Hi,
I am with Bartels Media GmbH, the maker of PhraseExpress.
PhraseExpress includes a keyboard hook to provide the desired text replacement functionality.
Be assured that PhraseExpress does not contain any malicious code. All PhraseExpress programs including installers are digitially signed and we are a registered company based in Germany.
Please find more information at http://www.phraseexpress.com/spyware.htm