Debt Book - Loan & IOU Tracker

DEBT BOOK - PERSONAL LOAN & DEBT TRACKER

Lent money to a friend and can't remember how much? Debt Book tracks every loan, repayment, and interest — so you never have to guess.

Works fully offline. No account required. Your data stays on your device and iCloud — nowhere else.

-- CORE FEATURES --

* Record lend & borrow transactions instantly
* Track full repayment history per person
* Multiple books — separate personal, business, and family ledgers
* Per-contact debt summary (total lent, total borrowed, net balance)
* Simple and compound interest calculator built-in
* Set interest rate, method (simple/compound), and period (daily/weekly/monthly/yearly)
* Interest auto-recalculates when you add a payment

-- PAYMENTS --

* Log partial or full payments
* Add extra amounts to existing transactions
* Full payment timeline per transaction
* See exactly how much is collected vs remaining

-- SECURITY --

* PIN lock — 4-digit PIN to protect your data
* Auto-lock when app goes to background

-- BACKUP & SYNC --

* iCloud backup — your data is always safe
* Restore from backup on any device
* JSON export for local backup

-- ORGANISATION --

* Multiple books (ledgers) — personal, business, family
* Pick contacts directly from your phone book
* Search transactions and contacts
* Book-level financial summary (principal + interest breakdown)

-- DESIGN --

* Clean Material Design with light and dark mode
* Add a transaction in under 10 seconds
* Works fully offline — no account required

-- PREMIUM (Debt Book Pro) --

* Unlimited books and contacts
* PDF export per transaction
* iCloud backup & restore
* Priority support

Perfect for:
* Shopkeepers tracking customer credit (khata/udhar/bahi khata)
* Friends splitting costs over time
* Families tracking shared expenses
* Freelancers tracking client advances
* Anyone who lends or borrows money

Download Debt Book — know exactly where your money is.

-- SUBSCRIPTION & PURCHASES --

Debt Book is free to download and use. Debt Book Pro unlocks Cloud Backup, PDF export, data export/import, App Lock (PIN), and unlimited books.

Auto-renewable subscriptions:
* Debt Book Pro (Monthly) — $1.99 per month
* Debt Book Pro (Yearly) — $14.99 per year (about $1.25 per month)

One-time purchase (no renewal):
* Debt Book Pro (Lifetime) — $39.99, pay once, yours forever

Payment is charged to your Apple ID account