One Billion vs FastMoni
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
One Billion
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Spend smarter. Stay in control. One Billion is a personal finance app designed to help you manage expenses effectively, plan budgets, and stay aware of your spending. It gives you the tools you need to control your money — clearly, simply, and consistently.
FastMoni
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FastMoni – a fast, free expense tracker and budget planner for you and your family. Log an expense in 3 seconds with a smart numpad or just your voice. Track cash flow, set budgets, manage debts, follow your gold and savings goals – all in one app. WHY FASTMONI? SUPER-FAST LOGGING • Numpad built for money entry, with smart amount suggestions • Say "coffee 5 dollars" and FastMoni logs it for you by voice • Categories and subcategories for detailed tracking • Multiple wallets: cash, bank, credit card, savings – transfer between them anytime • Recurring transactions for rent, salary and monthly bills SPENDING MOMENTS Snap a photo when you log an expense to remember meals, trips and receipts. Relive each month as a beautiful photo album. FAMILY FINANCE Create a family group and invite members with a QR code. See shared income and spending, contributions to the family fund and what each member spends. SMART BUDGETS Set monthly budgets for total spending or for each category. Get alerts at 80%, 90% and 100% of your budget. DEBT BOOK – LEND & BORROW Keep track of who owes you and who you owe. Follow due dates, get overdue alerts and record every repayment. GOLD, EXCHANGE RATES & NET WORTH Track your gold holdings with live gold prices and view currency exchange rates. Your net worth is calculated automatically from wallets, loans, debts and gold. SAVINGS GOALS Set a goal for every plan, track your progress and see your estimated completion date. Deposit and withdraw flexibly between wallets. REPORTS & INSIGHTS Clear income and expense charts by week, month and year. Smart insights reveal your spending habits, and a financial health score gives you the big picture. REMINDERS & WIDGETS Daily spending summary, daily logging reminders and logging streaks. Home screen widgets in 2 sizes show your balance and today's spending at a glance. SAFE & CONVENIENT • Unlock with Face ID / Touch ID or a PIN • Cloud sync with Google & Apple sign-in • Export reports to Excel and back up all your data • 9 currencies and 20 languages • Dark mode and 16 theme colors Download FastMoni and take control of your money today! Terms of Use: https://fastmoni.bizfast.com.vn/terms-of-use Privacy Policy: https://fastmoni.bizfast.com.vn/privacy-policy
Screenshots
Verdict
The clearest difference is update cadence: FastMoni at fortnightly against One Billion's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
One Billion ships an update every 6 weeks, FastMoni fortnightly. The most recent releases landed on October 13, 2026 and October 25, 2026 respectively.
| Parameter | One Billion | FastMoni |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.6 | 15.6 |
| Further details — not scored | ||
| Size | 67 MB | 71 MB |
| Age rating | 4+ | 4+ |
| Developer | Thang Nguyen | Vien Tran Ngoc |
In-app purchases
One Billion
No in-app purchases
FastMoni
No in-app purchases









