Kwanleung Tse submitted an update to his diwtex package and calls it now
hktex.
Version number: 2.01 License type: lppl1.3
Summary description: Tex/Latex equivalent program for Android
Announcement text: ----------------------------------------------------------------------
(1) Name changes, previously named Diwtex.
(2) Title and graphics environments are added.
(3) The grogram is now using multi-threads.
(4) Better UI.
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This package is located at http://mirror.ctan.org//systems/android/hktex/
More information is at http://www.ctan.org/pkg/hktex
We are supported by the TeX Users Group http://www.tug.org . Please join a users group; see http://www.tug.org/usergroups.html .
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Thanks for the upload.
For the CTAN Team Petra Rübe-Pugliese