Useful Stats
If have a lot of tasks on one screen, or in multiple tags, you can keep track of them and get a general idea of how many are left, by pressing the lower-right button:
3 Languages, And Counting...
The
Tag ToDo List app comes in English (by
Teo), French (by
Teo) and Chinese (by
91Android.com), and should enable the right language based on your phone's settings.