CuriosityStream vs Substack
A detailed comparison of CuriosityStream and Substack in 2026. Compare pricing plans, features, and find out which entertainment service is right for you.
CuriosityStream
Documentaries and non-fiction streaming
CuriosityStream is a streaming and entertainment service that provides documentaries and non-fiction streaming. Founded in 2015 and headquartered in Silver Spring, Maryland, CuriosityStream offers 2 pricing plans. Plans start from $4.99/month. Key features include Documentaries, Science content, History, Nature. CuriosityStream is a popular choice for users looking for quality entertainment subscriptions.
Substack
Platform for independent newsletter writers
Substack is a news and media service that provides platform for independent newsletter writers. Founded in 2017 and headquartered in San Francisco, California, Substack offers 2 pricing plans. It offers a free tier as well as paid plans starting from $undefined/month. Key features include Newsletter platform, Podcasts, Chat, Notes. Substack is a popular choice for users looking for quality news subscriptions.
Feature Comparison
Side-by-side comparison of features and capabilities
| Feature | CuriosityStream | Substack |
|---|---|---|
| Starting Price | $4.99/mo | Free |
| Plans Available | 2 | 2 |
| Year Founded | 2015 | 2017 |
| Headquarters | Silver Spring, Maryland | San Francisco, California |
| Documentaries | ||
| Science content | ||
| History | ||
| Nature | ||
| Technology | ||
| 4K content | ||
| Newsletter platform | ||
| Podcasts | ||
| Chat | ||
| Notes | ||
| Community | ||
| Monetization |
Pricing Comparison
Compare all available plans and pricing tiers
CuriosityStream Pricing
$19.99/yr
$69.99/yr
Substack Pricing
Frequently Asked Questions
Is CuriosityStream or Substack better in 2026?
Both CuriosityStream and Substack are excellent entertainment services. CuriosityStream offers Documentaries and Science content, while Substack features Newsletter platform and Podcasts. The best choice depends on your specific needs and budget.
How much does CuriosityStream cost compared to Substack?
CuriosityStream starts at $4.99/month, while Substack starts at $Free/month. Both offer multiple pricing tiers to fit different budgets.
Can I track both CuriosityStream and Substack subscriptions?
Yes! TrackMySubscriptions lets you track all your subscriptions in one place, including CuriosityStream and Substack. Get renewal alerts, spending analytics, and never miss a payment — 100% free.
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Track Both Services in One Dashboard
Whether you choose CuriosityStream, Substack, or both — track all your subscriptions in one place with smart alerts and analytics.