QRcode-monkey.com - Create custom QR Codes with Logo, Color and Design for free. This QR Code Maker offers free vector formats for best print quality.

Chargebee - Chargebee lets you manage subscriptions and payments at scale, handle custom recurring billing scenarios, reduce subscription churn and simplify accounting.

The QR Code Generator - Free Online QR Code Generator to make your own QR Codes. Supports Dynamic Codes, Tracking, Analytics, Free text, vCards and more.

Recurly - Subscription billing and recurring billing management. Recurly offers enterprise-class subscription billing for thousands of companies worldwide.

QR-Code Generator - QR Code Generator lets you create memorable marketing campaigns with trackable QR Codes—designed by you.

Zuora - Zuora creates cloud-based software on a subscription basis that enables any company in any industry to successfully launch, manage, and transform into a subscription business.