I searched for something similar a while back and found: https://grouptabs.net/ https://grouptabs.net/ Used it on a couple of trips and thought it was fantasti

I searched for something similar a while back and found: https://grouptabs.net/ https://grouptabs.net/ Used it on a couple of trips and thought it was fantastic. No sign up required, free to use, and open source. Worked well for my use cases (trips, not month to month reconcilliation) so YMMV