Does anyone know a phone lock app for Asha 300, free or paid? I tried finding out on internet and downloaded MazeLock from many websites but none of them worked for my phone.
Welcome to the forum!
Have you tried searching for the MazeLock application or similar application in the Nokia Store? Note that we can assure you that all the content from the Nokia Store is compatible for your phone. Just make sure you have signed in to your Nokia account and then look for an application, games, themes, etc. that you want to download. Also, downloading of an item from the Nokia Store is either for free or paid.
For your reference, here are two ways for you to download an item from the Nokia Store: