Platforms

 

Newton

Made in USA by Apple in 1993
Einstein is an emulator that run Newton on OSX, iOS, GNU/Linux. Unsupported versions exist for Android, Raspberry Pi, and Windows.
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The very first PDA (personal digital assistant).

Clones:
PI-7000 ExpertPad
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tech info

resolution: 480 x 320
memory: 8M Ram / 8M Rom
CPU: ARM

Related systems

Apple II E1976
Apple ///1980
Macintosh OS Classic1984
Apple IIGS1986
Newton1993
Apple Pippin1995
Mac OS X2001
iOS2007