About this calculator
Scale screen resolutions keeping 16:9, 9:16, 4:3 or 21:9 proportions, with visual aspect preview.
Annuity and differentiated monthly installments, interest breakdown, and amortization schedule.
Calculate PITI (Principal, Interest, Taxes, Insurance), PMI, and accelerated payoff savings.
Visualize compound growth with recurring deposits, annual rate, and investment horizons.
Add or extract Value Added Tax (VAT) with international country presets.
Analyze profitability and percentage return on business capital and investments.
Gross to net salary with income tax, social contributions and deductions, monthly and annual.
Scale display resolutions (16:9, 9:16, 4:3, 21:9) with interactive proportional canvas preview.
Scale screen resolutions keeping 16:9, 9:16, 4:3 or 21:9 proportions, with visual aspect preview.
Any width/height pair with that ratio, e.g. 1920×1080 (Full HD) or 3840×2160 (4K).
Use 9:16 — the vertical flip of 16:9 for phones and stories.
21:9 (technically 64:27) suits cinema timelines and immersive gaming.