The best alternatives to Per Diem are Stripe, AND.CO, and involve.me. If these 3 options don't work for you, we've listed a few more alternatives below.
From proposal to payment, AND.CO takes the headache out of freelancing, so you can get back to the work that drives you. Invoicing, Time Tracking, Payments, and More For Freelancers and Independent Contractors
Our free revenue calculator lets you project how much your business will be making three, five or ten years from now and allows you to play with different churn measures and projection timescales to test for different scenarios.
Code Code Ship is a package registry focused on paid packages. We help developers sell subscriptions to their pro / paid libraries. We currently support JavaScript / TypeScript, Ruby, Rust, Elixir / Erlang, and DotNet with plans to add more.
Nearme is a directory for local businesses. We want to make it easier for users to find local products so that they can easily buy and help their local businesses grow. While giving an opportunity for businesses to get passive traffic.