Billdogg - Beautifully simple invoicing for freelancers
Receiptful - Receipts that increase CLTV. Exclusive (early access to PH)
Invoice Quick - Streamlined Professional Invoicing, Made Quick and Easy
Keep Your Friends Close - A free e-book about maximizing Customer Lifetime Value
Envoice - Send invoices and get paid on Paypal, Payoneer, Stripe and Square.
Productfy - The most advanced platform for building fintech applications