I’ve found BunPro pretty good for learning conjugations, personally, as it trills you on them as you go. If you’d like a good way to great tested on your knowledge in many different forms, I was introduced to this a while ago: https://katsu.arthurhoek.nl
It’s a site that has an extremely comprehensive tool for generating tests, lots of customisability ^-^
Also, since this is your first post and while I’m here:
\textcolor{pink}{\huge \textsf{WELCOME! ^-^}}
Take the time to check out the FAQ and GUIDE if you haven’t already.
There’s also a lot of good stuff on the forum to help you, like:
The Ultimate Guide for WK
The Ultimate Additional Japanese Resources List!
The New And Improved List Of API and Third Party Apps
I hope your Japanese learning journey goes well and that you enjoy your time with us on the forums.