Split Bills Fairly in
3 Seconds
From couple finances to international travel, automatically calculate complex settlements. No more calculators or note apps needed!
Struggling with money matters?
Tateca solves it all!
Free, ad-free expense splitting app with 161 currencies
Completely Free & Ad-Free
No ads, no charges, totally free. Never be interrupted by advertisements.
161 Currencies for Travel
Auto-convert foreign currencies with latest rates. Won in Korea, Euro in Europe—worry-free anywhere.
Simple & Intuitive Design
Complete in 3 taps with intuitive controls. Simple design anyone can use.
Multiple Groups
Manage family, friends, and partners separately. Organize by purpose and keep things clean.
Real-Time Sync
Instantly sync history with all group members. See expense balance at a glance.
Fastest Settlement
Minimize payment rounds with our algorithm. Instantly calculate "Person A pays Person B $X".
Perfect for These Moments
Tateca solves "who pays what?" in various situations. Find yours below.
Couples & Marriage
Transparent finances
Make rent, utilities, and groceries transparent. See at a glance "How much more did I pay this month?"
Friend Groups
Dinners, BBQs, parks
Instantly solve complex splits for dinners, BBQs, and outings. Calculate "who pays what?" in 3 seconds.
International Travel
161 currencies
Manage local payments in yen with 161 currencies. Auto-convert Won or Euro—solve "how much do I pay?" anywhere.
Roommates
Shared expenses
Visualize expense balance for shared costs. Instantly see who's paying for utilities, supplies, and groceries.
Event Organizers
Participant settlements
Efficiently settle expenses with minimum transactions. Instantly calculate and display "who pays whom how much?"
And More
Any situation
Sports clubs, office farewells, wedding receptions—solve "who pays what?" in any scenario.
Solve your "who pays what?" in 3 seconds too
Download Free Now3 Simple Steps
Share expenses with Tateca in 3 easy steps
Create a Group
Create groups by purpose—travel, family, friends. Set up 2-10 people freely.
Enter Expenses
Tap "+" on home screen → Enter expense details.
Auto Calculate & Display
Tap "Create" at top right → Expense instantly added to list. Repayment amounts like "○○ pays △△ $X" displayed in real-time.
What Users Say
See what actual users think about their Tateca experience.
45 Reviews on App Store
“Focused features, easy to use”
Helpful for quick input like taking notes even when we can't split right away. Can check past split history in a list, so it feels like a shared wallet with friends.
“Easy to use with quick support”
Using it for couple splits. Very helpful! Especially useful for travel payments. When I requested group name editing, they implemented it right away.
“Looking forward to it!”
Simple design and easy to use, plus the app icon is so cute—it's my favorite!
Still Calculating Manually?
It's Tateca Time
2100+ people use Tateca. Download the magic app that solves money worries in 3 seconds—free now.