Read on below for an official update regarding the Pokémon TCG Card Dex app:
The Pokémon Trading Card Game Card Dex to Sunset
Bid farewell to the tool Pokémon TCG players have used to organize their collections.
At approximately 10 a.m. PT on September 20, 2023, the Pokémon Trading Card Game Card Dex app will be removed from the App Store and Google Play Store. The Pokémon TCG Card Dex allows players to scan cards and document their card collections. More information about the app’s removal is available here.
Source: Pokemon.com
Pokémon Blog 