ChangeTip is described as 'Our first product, ChangeTip, integrates payment processing with social media, Bitcoin and the web at large to transform the idea of a “share” into a method of financial appreciation' and is an app in the Bitcoin & Cryptocurrency category. There are more than 25 alternatives to ChangeTip for a variety of platforms, including Online / Web-based, Android, Mac, Windows and Linux. The best alternative is Bitcoin, which is both free and Open Source. Other great apps like ChangeTip are PayPal (Paid), Litecoin (Free, Open Source), Open Collective (Freemium, Open Source) and Patreon (Paid).
Bitcoin is a peer-to-peer digital currency. Peer-to-peer (P2P) means that there is no central authority to issue new money or keep track of transactions. Instead, these tasks are managed collectively by the nodes of the network.
Flattr is a social micropayment service, that makes it easy for you to "flatter" things on the internet that you like. When you're registered to Flattr, you pay a small monthly fee of your own choosing.
Ko-fi is the fast, friendly, 0% fee way to ask fans to support your work for the price of a coffee. Coffee's just a metaphor (You don’t have to buy actual coffee!). Donations - Receive donations directly from your fans with 0% platform fees.
BountySource is a funding platform for open-source bugs and features. Anyone can can post a monetary bounty on an open source project's issues (currently only projects hosted on Github are supported), encouraging other developers to come and work on a solution.
Stripe helps you create any type of payments flow—from e-commerce to recurring billing and everything in between. Stripe enables you to accept payments in minutes. Stripe makes recurring and subscription-based billing easy.