Convex vs Spline
A detailed comparison of Convex and Spline in 2026. Compare pricing plans, features, and find out which development service is right for you.
Convex
Reactive backend platform for modern apps
Convex is a developer tools and infrastructure service that provides reactive backend platform for modern apps. Founded in 2021 and headquartered in San Francisco, California, Convex offers 2 pricing plans. It offers a free tier as well as paid plans starting from $25/month. Key features include Reactive queries, Serverless functions, File storage, Scheduling. Convex is a popular choice for users looking for quality development subscriptions.
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.
Feature Comparison
Side-by-side comparison of features and capabilities
| Feature | Convex | Spline |
|---|---|---|
| Starting Price | Free | Free |
| Plans Available | 2 | 3 |
| Year Founded | 2021 | 2020 |
| Headquarters | San Francisco, California | San Francisco, California |
| Reactive queries | ||
| Serverless functions | ||
| File storage | ||
| Scheduling | ||
| Auth | ||
| Full-text search | ||
| 3D design | ||
| Real-time collaboration | ||
| Web export | ||
| Animations | ||
| Physics | ||
| Materials |
Pricing Comparison
Compare all available plans and pricing tiers
Convex Pricing
Spline Pricing
Frequently Asked Questions
Is Convex or Spline better in 2026?
Both Convex and Spline are excellent development services. Convex offers Reactive queries and Serverless functions, while Spline features 3D design and Real-time collaboration. The best choice depends on your specific needs and budget.
How much does Convex cost compared to Spline?
Convex starts at $25/month, while Spline starts at $9/month. Both offer multiple pricing tiers to fit different budgets.
Can I track both Convex and Spline subscriptions?
Yes! TrackMySubscriptions lets you track all your subscriptions in one place, including Convex and Spline. 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 Convex, Spline, or both — track all your subscriptions in one place with smart alerts and analytics.