Which of the following statements about Amazon is not true?

$-$ Amazon's mobile app is the online retail e$-$commerce app in the top $10$ most used smartphone apps.

$-$ Amazon generates more U$.$S$.$ mobile marketing revenues than Meta.

$-$ Amazon's mobile app reaches almost $50\%$ of all U$.$S$.$ adult smartphone user.

$-$ Amazon has an $8\%$ share in the mobile marketing marketplace.