AirPay - Integrate all payment channels via one single API
Clearbit Salesforce - Rapportive for Salesforce, augment lead data
LeaseLock - Insurance for rent payments (apartment cosigner alternative)
Mixmax Sequences - Easy & powerful drip campaigns for Gmail, Inbox & Salesforce
Lydia - Lydia lets you use your card whatever you need to pay, even a friend.
CreditLadder - Improving credit scores through on time rent payments