The Dimesum blog
How a money share tracking app is actually built: the ledger that cannot drift, the bill maths, the parser we deleted, and the art direction behind the dumplings.
-
Money
The rent split calculator that ends the argument
A rent split calculator only does the sum. Here is how to choose the method, split 2,400 by area, income or ensuite, and defend the number tonight.
-
Money
The split expenses calculator method, in four steps
A split expenses calculator totals what each person paid, totals what each owes, finds every net position, then settles the group in the fewest transfers.
-
Money
A template for expense tracking, in five columns
This template for expense tracking gives you five columns, one formula for balances, and the four things a spreadsheet will never do for your flat or trip.
-
Money
Best rent split apps: 11 ranked for month four
We ranked 11 rent split apps on what rent really tests: an edit that keeps history, balances per currency, fewer transfers, and getting your data out.
-
Money
How to split payment rent between four flatmates
One name on the lease and four people owing in. Here is how to split payment rent every month without a short month, a bounced transfer, or a fight.
-
Money
Joint bank account or separate: what actually decides it
A joint bank account decides where your shared money sits, not who owes what. Here's a worked example, the three arrangements, and what to agree first.
-
Money
How to split a bill without the awkward math
Learn how to split a bill fast: divide by the table, pull out shared dishes, and let tax and tip follow each order. A worked example you can recompute.
-
Money
Bill splitting statistics: 24 sourced numbers
Bill splitting statistics with every figure sourced: how often groups split, what goes unpaid between friends, and what a trip abroad quietly costs.
-
Money
Best bill splitting apps: 11 ranked on what lasts
We ranked 11 bill splitting apps on the four things that decide it: edits that keep history, per-currency balances, fewer transfers, and a clean exit.
-
Engineering
We deleted our natural language expense parser
Dimesum deleted its rules-based natural language expense parsing after four money bugs, and shipped one refusal rule that returns a number or nothing.
-
Money
The rent split guide: divide rent with roommates fairly
A practical rent split guide: divide rent by room size or income, prorate a mid-month move, and split utilities by a different rule. Worked $2,400 example.
-
Money
How to split an itemized bill when one dish wasn't shared
Split an itemized bill line by line: name who ate what, let the total derive from the lines, and allocate tax and tip by what each person ate.