New: One-click Automatic Debt Simplification

Travel more. Worry less.Split expenses instantly.

Tranzfr is the mobile app designed to put an end to awkward math on group trips. Log expenses in any currency, settle debts easily, and simplify transfers with a smart algorithm.

Coming soon on Google Play for Android
9:41
📶🔋
Trip Header

Roadtrip Iceland 🇮🇸

4 members • EUR

You are owed €180.00
Group Budget1,420 € / 2,000 €
BALANCES
C
Carlos
+320,00 €
A
Ana
+180,00 €
S
Sofía
-150,00 €
L
Lucas
-350,00 €
TO SETTLE
LucasCarlos
320,00 €
SofíaAna
150,00 €
ACTIVITY
🚗

4x4 SUV Rental

Lucas · 2h ago

600,00 €

N1 Gas Station

Ana · 3h ago

45,00 €
🛒

Krónan Supermarket

Sofía · Yesterday

75,00 €

Resolved

No redundant debts

$

Multi-currency

USD, EUR, GBP...

Designed for your group travels

Tranzfr manages all the complexity of your trip expenses directly on your mobile device. Discover its main benefits.

Access & Accounts

Sign up in seconds using your email or Google account. Settle passwords easily and choose your language (Spanish or English) with a single tap.

Google
Email & Password

Trip Groups

Create travel groups with a custom name, base currency, and cloud-stored photo. Invite members via email (auto-linked upon signup) or shareable direct links.

Shared Linktranzfr.to/i/roadtrip
C
A
S
L
+

Flexible Expenses

Log expenses categorized and split them in three modes: equally, by percentages, or by exact shares per person, seeing the live balance indicator.

Expense Allocation100% Split
33.3% Equally33.3% Percentage33.4% Exact

Balances & Settlements

Register manual payments between travelers. Our algorithm automatically computes net balances and optimizes who pays whom with minimum transactions.

Debt FlowWithout Tranzfr
Sofía owes to Ana15,00 €
Ana owes to Carlos15,00 €
OptimizationWith Tranzfr
SofíaCarlos
15,00 €

Budgets Under Control

Define group-level travel budgets and individual limits for each member. The dynamic progress bar turns red if you exceed your limit.

Your Personal Budget180 € / 200

Clear No-Connection Alerts

If you lose signal in the mountains or the desert, Tranzfr tells you right away instead of failing silently, so you can log the expense as soon as you're back online.

Network StateNo Connection

Expenses & Debt Simulator

Test the exact logic of our mobile app right here. Add members, input expenses, and see how our debt simplification algorithm reduces transactions to the minimum.

1. Travelers in the group

Ana
Carlos
Sofía
Lucas

2. Log Expense

Account Status

Expense Summary

Total spent

400.00

Per person

100.00

Expense history

✈️

4x4 Rental

Paid by Carlos

200.00
✈️

Welcome dinner

Paid by Ana

120.00
✈️

Gasoline

Paid by Sofía

80.00

Group Balances

Ana

+20.00 €

Carlos

+100.00 €

Sofía

-20.00 €

Lucas

-100.00 €

Simplified Settle Calculations

Tranzfr Engine
LucasCarlos

owes

100.00

SofíaAna

owes

20.00

Inspiration for Your Trips

Tranzfr adapts to any kind of adventure. From quick weekend getaways to massive transcontinental expeditions.

Paris, France

Weekend in Paris

Oct 14 - Oct 17, 2026
Base in EUR (€)

Travelers

DanielSofíaLucas

Logged Expenses

Eiffel Tower Tickets

Paid by Daniel

75.00 €

Bistro Dinner

Paid by Sofía

120.00 €

Metro & Bus

Paid by Lucas

30.00 €

Total spent

225.00 €

Settled
Weekend in Paris
TZ

Simplification completed

The debts of Daniel, Sofía, Lucas have been optimized in real time. Everyone settled in one click.

Frequently Asked Questions

Have questions about how Tranzfr works? Find quick answers here.

No, Tranzfr is completely free. You can create and manage as many trip groups as you want at no cost.
Our mobile app utilizes an optimized greedy algorithm that analyzes everyone's debts and computes their net balances. It then generates the minimum amount of direct transactions needed to settle the group.
If you lose connection, Tranzfr tells you right away so you can log the expense as soon as you're back online, instead of failing silently.
You can invite friends by entering their email address (so they auto-link upon registering), or by sharing a direct invitation link that opens the mobile app instantly using deep linking.
Yes, Tranzfr is exclusively optimized and built for the Android platform, and is available for download only on Google Play.