Your money,
finally intelligent.
Klem is a modern financial ledger built for clarity, not complexity. Track spending, set budgets, and understand your money — without the legacy finance app bloat.
No credit card required · Free during early access
Built different.
Everything old-school finance apps get wrong, Klem gets right.
Complete Transaction Ledger
Every transaction logged, categorised, and searchable. Your full financial history in one clean interface — no guessing, no gaps.
Real-time Budgets
Budgets that update the moment you log a transaction. No refresh, no lag.
Smart Categories
Custom categories built around your life, not a generic template from 2008.
Secure, Session-based Auth
Cookie-based sessions with server-side auth. Your financial data stays yours — never sold, never shared, never stored carelessly.
Blazing Fast
Built on Bun. The API responds in milliseconds.
Works Anywhere
Fully responsive. Desktop, tablet, phone — Klem fits your screen.
Simple by design.
Three steps to total financial clarity.
Create your account
Sign up in seconds. No lengthy onboarding, no card required.
Log your transactions
Add income and expenses with categories and notes.
Own your budget
Watch budgets update live. Adjust categories anytime.