Spline vs Substack
A detailed comparison of Spline and Substack in 2026. Compare pricing plans, features, and find out which design service is right for you.
Spline
3D design tool for the web with real-time collaboration
Spline is a design and creative service that provides 3d design tool for the web with real-time collaboration. Founded in 2020 and headquartered in San Francisco, California, Spline offers 3 pricing plans. It offers a free tier as well as paid plans starting from $9/month. Key features include 3D design, Real-time collaboration, Web export, Animations. Spline is a popular choice for users looking for quality design 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 | Spline | Substack |
|---|---|---|
| Starting Price | Free | Free |
| Plans Available | 3 | 2 |
| Year Founded | 2020 | 2017 |
| Headquarters | San Francisco, California | San Francisco, California |
| 3D design | ||
| Real-time collaboration | ||
| Web export | ||
| Animations | ||
| Physics | ||
| Materials | ||
| Newsletter platform | ||
| Podcasts | ||
| Chat | ||
| Notes | ||
| Community | ||
| Monetization |
Pricing Comparison
Compare all available plans and pricing tiers
Spline Pricing
Substack Pricing
Frequently Asked Questions
Is Spline or Substack better in 2026?
Both Spline and Substack are excellent design services. Spline offers 3D design and Real-time collaboration, while Substack features Newsletter platform and Podcasts. The best choice depends on your specific needs and budget.
How much does Spline cost compared to Substack?
Spline starts at $9/month, while Substack starts at $Free/month. Both offer multiple pricing tiers to fit different budgets.
Can I track both Spline and Substack subscriptions?
Yes! TrackMySubscriptions lets you track all your subscriptions in one place, including Spline 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 Spline, Substack, or both — track all your subscriptions in one place with smart alerts and analytics.