Based on our record, Pinecast seems to be more popular. It has been mentiond 3 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
For my podfics, I use pinecast.com, which doesn't have much a free version unfortunately, but it does have the advantage of being able to put my podfic on Spotify and embed a streaming player on the ao3 page from that. (Here's how that looks on my podfic's page: https://archiveofourown.org/works/39825363/chapters/99709704). Source: over 1 year ago
Check out our podcast host, Pinecast. Start your own podcast for free with no credit card required. If you decide to upgrade, use coupon code r-f0862f for 40% off for 4 months, and support Munster Hunters: A Munsters Rewatch Podcast. Source: almost 2 years ago
Which host are you on? They may already have a way to submit to it. I use pinecast.com. Source: almost 3 years ago
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Podcastle - Convert news/articles to a podcast using machine learning
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Irresistible Podcasting - A step-by-step guide to launching a podcast in 2015
Zencastr - High Fidelity Podcasting