Co-KidsFree tools for separated parents
Work out each parent's share, see the custody calendar at a glance, write a neutral message: three free tools, no account needed, running entirely in your browser.
Expense split calculator
One expense, two parents: get each parent's share, 50/50 or in proportion to income, with a ready-to-send message for your co-parent.
Split an expense →Custody calendar generator
Week on/week off, 2-2-3, 2-2-5-5 or alternate weekends: the month at a glance, ready to print or add to your calendar (.ics).
Generate a calendar →Message templates for your co-parent
Eight everyday situations — reimbursement, medical appointment, holidays and more — with a neutral message that writes itself, ready to copy.
Write a message →Your numbers never leave your browser: these tools run 100% on your device, with no data sent, no account, no trackers.
Like these tools? The app does all of this, continuously.
Co-Kids turns your WhatsApp conversation into clear accounts: live balance, signed monthly report, shared custody calendar. Free, no account, your data stays with you.
Download Co-Kids for free