Make better financial decisions, wherever you are
Precise calculators for Brazilians abroad — in Portuguese, Spanish, and English.
Tools
All calculators
Official formulas — BCB · Tesouro Nacional · Receita Federal
Compound Interest Calculator
Calculate the growth of your investment with compound interest
Tesouro Direto IPCA+ Simulator
Simulate Tesouro IPCA+ returns with income tax and IOF
CDI vs Savings Account
Compare CDI returns against the savings account
Investment Income Tax
Calculate income tax on CDB, LCI, stocks, and FIIs
Retirement USD→BRL Simulator
Simulate your retirement using the 4% rule
Why Limiar
Official formulas, verified
All formulas are sourced from official references — BCB, Tesouro Nacional, and Receita Federal — and verified to within 0.01% tolerance.
Truly trilingual
Portuguese, Spanish, and English — not just translated, but localized. Number formatting, currencies, and dates follow each language's conventions.
Built for Brazilians abroad
Made for people managing BRL + USD/EUR at the same time. No unnecessary jargon — with context from those who live between two countries.