The best alternatives to Involve are Donatemates, Simple Donation, and donate.ly. If these 3 options don't work for you, we've listed a few more alternatives below.
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AssemblyAI— Speech-to-Text API with superhuman accuracy
DonatePal allows you to donate to multiple charities in one transaction. You can either give one-off, monthly, weekly or daily. Once registered you’ll be able to donate again, to any charity within a few seconds using either the website or mobile app.
A directory of nonprofits that accept cryptocurrency donations. Help people in need around the world, and support the causes you care about. Make a donation in crypto.