BillingMe

Invoicity is a mobile-first invoicing and estimate generator built for freelancers, contractors, and service-based SMBs who need to bill clients on the go. Create a branded invoice on iOS or Android in under two minutes, share it by link, email, or QR code, and collect payment instantly through embedded Stripe or PayPal checkout. Unlimited companies can live under one account, so side gigs and multiple DBAs stay neatly separated while feeding a single, real-time payment dashboard. Item and client libraries speed up repeat work, automated reminders reduce late payments, and offline draft mode lets you finish paperwork even when the signal drops. Start free—upgrade only when your volume grows. With Invoicity, you spend less time on back-office tasks, look more professional to your clients, and get paid faster, all from the phone already in your pocket.

Chargebee is a recurring billing and subscription management tool that helps SaaS and SaaS-like businesses streamline Revenue Operations. Chargebee integrates with the leading payment gateways like Stripe, Braintree, PayPal etc. around the world to let you automate recurring payment collection along with invoicing, taxes, accounting, email notifications, SaaS Metrics and customer management. Chargebee handles all your crucial workflows from lead to ledger with power-packed integrations that include Salesforce, Xero, Quickbooks, Avalara, Slack, among others. Deflect cancellations at scale straight from Chargebee with a best-of-breed solution, Chargebee Retention, that provides personalized experiences that get results. Run experiments based on customer and subscription attributes taken straight from Chargebee to ensure you provide a personalized and relevant cancel experience.