Sometimes you download java files in zip files and want to change them to java files to become executed and runnable on the phone, this is just simple tutorial to follow.
Tutorial:
1. Open Blueftp locate the zip files you want to change to java games or application
2. Press option and rename the file form (.zip) to (_jar) e.g. Cheat book by MardiqTech.zip to Cheat book by MardiqTech_jar.
3. Exit Blueftp, and locate the file that you renamed to (_jar) and rename it to .jar
Download Bluftp