Tikkun Korim, Megillah is an Android app developed by Shafeh.org that is perfect for practicing Purim's Megillah reading. This app is part of the Education & Reference category and specifically falls into the Books subcategory. It is free to download and use.

The app allows users to switch from text with Nikkud and Trop (Taamim/Simanim) to plain text with just a tap. The zoom in and out feature is also available using the provided controls. Users can change the Perek using the next and previous buttons or the "Choose Perek" drop-down menu. Overall, Tikkun Korim, Megillah is a great app for those who want to practice and improve their Megillah reading skills.