FileZigZag is one of the best free online image converter. Besides images, it can also convert a wide variety of file formats, including video, media, audio, image, documents, archive, ebook and word.
It is quite easy to use. You just upload the original image, choose the desired output, and then wait for the download link. Of course, you can also check your email for downloading it later.
It supports many image formats, including GIF, BMP, JPG, PAM, PBM, PCX, PGM, PNG, PPM, SGI, YUV, TGA, TIF, TIFF and more.
– Simple to use
– Works on any web browser in whatever operating system
– Converts images as large as 180 MB
– Supports converting local images, photos from URLs, and Google Drive pictures
– Allows you to save the output to Dropbox, Google Drive, or your computer