of
PC-98 computer|alt= the latest version for Windows is 31.1.6; for macOS, 31.0.3; for iOS, 1.6.2; and for Android, 1.8.15. They are available via the ATOK Passport subscription and an annual subscription which comes with
Ichitaro.
Linux,
OS/2,
Palm OS,
Pocket PC, and
Windows CE are no longer supported. KTIS and ATOK was originally a component of JustSystems' word processor software. Ichitaro released in 1985 allowed the use of ATOK 4 in other MS-DOS applications of the
PC-98 platform. ATOK 7 was bundled with Ichitaro 4, and was available as a standalone product in 1992. In DOS era, ATOK was spreading with Ichitaro despite competition from VJE, Matsutake, and some other software.
Windows 3.1, the first retail version of Japanese Windows, bundled the Microsoft IME (MS-IME) input method. MS-IME 97 contained notable improvements, and was bundled with a new retail box of
Windows 95 and
Office 97. The difference between ATOK and MS-IME went smaller. In 2008, JustSystems began a subscription service, ATOK Passport. ATOK 2017 was the last version to be physically shipped as boxed software.
Sun Microsystems chose ATOK as their input method when running under the JP
locale in
Solaris 10 and above, enhancing Sun's already strong Japanese language support. For embedded systems, JustSystems has developed +ATOK. Some Japanese
mobile phones,
PDAs,
video game consoles (
PSP,
PS3 and
Wii),
digital video recorders,
automotive navigation systems come with +ATOK. ==See also==