Financially intelligent. Mathematically verified.

Multi-Currency · Offline-First · Zero Drift

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FairSplit App
Why FairSplit?

Trust through proof.

No marketing claims. Just numbers.

0
Cent Drift
across 10,000 transactions
132
Tests
automatically verified
25
Currencies
with live rates
∞
Offline
fully functional

FX Provenance

Every exchange rate with SHA256 hash, timestamp, and source.

Settlement Integrity

Mathematically optimized payment chains. Greedy algorithm.

Offline-Sync

Local SQLite DB. No data loss. Automatic conflict resolution.

Designed for real groups.

Balance Overview
Groups Household, trips, events
Multi-Currency 25 currencies, live rates
Smart Settle Optimized payment chains

Everything included. Nothing forgotten.

Guests without Account

Invite via link. Join instantly.

25 Currencies

Auto conversion. Rate locked.

Offline-First

Works everywhere. Syncs automatically.

3 Split Modes

Equal, exact, or percentage.

Zero Drift

Cent-accurate. Mathematically verified.

Smart Settle

7 debts → 3 payments.

Ready?

Free. Forever.

Get Started

No subscription. No ads. No limits.