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Supports: ODS
.ods spreadsheets, or click "Add Files" to browse. Batch conversion is supported, and files stay in your browser session — no account, no email gate..tiff and .tif, set Image Transparency (defaults to a white background), then click Convert. Each spreadsheet sheet/page renders to its own TIFF file.ODS (OpenDocument Spreadsheet) is the spreadsheet half of the OpenDocument Format — a ZIP-compressed XML container standardised as ISO/IEC 26300 and approved as an OASIS standard on 1 May 2005, with v1.2 published as an ISO standard on 17 June 2015. It's the native format of LibreOffice Calc and Apache OpenOffice Calc, and Google Sheets exports to it. TIFF (Tagged Image File Format), created by Aldus in 1986 and now maintained by Adobe under TIFF 6.0 (1992), is the standard for lossless raster archival and high-fidelity print. Rasterising ODS to TIFF gives you a frozen visual record where every cell, border, and gridline is preserved exactly as it was rendered.
.ods natively, but every OS ships a TIFF viewer. LibreOffice itself doesn't expose DPI control when exporting Calc to TIFF directly — a documented community workaround — so going through a browser tool sidesteps that limitation.| Property | ODS | TIFF |
|---|---|---|
| Type | Spreadsheet (XML in ZIP) | Raster image |
| Standard | OASIS / ISO/IEC 26300 (2006, v1.2 in 2015) | Adobe TIFF 6.0 (1992) |
| Editable cells / formulas | Yes | No (image only) |
| Lossless | Yes (XML) | Yes (with LZW / Deflate / none) |
| Multi-page in one file | One workbook with multiple sheets | Multi-page TIFF (one file per export run) |
| Typical opener | LibreOffice Calc, Excel 2007+, Google Sheets | Photoshop, Preview, IrfanView, browsers (Safari) |
| Use case | Live data work | Archive, print, embed |
| Max file size | Limited by RAM, no spec cap | Classic TIFF 4 GiB; BigTIFF up to 18 EiB |
| Compression | Lossy? | Best for | Notes |
|---|---|---|---|
| None | No | Maximum compatibility | Largest files; every TIFF reader supports it |
| LZW | No | Archival, OCR | Patent expired 2003-2004; now universally supported |
| Deflate (ZIP) | No | Modern archival | Smaller than LZW on text-heavy images |
| PackBits | No | Legacy / Mac compatibility | Modest savings; baseline TIFF |
| JPEG | Yes | Smaller files for screen-only use | Introduces ringing around text edges; avoid for OCR |
| CCITT Group 4 | No | 1-bit black-and-white scans only | Not suitable for full-colour spreadsheets |
| DPI | A4 page (px) | Approx file size (LZW) | Best for |
|---|---|---|---|
| 72 | 595 × 842 | ~300-600 KB | Web preview, email |
| 150 | 1240 × 1754 | ~1-2 MB | Slide decks, screen viewing |
| 300 | 2480 × 3508 | ~3-8 MB | Print, professional documents |
| 600 | 4960 × 7016 | ~15-30 MB | OCR, fine text, scientific notebooks |
| 1200 | 9921 × 14032 | ~80 MB+ | Archival, fine-art reproduction |
LibreOffice Calc's File → Export to TIFF dialog renders at screen resolution and does not expose a DPI control — a long-standing community-reported limitation that's documented on the OpenOffice forum and the official LibreOffice guide. The accepted workaround is to export to PNG, open in another tool, change DPI, and re-save as TIFF. A browser converter that exposes 72-1200 DPI presets directly skips that round-trip.
Yes. Each printable sheet/page in the ODS is rasterised to a separate TIFF file at the DPI and compression you select. If you have a three-sheet workbook you'll get three TIFFs (or more, when long sheets paginate across page breaks set in Page Style).
For archival or OCR, pick LZW or Deflate — both are lossless, preserve every pixel, and are universally supported in modern TIFF readers since LZW patents expired in 2003-2004. For screen-only sharing where small file size matters more than perfect text edges, JPEG compression inside a TIFF wrapper is fine but introduces faint ringing around character edges. None gives the largest file but the broadest compatibility with very old viewers.
300 DPI is the print-industry standard and matches the native resolution of most office laser printers; the default 300 DPI preset will produce sharp output on letter or A4. Bump to 600 DPI only if your output device is a high-end imagesetter or you need to magnify a section in a printed report.
Yes for image-viewer use. Safari on macOS/iOS opens TIFF natively, the Windows Photos app and Preview on macOS handle it, and Android can view via Google Photos with built-in support for common TIFFs. For multi-page TIFFs and uncommon compressions (CCITT Group 4, old-Mac PackBits) you may need IrfanView, ImageMagick, or a dedicated viewer.
PDF is excellent when you need text to remain selectable and searchable. TIFF is preferable when you need a pure raster bitmap that's tamper-evident, compresses losslessly, and integrates directly with imaging pipelines (medical, legal discovery, OCR farms). Many archival programmes accept both — PDF/A for searchable archives, TIFF for visual fidelity. If selectable text matters more than pixel exactness, try ODS to PDF instead.
Yes. In Google Sheets, choose File → Download → OpenDocument (.ods) and upload the resulting file. The converter renders the same way it would for a LibreOffice or OpenOffice ODS — formulas, cell formatting, and conditional formatting all bake into the rasterised image.
Classic TIFF uses 32-bit offsets and is therefore capped at about 4 GiB per file — a real ceiling if you're at 1200 DPI on a wide multi-sheet workbook. BigTIFF (64-bit offsets) raises the cap to 18 EiB but isn't supported by every reader. If you anticipate very large output, pick 600 DPI with LZW instead of 1200 DPI uncompressed, or split a large workbook into per-sheet runs. For non-image alternatives at smaller sizes see ODS to PNG or ODS to JPG.
ODS (OpenDocument Spreadsheet, file extension .ods) is the spreadsheet member of the OpenDocument Format (ODF) family. It's a ZIP archive containing XML for cells, formulas, styles, and embedded objects, defined by OASIS and published as ISO/IEC 26300 (originally 2006, current v1.2 ratified by ISO in 2015). LibreOffice Calc, Apache OpenOffice Calc, Collabora Online, ONLYOFFICE, and Microsoft Excel 2007+ can all read and write it natively.