battles / Subscriptions
Subbly vs Subkit
Subbly ($69/mo/mo, vibe code 8/10) vs Subkit ($99/mo/mo, vibe code 7/10). Subkit is the easier one to rebuild yourself — here is what you lose either way.
Subscriptions
$69/mo/mo
- MVP
- 1-2 weeks
- Full replacement
- 2-3 months
Subscriptions
$99/mo/mo
- MVP
- 1 weekend
- Full replacement
- 1-2 months, primarily to handle edge-case dunning, multi-currency webhooks, and self-serve management
easier to rebuild
get the build prompt →price gap / year
$360/mo
running both / year
$2,016/mo
our call
Start with Subkit — highest vibe code, weakest moat.
Subbly
Subbly combines a simple website builder with a subscription management layer. If you already have a website or write code, you can build the entire subscription backend and customer portal in a couple of weeks using Next.js and Stripe Billing.
you can rebuild
- Subscriber management dashboard (pause, skip, cancel, swap).
- Automated dunning and failed payment recovery emails.
- Cancellation flows with automated retention counter-offers.
- Recurring billing logic and cycle execution.
- Embeddable subscription checkout widgets.
what you lose
- The built-in drag-and-drop website builder.
- Done-for-you concierge migration team for importing old customer tokens.
- Out-of-the-box non-technical user interface for non-developer team members.
- Pre-configured integration ecosystem with third-party app stores.
real moats
- Free concierge data migration services for non-technical operators moving off platforms like Cratejoy or Recharge.
- All-in-one ecosystem bundling builder, checkout, CRM, and automation for non-engineers.
Subkit
Subkit's core capability is wrapping recurring payments with a simple storefront and self-serve portal. By pairing Next.js with Stripe Billing and Stripe Customer Portal, you can build an identical subscription flow in a weekend.
you can rebuild
- Hosted subscription plan storefront and checkout flow
- Self-serve customer portal for pausing, skipping, or canceling subscriptions
- Recurring payment scheduling and automated charging via Stripe
- Subscriber status management dashboard and active customer list
- Automated email notifications for upcoming renewal charges and card failures
what you lose
- Zero-code theme customizer for rapid storefront launches
- Pre-packaged dunning email templates and automated retry rules
- Turnkey subscriber administration dashboard out of the box
- Managed webhook infrastructure for real-time subscription status changes
- Integrated customer support interface for manual plan adjustments
real moats
- Stored customer billing tokens inside original gateway accounts
- Historical lifetime value and churn analytics logs
- Zero-friction onboarding for non-technical creators
open source escape hatches
- Kill Bill Apache-2.0
- HyperSwitch Apache-2.0
- MedusaJS MIT
Questions people ask
Which is easier to rebuild with AI, Subbly or Subkit?
Subkit. It scores 7/10 on vibe code with a moat of 2/10, so an AI-assisted MVP takes about 1 weekend and a full replacement about 1-2 months, primarily to handle edge-case dunning, multi-currency webhooks, and self-serve management.
Which one costs less, Subbly or Subkit?
Subbly at $69/mo/mo for a typical mid-market store. The gap between the two is about $360/mo a year.
What do I lose if I replace Subbly?
The built-in drag-and-drop website builder. Done-for-you concierge migration team for importing old customer tokens. Out-of-the-box non-technical user interface for non-developer team members.
What do I lose if I replace Subkit?
Zero-code theme customizer for rapid storefront launches Pre-packaged dunning email templates and automated retry rules Turnkey subscriber administration dashboard out of the box
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