OpenCart vs Substack
A side-by-side look at OpenCart and Substack. On our scoring, Substack comes out ahead — but the right pick depends on your priorities.
| Platform | OpenCartOpen-source | |
|---|---|---|
| Scores | ||
| SellingScene score | 3.8/5 | 4.0/5 |
| User rating | 3.7 | 4.2 |
| Reviews | 640 | 1,320 |
| Pricing | ||
| Starting price | Free | Free |
| Pricing model | free core + hosting & extensions | no monthly fee, revenue share |
| Transaction fees | 0% (processor fees apply) | 10% of subscription revenue (plus processing) |
| Hosting & setup | ||
| Hosting type | Self-hosted | Fully hosted (SaaS) |
| Free trial | Free core | Free to start |
| Staff accounts | Unlimited (role-based) | Multiple authors |
| Product limit | Unlimited | N/A (subscriptions) |
| Payments & security | ||
| Payment gateways | Many via extensions | Stripe |
| SSL included | Yes | Yes |
| PCI compliant | Yes | Yes |
| Gift cards | Yes | Yes |
| Catalog & content | ||
| Themes / templates | Theme marketplace | Publication styling |
| App marketplace | 13,000+ extensions | Limited integrations |
| Multi-currency | Yes | No |
| Multi-language | Yes | No |
| POS included | No | No |
| Abandoned cart recovery | No | No |
| Built-in blog | No | Yes |
| Tools & flexibility | ||
| Drag-and-drop editor | No | No |
| API access | Yes | No |
| Mobile app | No | Yes |
| Support channels | Community forum, paid commercial support | Email & help center |
| Actions | Read review | Read review |
Why pick OpenCart?
OpenCart is a lean, genuinely free cart that is easy to spin up and supports multiple stores from one admin. Its core stays minimal, so you will lean on the paid extension marketplace and your own hosting know-how.
Best for: Developers wanting a simple, free self-hosted cart
Read the full OpenCart reviewWhy pick Substack?
Substack makes launching a paid newsletter effortless, bundling publishing, email, payments, and a discovery network at no upfront cost. The flat 10% revenue cut is significant once you scale, and you build on their network, not your own.
Best for: Writers monetizing newsletters and subscriptions
Read the full Substack review