The best alternatives to Podcast Alarm are Walk Me Up, Wakefy, and Barcode Alarm Clock. If these 3 options don't work for you, we've listed a few more alternatives below.
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The first full-featured podcast alarm clock for iOS. Next Up lets you wake up to your favorite podcasts instead of grating alarm sounds or music you'll soon grow to hate. Choose the volume, snooze duration, playback order. Even skip early ads and long intros.
Set a second alarm to ring only if you're still asleep. This means next time you oversleep your alarm, Backup Alarm will wake you up, and you won't be late for work, school, or something else
MetaClock is an Online Alarm Clock that can play YouTube videos and uploaded MP3s as an alarm tune. It supports Chromecast which means you can turn your TV or stereo system into an alarm clock. No installation is needed, it can also work offline.