Show HN: Small Transfers – charge from 0.000001 USD per request for your SaaS
a day ago
- #micro-billing
- #payments
- #SaaS
- Small Transfers is a payments platform allowing micro-billing starting from 0.000001 USD per request.
- Helps businesses implement usage-based billing to reduce subscription cancellations (39% within the first month).
- Example service: AI image resolution enhancement charged at 0.01 USD per use.
- Monthly settlement: Outstanding balances are paid by customers and transferred to your Stripe account.
- Simple API integration with example code provided for authorizing charges.
- Features: Gradual increase in customer credit limits, automated payment handling (retries, reminders), and no need for authentication handling.
- Security: TLS for all traffic, AES-256 encryption for data at rest, PCI DSS SAQ A compliance.
- Stripe integration: Connect existing or new Stripe account for seamless fund transfers.
- Pricing: Flat 3% fee on total charges, no fixed or monthly fees, payment-processing fees billed to customers.
- Founder: Dr Rok Strniša, PhD in Computer Science from the University of Cambridge, extensive tech industry experience.
- Flexible billing: Charge amounts can vary per request (0.000001 USD to 1 USD).
- Customer requirements: Payment method must pass risk checks and 3D Secure verification.
- Credit limits: Initial limit of 10 USD, can increase to 30 USD with successful payments.
- Comparison: Easier integration than Stripe Billing, includes spending limits and OAuth.
- No crypto: Usage tracked internally, settled via Stripe; no tokens or wallets involved.
- Example use case: Unattach uses Small Transfers for Pay-as-You-Go pricing.