Slop Tables · In development
Spreadsheet editor
Excel and Google Sheets, rebuilt for the browser.
Nothing to install: just open it in the browser on your phone, tablet or computer. It keeps working without internet after your first visit. Want an icon on your home screen? On iPhone or iPad, tap Share, then Add to Home Screen. On Android, open the browser menu and tap Add to Home screen. On a computer, click the install icon in the address bar.

Slop Tables has these main features: 300+ functions, charts and pivot tables; Opens XLSX, ODS and CSV; saves XLSX and CSV. It opens Excel (.xlsx), OpenDocument spreadsheet (.ods), CSV, TSV.
In development: some features listed below may not be finished yet.
What you can do with Slop Tables
- A free spreadsheet in your browser
- Budget spreadsheet template
- A free Excel alternative in your browser
How Slop Tables compares
Slop Tables next to Google Sheets, Microsoft Excel for the web, LibreOffice Calc, Zoho Sheet: facts from each tool's own pages, checked 2026-10-24. We make Slop Tables.
| Tool | Price | Account | Runs in | Excel files | Kept in |
|---|---|---|---|---|---|
| Slop Tables ours | Free | Not needed | In the browser on any device; works offline after the first visit | Opens XLSX and ODS; saves XLSX | Slop Drive, in this browser |
| Google Sheets | Free with a Google Account; some Gemini features need a Workspace plan | Google Account | Browser and mobile apps | Converts or edits Excel files directly | Google Drive (15 GB free, shared) |
| Microsoft Excel for the web | Free; Microsoft 365 Personal $9.99 a month or $99.99 a year (US) adds desktop apps | Microsoft account | Browser | Native (.xlsx); also opens .ods | OneDrive (5 GB free) |
| LibreOffice Calc | Free and open source (MPL 2.0) | Not stated | Windows, macOS and Linux app | Loads and saves XLSX | Not stated |
| Zoho Sheet | Free to collaborate on | Not stated | Browser; Windows, macOS, Android and iOS apps | Imports Excel files | Not stated |
| Feature | Slop Tables ours | Google Sheets | Microsoft Excel for the web | LibreOffice Calc | Zoho Sheet |
|---|---|---|---|---|---|
| Free to use | Yes | Yes | Yes | Yes | Yes |
| No account needed | Yes | No | No | Not stated | Not stated |
| Works in the browser, no install | Yes | Yes | Yes | No | Yes |
| Opens XLSX | Yes | Yes | Yes | Yes | Yes |
| Saves XLSX | Yes | Yes | Yes | Yes | Not stated |
| ODS files | Opens | Not stated | Opens | Yes | Not stated |
| Charts | 4 types | Yes | Yes | Yes | Nearly 40 types |
| Pivot tables | Yes | Yes | Yes | Yes | Yes |
| Sort and filter | Partly | Yes | Yes | Not stated | Not stated |
| Conditional formatting | No | Not stated | Not stated | Not stated | Yes |
| Macros | No | Not stated | Do not run | Not stated | Yes |
| Real-time co-editing | No | Yes | Yes | Not stated | Yes |
| Version history | No | Yes | Not stated | Not stated | Yes |
| Templates | Yes | Not stated | Yes | Not stated | Not stated |
| AI assistant that uses the app | Local model or your own key | Not stated | Not stated | Not stated | Yes |
| Works offline | After the first visit | Chrome or Edge, with an extension | Not stated | Desktop app | In its apps |
The full comparison, with sources: The best free spreadsheet apps, compared
Feature matrix
| Feature | Status | File types |
|---|---|---|
| 300+ functions, charts and pivot tables | In development | Excel (.xlsx), OpenDocument spreadsheet (.ods), CSV, TSV |
| Opens XLSX, ODS and CSV; saves XLSX and CSV | In development | Excel (.xlsx), OpenDocument spreadsheet (.ods), CSV, TSV |
| Templates to start from | In development | Excel (.xlsx), OpenDocument spreadsheet (.ods), CSV, TSV |
| Offline .html | In development | Excel (.xlsx), OpenDocument spreadsheet (.ods), CSV, TSV |
File types
Slop Tables opens Excel (.xlsx), OpenDocument spreadsheet (.ods), CSV, TSV.
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