Swell AI vs Castmagic
Side-by-side comparison of Swell AI and Castmagic.
Turns podcast audio into written content automatically
Turns audio and video into ready-to-publish content
What they are
Swell AI
Swell AI ingests podcast episodes, YouTube videos, or audio files and generates transcripts, show notes, blog posts, social clips, and newsletters from a single upload. It targets podcasters and video creators who want to repurpose content without hiring a writer. The output quality is solid for first drafts but typically needs editing before publishing. A free tier exists with limited monthly credits.
Castmagic
Castmagic ingests podcast episodes, video recordings, and audio files, then uses AI to produce transcripts, show notes, social posts, newsletters, and more from a single upload. Podcasters, course creators, and video producers use it to repurpose long-form content without manual editing. It covers the full repurposing workflow in one place, though the output still benefits from a human edit before publishing.
if you need transcription and ai writing. It has a usable free tier to start with.
- +Handles the full repurposing workflow in one place rather than stitching together separate tools
- +Transcript accuracy is competitive with dedicated transcription services
- +Generates multiple content formats from a single upload
if you need transcription and ai writing. Starts at 21/mo.
- +Handles transcription and content generation in a single workflow
- +Supports multiple output types: show notes, social captions, newsletters, timestamps
- +Custom AI prompts let you tailor outputs to your own tone and format
Which to choose
Swell AI and Castmagic both cover transcription, ai writing, so this is a real either-or for some teams. The right pick depends on which one's wider feature set and pricing fit how you work.
Read the full reviews for Swell AI and Castmagic.
Pricing checked 3 Jun 2026.