Access a full version of PDF Reader Pro to enjoy more expanded features:
1. Open the app and click Upgrade on the sidebar;
2. Then a window pops up, click Subscribe below;
3. Finish your payment and enjoy the advanced features of PDF Reader Pro;
4. If you cannot run the full version after the purchase, please Restore your previous purchase inside the app.
Note: the price shown will differ because of the exchange rate in different regions.