Castos vs Transistor
A side-by-side look at Castos and Transistor for podcasters: pricing, features, and where each one wins.
At a glance
| Castos | Transistor | |
|---|---|---|
| Starting price | $19/mo | $19/mo |
| Free plan | No | No |
| Free trial | Yes | Yes |
| Best for | WordPress site owners and multi-show podcasters who want clean hosting without overage fee anxiety | Businesses, agencies, and multi-show creators who need unlimited podcast hosting with clean analytics under one account |
Key features
Castos
- Dynamic ad insertion
- Unlimited shows, episodes, and downloads on all plans
- Native WordPress integration via Seriously Simple Podcasting plugin
- Automatic YouTube republishing (Growth and above)
- Multi-language transcription in 19 languages
- Private and subscriber-only podcast support
- Customizable podcast websites
- One-click migration from other hosts
Transistor
- Unlimited shows under one account
- Audio and video podcast hosting and distribution
- Private and internal podcast support
- AI transcription
- Detailed IAB-certified analytics
- Dynamic ad insertion
- Embeddable player and podcast website builder
- API access for custom integrations
Pros and cons
Castos
Pros
- No overage fees ever - pricing does not punish growth
- Best-in-class WordPress integration
- Automatic YouTube publishing saves meaningful time for video-adjacent shows
Cons
- Interface and UX feel less refined than some newer competitors
- Transcription credits are limited by plan (10/mo on Essentials)
- Premium plan at $499/mo is a steep jump from $99/mo for enterprise features
Transistor
Pros
- Unlimited shows on every paid plan - no per-show fees
- Clean, trustworthy analytics without inflated numbers
- 14-day free trial, no credit card required
Cons
- No free permanent tier - trial only
- Download caps per plan tier; high-growth shows can bump up quickly
- Not the cheapest option for a single hobbyist show
The verdict
Choose Castos if
WordPress site owners and multi-show podcasters who want clean hosting without overage fee anxiety.
The no-overage-fees model is genuinely reassuring - a lot of podcast hosts will surprise you with a bill when you go viral, and Castos does not do that. The WordPress integration is the tightest in the industry; if your show…
Choose Transistor if
Businesses, agencies, and multi-show creators who need unlimited podcast hosting with clean analytics under one account.
Transistor is the easiest hosting recommendation for anyone running more than one show - the unlimited-podcasts-per-account model is genuinely differentiated in a market where most hosts charge per show. The analytics are clean and honest (no inflated play counts), and…