Hello Jeffrey1028,
Thanks for reaching out to Apple Support Communities.
You can redownload apps you've previously downloaded in the App Store. Here's how to complete this:
- Open the App Store app.
- Tap your profile.
- Select My Purchases to see what you've previously downloaded.
- Select the Not on this iPhone tab or you can search for the app.
- Tap the cloud to download directly to your iPhone
Your apps may be downloaded to the App Library on your iPhone. To organize your apps on the Home Screen, follow the guidance here: Organize the Home Screen and App Library on your iPhone - Apple Support
Let us know if this is what you're looking for.
Regards.