Kilomill

Kilomill TIFF to JPG

Convert TIFF to JPG

TIFF files from scanners, print shops and photo archives are large and many websites refuse them. Convert them to JPG here: the TIFF is read on your device and never uploaded.

  • No upload: runs in your browser
  • Batch + ZIP download
  • No sign-up, no watermark

Drop TIFF images here

or paste from the clipboard · JPG, PNG, WebP, AVIF, HEIC, GIF, BMP, TIFF, PSD, SVG, RAW · no upload

Quick presets
Save these settings

Only settings are saved in this browser. Your photos are never saved.

Output format

ICO: one file with 16, 24, 32, 48, 64, 128 and 256 px icons (up to the image size), transparent padding for non-square images.

PDF: one page per image. With several images, “Download as one PDF” puts them in a single file in list order.

File size

For JPG, WebP and AVIF. 70–80 is hard to tell from the original. PNG tries lossless and colour reduction, keeping detail unless you request a file-size target (see Advanced).

KB
KB

Aims at or below the maximum counting 1 KB = 1,000 bytes, so the file passes whether a site counts 1,000 or 1,024 bytes per KB.

Dimensions
DPI

Type the print size; the pixels are worked out from the resolution.

Leave one box empty to keep the proportions.

%
px
Advanced
PNG output
dpi

Kept metadata is copied from JPG, PNG, WebP, HEIC and AVIF originals into JPG, PNG or WebP output. The orientation tag is reset (the photo is already turned upright) and the embedded thumbnail is removed.

How to convert TIFF to JPG

  1. Add the TIFF files (.tif or .tiff). Large scans are fine: up to 100 megapixels and 512 MB per file.
  2. Choose quality or a KB limit. Quality 85 keeps scanned text crisp; a target size is useful for upload forms.
  3. Scanned documents with text: choose PNG instead of JPG under Output format to keep letters crisp, or quality 90 for JPG.

Which TIFF files can be read

TIFF typeSupported
Uncompressed, LZW, ZIP/Deflate, PackBitsYes
JPEG-compressed TIFFYes
CMYK (print) TIFFYes, converted to RGB
16-bit per channelYes, reduced to 8-bit for JPG
Transparent TIFFYes; transparency is filled with your background colour in JPG, or kept if you choose PNG or WebP
Multi-page TIFF (fax, multi-page scans)The largest page is converted

JPG or PNG for a TIFF?

For photos and colour scans, JPG is many times smaller with no visible difference at quality 80–90. For black-and-white documents, line drawings or images that need transparency, choose PNG under Output format: it is lossless and keeps text edges perfectly sharp. To send several scanned pages as one file, choose PDF instead.

Measured with Kilomill

A 12.0 MB uncompressed TIFF of 2,000 × 2,000 pixels became an 83.5 KB JPG at quality 82, small enough for any upload form.

Measured 28 Oct 2026 · test images and setup

Other conversions

Other formats to JPG: HEIC to JPG · PNG to JPG · WebP to JPG · AVIF to JPG · PSD to JPG · RAW to JPG

Any other pair, including TIFF, PSD, RAW and SVG to WebP or AVIF, or any image to GIF, PDF, ICO or TIFF: image converter.

Questions and answers

Why can’t I upload a TIFF to a website?

Browsers do not display TIFF, so most websites accept only JPG, PNG or WebP. TIFF also tends to be very large because it is often uncompressed.

Will the colours change?

CMYK TIFFs are converted to RGB, which suits screens; very saturated print colours may look slightly different. RGB TIFFs keep their colours.

Can I convert JPG back to TIFF?

Yes: choose TIFF under Output format. The TIFF is saved with lossless LZW compression.

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