FocusTune 4.0.9 is available as a free download on our software library. Focustune.exe is the most frequent filename for this program's installer. The actual developer of the program is Michael Tapes Design. The most popular versions among the software users are 4.0 and 3.0. The program is categorized as System Utilities.
From the developer:
FocusTune quickly and accurately identiﬁes the best AF ﬁne-tune adjustment setting to match a given lens with the DSLR’s body. While virtually every high-end DSLR is equipped with micro-ﬁne tuning adjustments, the manufacturers have left the users to determine the optimal ﬁne tuning for themselves.
You may want to check out more software, such as EOS Utility, Right PDF printer or Faxtastic, which might be related to FocusTune.