anytimeExport your work as a clean .xlsx file with every sheet preserved.
⚡No account, no installRuns entirely in your browser. No signup, no software, no waiting.

How it works

1Open or start freshImport an existing .xlsx, .xls or .csv file — or begin with a blank sheet.
2Edit in the gridType values, write formulas and work across multiple sheets, right in your browser.
3Share or downloadGenerate a share link or export a clean .xlsx — every sheet preserved.

Frequently asked questions

Can I edit Excel files online for free?

Yes. Gridoly lets you open XLSX and CSV files and edit them in your browser for free, with no signup or download required.

Do I need an account?

No. Import a file, edit it, and download or share a link — no account needed at any point.

Does it support formulas and multiple sheets?

Yes. You can work with formulas and workbooks containing multiple sheets. Shared links preserve your work.

Is my data stored anywhere?

Editing happens locally in your browser. A temporary copy is only saved when you create a share link.