Most personal finance apps live in the cloud and know everything about your money. They tell you your net worth is $47K, your spending is good relative to who, and that you should be saving more. The problem is: you can not actually do anything with that insight. You see it, you nod, and you go back to living your life.
This guide is for people who would rather manage their own data — local, private, fully under their control. We will cover net worth tracking done right, debt payoff math that actually motivates, gold as a savings tool, and the single-file apps that replace Mint, YNAB, and Personal Capital without giving your financial data to anyone.
Throughout this guide we reference NetWorth Pro — the personal finance app in our suite. Single-file HTML, offline-capable, runs in any browser. The full list of personal finance apps lives at creatif.tools/personal-finance/.
Net Worth Tracking: Do It Once a Month, Not Daily
Net worth is not a mood ring. Checking it daily creates anxiety without changing behavior. Monthly is the right cadence.
- What to include in net worth Assets: cash, brokerage, retirement, real estate equity, vehicles, gold and silver at spot. Liabilities: credit cards, student loans, mortgage, car loan, personal loans.
- What NOT to obsess over Daily stock prices. Crypto volatility. House values. Track these monthly or quarterly.
- The 1% better rule Aim to grow net worth by 1% per month on average. Compounded over 10 years, that is 3x growth.
Debt Payoff: Snowball vs Avalanche
Mathematically, the avalanche method saves the most money. Psychologically, the snowball method wins most often.
- Avalanche method Pay minimum on all debts. Throw every extra dollar at the highest-APR balance. Mathematically optimal. Requires patience.
- Snowball method Pay minimum on all debts. Throw every extra dollar at the smallest balance. Slower mathematically but you win quickly.
- Which works better Studies on real debtors: snowball wins more often because motivation beats math. Use Debt Snowball Pro to model both paths.
- When to refinance instead If you have high-interest credit card debt, a 0% balance transfer can save 18%+ APR for 12 to 18 months.
Gold and Silver as Savings: Why the Smart Money Holds It
Most financial advisors say do not hold gold. Most of those same advisors have clients who got hammered in 2008.
- Why 5 to 15% in physical gold/silver When the financial system breaks, gold and silver hold value. 5 to 15% of net worth is the smart-money allocation.
- What buy looks like Buy coins at or near spot plus 5% premium. Sovereign coins are the most liquid. Bars save on premium but are harder to sell in small amounts.
- Storing it Home safe (fire and water rated). Bank safe deposit box. Diversified private vault ($200 to $500 per year).
- Tracking your stack GoldBook Tracker pulls spot prices and shows your stack value in real time.
Why Local-First Matters for Money Data
Mint shut down in 2024. YNAB costs $99/year. Personal Capital requires linking your bank accounts.
- What local-first gives you No cloud breach risk. No company shutting down and losing your data. No free product model that monetizes your financial behavior.
- The single-file approach NetWorth Pro runs entirely in your browser. No login, no cloud sync, no third-party data access.
- What you give up Bank sync (manual entry takes 10 minutes per month). Mobile apps. Aggregated insights.
Tools that help
Every section of this guide maps to a tool you should be using. Here are the personal finance apps from Creatif Tools: