If you see the "Trial expired" message after the purchase on your Mac, solutions depend on where you bought the app: our website or the Apple Store.
Note: If you've lost your license, you can retrieve it here with the email address you used to make the purchase.
If you see the "Trial expired" message after the purchase on your iPhone or iPad, please reinstall PDF Expert by following the steps below:
If you can't re-download the app, follow the instructions in this article.