Add an expense in a few seconds from the web app, from Telegram, or from your own tools through the API. Each expense has an amount, a date, a category, and an optional vault. You decide what goes in, and CatatKoin never asks for your bank login.
Start tracking for freeFree plan with no limit on expenses. Create an account and log your first expense.

Use the expense form on the web, the CatatKoin bot on Telegram, or the API. All of them add to the same list.
More than 30 default categories cover food, transport, housing, and more. You can add your own categories too.
A recurring cost or an API entry can arrive as a draft. A draft does not count in your totals until you confirm it.
Filter by date, category, vault, or amount range. Export the results to a CSV file that opens in Excel or Google Sheets.
Open Expenses and open the New Expense form. Enter the amount, the date, and a description.
Choose a category. Optional: choose a vault.
To log from your phone, connect Telegram on the Integrations page.
To find an expense, filter the list by Date Range, Categories, Vaults, or Amount Range.
Select several expenses to change their category, vault, or date together. Click Export to download a CSV file.
Give each part of your spending a limit, log expenses as they happen, and see what is left. Review the month by category in CatatKoin.
Read moreGive each client job a page with its vault, recorded costs, charges, and collected payments. Split one payment across jobs and export a private CSV.
Read moreSet a spending limit for groceries, a trip, or a client job. See what is spent and what is left, with monthly, quarterly, or yearly resets.
Read moreKeep personal and business money apart with private Workspaces. Switch with one click, move records with a preview, and archive a finished business.
Read moreSend a message like 50k lunch to the CatatKoin bot and it saves the expense. Connect your own tools through the API. No bank login needed.
Read moreDownload your expenses as a CSV file, or share one month of confirmed expenses as a read-only link and turn it off at any time. Both are free.
Read moreLog each expense as it happens. At the end of the month, the list and the totals show where the money went.
Start tracking for free