MonCalculateur Impot 2026

MonCalculateur Impot 2026 estimates your French income tax (impot sur le revenu) in seconds, directly on your iPhone or iPad: no account, no upload of your income to a server, no hidden subscription. Built for English-speaking expats, cross-border workers, and French residents who want to understand their tax notice (avis d'imposition) before it arrives, simulate the impact of a raise, a PACS, the birth of a child, or a rental investment, or simply double-check the monthly withholding (prelevement a la source) on their payslip. What the app calculates: - Income tax using the progressive 2026 brackets (0%, 11%, 30%, 41%, 45%) - Family quotient (quotient familial) — tax shares for single filers, married or PACS couples, dependent children, single parents - Family quotient cap (plafonnement) - Low-income decote reduction - Withholding tax — personalized rate and neutral (taux neutre) rate - Rental income — micro-foncier regime (30% deduction) or actual-expense regime (regime reel) - Real estate capital gains — holding-duration allowances, 17.2% social charges - Indicative tax optimization — PER retirement contributions, charitable donations, home employment Local history of your simulations and PDF export from calculator results, stored or generated only on your device. No cloud upload of your income. Premium upgrade (one-time purchase, no subscription): - Real estate capital gains calculator - Tax optimization calculator Not covered in this version: IFI wealth tax, dedicated PFU/investment-income calculations, childcare tax credits, and official tax filing. Sources and transparency: Brackets and formulas are based on documents published by the DGFiP, service-public.fr, and impots.gouv.fr. MonCalculateur Impot 2026 is an independent app developed by Cosmic Production d.o.o., with no official affiliation with the DGFiP, the French Ministry of the Economy, or the French tax administration. Informational tool only — does not replace the advice of a chartered accountant (expert-comptable), a tax lawyer (avocat fiscaliste), or the DGFiP. For your official declaration, use impots.gouv.fr or consult a qualified professional.