You can sync the draft from your iPhone app to your computer via iTunes.
1. Open iTunes. Make sure that you have the latest version.
2. Connect your device to your computer via USB cable.
3. Click on your device. After clicking on your device, tabs appear on the left side of the iTunes window under Settings.
4. Click File Sharing, find the Podbean app, find the folder "drafts", then scroll down and click on “Save to...” on the right side.