This app contains 59 Tong-Il Moo-Do Manual videos (One Step Sparring, Tong-Il Moo-Do Bon (Form), Basic circular techniques, Basic Chokes, Basic Locks and Basic Ground Work). No need internet connection (all videos are stored locally on device). If you don't need video content, you can use the similar app "Tong-Il Moo-Do Manual (PDFs)":
https://play.google.com/store/apps/details?id=unified.martial.arts.tong_il_moo_do_manual_pdf

The app also has these Tong-Il Moo-Do Manual PDF documents:
01. The Significance of Tong-Il Moo-Do
02. Basic Points
03. Basic Techniques
04. Tong-Il Moo-Do Bon
05. Tong-Il Moo-Do Ballet
06. One-Step Sparring
07. Free Style Multiple Sparring
08. Basic Self-Defense
09. Advanced Self-Defense
10. Free-Sparring
11. Weapon Techniques,
12. Closing
13. Appendix: Peace King Cup Tournament rules
14. Conclusion

Also the app contains the Tong-Il Moo-Do Pledge text in these languages:
-English
-Lithuanian

You can read more about the Unified Martial Arts on the official World Tong-Il-Moo-Do Federation website: http://tongilmoodo.com