CostBoard

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Everyone
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Content rating
Everyone
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About this app

CostBoard is a calm, private way to track your money and send professional quotes, all from your phone. It is local-first and works fully offline, so your data stays on your device unless you choose to back it up.

TRACK YOUR SPENDING
- Log expenses in seconds: amount, category, status, done.
- Set budgets and get a heads-up before you overspend.
- See trends, categories and month-to-month comparisons in one calm view.
- Set up recurring expenses so regular costs track themselves.

PROFESSIONAL QUOTES
- Create professional price quotes for clients.
- Send them as a clean PDF straight from your phone.
- Keep personal finances and client quotes apart with Private and Business modes.

PRIVATE BY DESIGN
- Local-first: your data lives on your device.
- Works 100% offline, no account required.
- Optional anonymous, end-to-end encrypted cloud backup with an Account Key. No email, no password.
- No tracking and no ads.

ABOUT THE AUTHOR
CostBoard is developed by POLPROG, a Polish technology company creating browser extensions, web applications, and mobile apps with a focus on privacy.

Website: https://polprog.pl/
CostBoard product page: https://polprog.pl/apps/CostBoard/
Track expenses, build budgets, send quotes. On-device, offline, private.
Updated on
Aug 7, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection

What’s new

CostBoard is now available!

Take control of your personal finances and professional quotes in one private app. Track expenses and budgets, manage recurring payments, analyze spending, and create professional quotes for clients. Your data stays on your device - no account, no cloud, no ads, no tracking.