HashMe allows computing hash (md5, sha1, etc...) of a file or a text for free.
HashMe is very fast, even on large files.
Simply select the file or type the text to analyze, then the hash method and click OK !
The most known checksums are handled, md4, md5 and sha1.
Go to pro to avoid ads and have sha224 to sha512, tiger128 to tiger192 (in 3 or 4 passes) and whirlpool.