[tdkl]

> In almost all instances, after a few days, I always kept forgetting to use the application.

That's why the success is in building habits. It doesn't matter what medium/tool, but the initial habit building process must take place.

[nnnnnande]

Wouldn't it be possible that the tool might also influence the difficulty in building said habit? If different tools require you to exert varying levels of mental effort only to remember to use them, then then medium/tool might matter.