There is no ads in this pro version of the app, so it is good for childran to learn thirukural without any distractions.
Only the current version so far — new entries appear as the app ships updates.
திருக்குறள் Pro, Thirukural is a books & reference app by Vinothgopi Gengalraj with 1+ downloads (about 4 estimated). Released Jun 23, 2023. Install growth, rank history, SDKs and ad networks.
From the store listing: “Let's learn one Thirukural each day.”