Chargify simplifies recurring billing for Web 2.0 and SaaS companies.

Chargify handles every aspect of recurring billing for your Web 2.0 or SaaS company so there’s no need to build a custom billing application. In addition to processing one-time and recurring transactions, Chargify handles free trial periods, one-time fees, promotions, refunds, email receipts and even dunning (reminders for failed credit card payments). Powerful reporting tools provide information to help you make sound decisions about your company’s future. PCI compliant security measures ensure your customers’ billing information is always secure.

Recurly helps companies quickly and easily deploy subscription billing.

Recurly is a complete recurring billing system. Recurly handles your subscription needs from end-to-end: recurring billing, upgrades and downgrades, cancellations and refunds, declined payments, sending receipts and past-due notices, and more. With Recurly, you will spend less time on billing so you can focus on your business.

Let your users subscribe, upgrade and renew with ease.

Spreedly handles everything you need to make money - initial signup, upgrades, cancellations, etc. - so you can build your business and not a billing system.

CheddarGetter is a plug-in subscription management and recurring billing system.

Whether you run a high tech SaaS business or a small, service-based business, CheddarGetter is the perfect way to track and bill your customers. Simply plug in your merchant account credentials, and CheddarGetter will begin charging your customers immediately.

Braintree helps businesses accept credit card payments by providing a merchant account, payment gateway, and credit c...

We're modernizing the way merchants integrate with payment gateways. No SOAP or RPCs with key/value pairs. Instead, we expose a rich domain model through client libraries written in the programming languages that you work with on a daily basis (Ruby, Python, Java, etc). Much like Rails eliminated "XML sit-ups," we're eliminating web service integration sit-ups. We make security easy -- using our Transparent Redirect API you can charge your customers without sensitive data passing through your system, or resorting to a hosted page.

Nonprofit software to help charities, churches, and growing organizations make smart decisions and raise more money

Donor Tools is easy, affordable, online donor management software for charities, churches, and growing nonprofit organizations. With Donor Tools, recording donations is quick and painless. Track unlimited personal information with multiple names and addresses, write notes about donors, and group donors together with tags. Get started quickly with our donor import feature. Import your whole database: there's no limit on the number of donors you can have. Donor Self Service lets your donors sign in, view reports, and donate online. And much more!