iLend - Keep track of the things you lend and borrow.
PayPal.Me - Request money using your own personalized URL.
PayRequest - SImple Fast Payment Links
PayHere - Run a services business or startup? Charge recurring and one-off payments with beautifully designed payment forms. Get up and running in less than 5 minutes!
TillyPay - Recurring & single payment links, powered by Stripe.
Slowy app - Simulate custom Internet connection speeds for testing