H̸e̸r̸e̸ a̸r̸e̸ s̸o̸m̸e̸ o̸f̸ t̸h̸e̸ b̸e̸s̸t̸ a̸p̸p̸s̸ I̸ k̸n̸o̸w̸. They made my life so much easier and i hope they are helpful for you too..

                          1.P͜͡h͜͡o͜͡t͜͡o͜͡m͜͡a͜͡t͜͡h͜͡

Photomath sloves your math problems,it's like an calculator,only that can photograph your problem and it also gives you the solution process.So you can underestand how to slove the problem.

2.Q͜͡u͜͡i͜͡z͜͡l͜͡e͜͡t͜͡

With this app you can create flashcard,or choose on of already made sets. Great to review when on the road.

3.D͜͡u͜͡o͜͡l͜͡i͜͡n͜͡g͜͡o͜͡

It's basically a dictionary but the best one i know.It gives several translation,pronunciation and example sentences.Also you can use it offline.

4.B͜͡o͜͡s͜͡t͜͡e͜͡r͜͡b͜͡u͜͡d͜͡d͜͡y͜͡

Bosterbuddy is not for studying but for your mental health. It asks everyday how you're feeling,there are very good articels about depression,anxiety,etc.,

You can create to do lists and also keep track of medications.