Japanese Tracing : Katakana
iPhone application program made by native Japanese.
A lot of opinions were asked and made from parents who had the child who went to elementary school.
Six points to
1.Right stroke order.
2.Practice by Kaisho-tai(most popular letter style).
3. Interface that can be done even by oneself.
4. Stamp mode that understands at one view.
5. Announcement function
6. Select function