TheoryPhone

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TheoryPhone

Developer

Theorysonic

Type

Smartphone

Release date

TheoryPhone: April 28, 1996
TheoryPhone II: March 20, 1999
TheoryPhone III: January 26, 2002
TheoryPhone 4: July 1, 2004
TheoryPhone X: January 29, 2006
TheoryPhone X2: March 1, 2008
TheoryPhone X3: July 29, 2010
TheoryPhone X4: July 21, 2012
TheoryPhone X5: June 26, 2014
TheoryPhone X6: February 11, 2016
TheoryPhone Z1: June 9, 2017
TheoryPhone Z2: June 8, 2018

Units sold

2 billion+

Operating system

PTSUG

Storage

8, 16, 32, 64, 128, 256 or 512GB flash memory

Weight

Theoryphone: 204g
Theoryphone II: 208g
Theoryphone III: 206g
Theoryphone 4: 201g
Theoryphone X: 163g
Theoryphone X2: 157g
Theoryphone X3: 158g
Theoryphone X4: 135g
Theoryphone X5: 143g
Theoryphone X6: 113g

Website

www.theorysonic.co.ek/theoryphone

TheoryPhone is a line of smartphones and mobile devices designed and marketed by Theorysonic. Their main operating system is PTSUG, and the first generation model was released on April 28, 1996; the most recent TheoryPhone model is the TheoryPhone Z2, which was unveiled at a special event on 2018.

History and availability

Development of what was to become the TheoryPhone began in 1994 when Theorysonic started to gather a team of 500 employees to work on the highly confidential "Project Green".

The first-generation model went on sale in the El Kadsre on April 28, 1996, followed by the other countries. Following the successful release in El Kadsre, TheoryPhone was also introduced in some countries in between 1997 and 1998.

It is the first touchscreen slate-phone model was released in July 2004.

Production

	This section is empty.

Hardware

	This section is empty.

Software

The TheoryPhone runs PTSUG. The latest version is PTSUG X7.

Applications

As of 2017, there are 5 million+ applications available for TheoryPhone and other Theorysonic mobile devices.

Reception

The TheoryPhone has received positive reviews. In its launch year, it was called "revolutionary", while newer iterations have received praise, such as being called "the best phone".

The TheoryPhone attracts users of all ages, and besides consumer use, the TheoryPhone has also been adopted for business purposes.