Qivreno is free, MIT-licensed and has no paid tier. If it does real work for you and you'd like it to keep improving, you can chip in.
To be completely clear about what this is: a donation buys you nothing. No licence, no features, no support contract, no priority on issues. The app is identical whether you give or not, and it always will be. This only exists because people asked for a way to say thanks.
Handled by Buy Me a Coffee — one-off or monthly, your choice of amount, and we never see your card details. Not tax-deductible; 272 Solutions LLC is a company, not a charity.