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Convert XLTX to XLSM

Convert XLTX files to XLSM online – Keeps every sheet, formula and format.

or drag them here, or paste with Ctrl+V / ⌘V

Spreadsheets (XLSX, XLS, XLSM, XLTX, XLT, ODS, OTS, FODS, CSV, TSV, DIF, SLK, NUMBERS, ET, SDC), documents and e-books · up to 10 files at once

Conversion options

PDF pages

Leave empty for all, or type e.g. 1-3, 5, 8-

Resolution
PDF document
Page size
Images per page
Image resolution in the PDF
Image
Icon sizes (px)
Video

Lower resolutions reduce file size. The video will not be enlarged.

Audio
Bitrate

Higher means better sound and a larger file. “Auto” keeps the bitrate of the original (at least 128 kbit/s); from lossless files it uses the format’s high-quality setting.

Sample rate
Channels
Cut (optional)

Times such as 1:30 or 0:45.5. Leave empty to keep the whole recording.

Picture

The video shows this picture for the whole length of the sound – for example to upload music or a podcast to YouTube.

Video size
Document
Resolution
Pages to convert

Several pages arrive as a ZIP with one image per page.

Shown by e-readers in the library; leave empty to keep what the document says.

PDF/A-2b embeds all fonts so the file looks the same in many years; required by many courts and public offices.

Scales every sheet so it fits on a single page instead of being split across several.

Sheets

CSV and TSV hold one table: with “Every sheet” each sheet becomes its own file, together in a ZIP.

Separator

Excel in many European languages expects a semicolon; most other programs a comma.

Convert on our server?

If you continue, the file is uploaded over an encrypted connection and converted on our server. You can keep using the site meanwhile. The original is deleted as soon as it is converted; the result is kept for 7 days so you can download it, and you can delete it at any time. Files are never shared or used for anything else.

Spreadsheets are uploaded only after you accept and are converted on our server. The input is deleted after processing; results are kept for 7 days. Privacy details

How to use: XLTX to XLSM

  1. 1 Click “Choose files” or drop your XLTX file onto the page (up to 10 at once).
  2. 2 XLSM is already selected as the output; there is nothing else to set.
  3. 3 Click “Convert” and confirm the upload: spreadsheets are converted on our server.
  4. 4 Follow the upload, the place in the queue and the progress – you can keep browsing meanwhile.
  5. 5 Download the XLSM file when it is ready; it stays available for 7 days unless you delete it.

About this tool

XLTX is an Excel template: new workbooks start from it with its sheets, styles and formulas. XLSM is an Excel workbook that may contain macros (VBA).

This converter turns your XLTX file into XLSM, the right choice for Excel workbooks that are meant to hold macros. Every sheet, value, formula, number format and cell style is taken over, so you can keep working with the XLSM file in your spreadsheet program. Add up to 10 files at once – each one is converted in the background, so you can keep using the site and download every result as soon as it is ready.

Spreadsheets are converted on our server: the upload starts only after you confirm, the original is deleted after conversion and the result is kept for 7 days unless you delete it sooner.

Frequently asked questions

How do I convert XLTX to XLSM?

Choose or drop your XLTX file, keep XLSM as the output and click Convert. After you confirm the upload, our server converts the file and shows the progress; then you download the XLSM file.

Can I convert several XLTX files at once?

Yes. Add up to 10 files at a time. Each gets its own background job with its own progress, and you can download each result as soon as it is finished.

How large can the file be?

Each file can be up to 100 MB.

What happens to my file?

It is uploaded only after you confirm. The original is deleted as soon as the conversion is finished, and the XLSM file is kept for 7 days so you can download it – you can delete it yourself at any time.

Is the XLTX to XLSM converter free?

Yes. It is free, without sign-up and without a watermark.

Are formulas and formatting kept?

Yes – every sheet, value, formula, number format, cell style and merged cell is kept. Charts, pivot tables and macros can be simplified, because every spreadsheet program stores them a little differently, so check the result.

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