Testbook is one of the best mock app for any exam.

ᴜsᴇ ᴍʏ ɢɪᴠᴇɴ ᴄᴏᴅᴇ ᴛᴏ ɢᴇᴛ ᴍᴀxɪᴍᴜᴍ ᴅɪsᴄᴏᴜɴᴛ