Convert BMP to TIFF

Ethical Tube's free BMP to TIFF converter turns BMP images into TIFF, a high-quality format used for printing and scanning. It runs entirely in your browser, so your images are never uploaded, and it's free with no sign-up or watermark.

Files are converted on your device and never uploaded.

Price
Free
Uploads
None, it runs on your device
Sign-up
Not needed
Batch
Unlimited files
Output
TIFF, lossless
Install
Nothing to install

How it works

How to convert BMP to TIFF

  1. Add your BMP files

    Drop BMP files onto the converter, click to choose them, or paste from the clipboard. Add as many as you like.

  2. Check the settings

    TIFF is already selected. Set a maximum width or height if you want smaller images.

  3. Download your TIFF images

    Each file gets its own download button as soon as it's ready. Download all saves everything in one ZIP file.

The formats

BMP and TIFF at a glance

  • What is a BMP file?

    BMP is the uncompressed bitmap format from early versions of Windows. It stores every pixel as is, so quality is perfect but files are large, often ten times the size of a PNG. Today it's mostly needed by older software, embedded devices, and some printers and label makers. It opens in Windows Paint and Photos, macOS Preview, browsers, and nearly every image editor.

  • What is a TIFF file?

    TIFF is a flexible, high-quality image format used for printing, scanning, archiving, and professional photography. It's usually lossless and can hold several pages in one file, which is why scanners and fax software use it. Files are large, and most browsers can't display TIFF images. It opens in macOS Preview, Windows Photos, Photoshop, GIMP, Affinity Photo, and most scanning, printing, and fax software. Safari is the only major browser that shows it.

Good to know

What changes when you convert BMP to TIFF

  • Both formats are lossless, so every pixel is kept exactly.
  • TIFF files are saved uncompressed, so they're large but lossless.
  • Metadata such as the camera model, date, and GPS location isn't copied to the new file, so you don't share your location by accident.
  • Very large images, around 100 megapixels or more, can exceed what the browser allows, especially on phones.

FAQ

Questions, answered

Is this BMP to TIFF converter free?

Yes. It's completely free, with no sign-up, no watermark, and no limit on how many files you convert. It costs Ethical Tube nothing to run, because the conversion happens on your own device rather than on a server.

Are my files uploaded anywhere?

No. The conversion runs inside your browser with the browser's built-in image codecs plus small WebAssembly encoders, so your files never leave your device. Once the page has loaded, it even works offline.

Does converting BMP to TIFF lose quality?

No. TIFF is lossless, so the converted image has exactly the pixels of the BMP.

Can I convert several BMP files at once?

Yes. Add as many as you like. They're converted one after another, and you can download each TIFF file as soon as it's ready or all of them in one ZIP file.

Does it work on iPhone, Android, Mac, and Windows?

Yes. It works in Chrome, Edge, Firefox, and Safari, on computers, iPhones, and Android phones.

What can open a TIFF file?

macOS Preview, Windows Photos, Photoshop, GIMP, Affinity Photo, and most scanning, printing, and fax software. Safari is the only major browser that shows it.

Is there a file size limit?

There's no upload limit because nothing is uploaded. The practical limit is your device's memory: everyday files are fine, and most computers handle images up to about 100 megapixels.

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