Platforms & Languages Converting UTF-8 to the 7-bit GSM Default Alphabet Converting from UTF-8 to GSM-7 is usually lossy. We came up with a strategy to preserve SMS message content when converting UTF-8 to GSM-7 with Transliteration.
Platforms & Languages Character Encoding Fun with SMS Messages There is a large overlap between values for characters in GSM and ASCII, but certain important symbols (such as $ and @) are not included.