These follow you between realms. Where you were reading in each is remembered separately.
Install Tatpada
Add it to your home screen and it opens like its own app — full screen, no address bar — and keeps whatever you have already read available when you are offline.
1Open tatpada.com in Chrome.
2Tap the menu (⋮) in the top right corner.
3Tap "Install app" — some versions of Chrome say "Add to Home screen".
4Confirm. Tatpada opens from its own icon from then on, full screen, with no address bar.
On this device
These settings, where you were reading in each realm, and the passages you have kept are stored in this browser. Unless you sign in, none of it is sent anywhere.