OrbConvert converts your image files online. Amongst many others, we support PNG, JPG, JPEG, WEBP, GIF, SVG and TIFF. You can use the options to control image resolution, quality and file size.
From
Tagged Image File Format
Built for print and archiving: lossless, and able to carry multiple pages. Files are large and browsers will not display it, so it is not a format to publish online.
All TIFF conversionsTo
Portable PixMap
One of the Netpbm family: the simplest possible way to store a full-colour image, with no compression at all. Files are large, and it carries no transparency.
All PPM conversions