An editorial directory of independent, calculator and reference sites we own and operate.
Every link below is a reviewed, dofollow link. No JavaScript, no tracking, no affiliate redirects.
Live gold value by gram, ounce, and kilo with real-time spot pricing.
Investor yield index and dividend discount rate reference dashboard.
State-by-state paycheck and take-home pay math for US workers.
Live water levels for US lakes and reservoirs from USGS and CDEC feeds.
OBBBA no-tax-on-overtime and tips math for US employees.
US tax break reference: overtime, tips, SALT, CTC, and energy credits.
UK personal finance reference hub covering income tax, NI, and allowances.
Amortization and loan math for common asset-backed borrowing.
Recipe and cooking ingredient scaling, conversion, and cost reference.
Deep value investing screen and intrinsic value estimation reference.
Early storm and severe-weather alert reference hub for US regions.
Test and exam grade reference with weighted score and curve math.
Septic system sizing, capacity, and maintenance reference tables.
US import tariff and duty math for goods and HS classifications.