Finance

Inflation Calculator (2026)

Built by Kevin Glover · @gloverbuilds · Verified formula

Comparez le pouvoir d'achat de votre argent dans le temps.

📅 Updated April 2026 ✅ Formula verified 📖 4 min read 🆓 Free · No sign-up

In this article

Why inflation matters
The real cost of cash
Historical US inflation rates

Why inflation matters for savings

$1,000 under your mattress in 2010 has the purchasing power of about $700 in 2026. Inflation silently erodes wealth — which is why keeping cash idle is actually losing money in real terms.

Historical US inflation

2020: 1.2%
2021: 7.0%
2022: 8.0%
2023: 4.1%
2024: 2.9%
2025–2026 avg: ~2.8%

⚡ CalcWolf Insight

The 2021–2023 inflation surge cost the average American household an estimated $11,000 in purchasing power. Inflation returned to ~2.8% by late 2025.

Frequently asked questions

Quel est le taux d'inflation en France ?▾

L'inflation en France est mesurée par l'IPC (Indice des Prix à la Consommation) publié par l'INSEE. Elle a atteint un pic de 6% en 2022-2023 avant de redescendre.

✓ Math logic verified against primary sources → See our verification process

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Kevin Glover · @gloverbuilds

Founder, CalcWolf · GLVTS · Blickr

All formulas sourced from primary references — IRS publications, peer-reviewed research, and official standards. Results are tested against independent reference calculators before publishing. Rates and brackets updated when official sources change. Editorial policy →