Pokémon TCG Card Dex Is Being Removed From App Stores Later This Month

The Pokémon Company is discontinuing the Pokémon Trading Card Game Card Dex app on September 20th, 2023, in order to focus on Pokémon TCG Live, and all data saved on the app will be lost.

nintendolife.com

Relevant topic timeline:

9/7/2023

New Pokémon Trading Card Set Celebrates Original 151 Kanto Pokémon with Long-Awaited Kadabra Return

The Pokémon Trading Card Game's Pokémon 151 set is releasing on September 22, featuring the original 151 Gen I Kanto pocket monsters and has already generated significant pre-order demand.