Guia do Investidor FatorLambda

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Everyone
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Content rating
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About this app

Financial decisions with numbers, not guesswork.

The FatorLambda Investor Guide brings together 28 free calculators and simulators and a complete ebook for investing from scratch. No registration required.

📘 GUIDE EBOOK
18 chapters, from zero to your first portfolio: budget, emergency fund, profile, goals, fixed income, mark-to-market, stocks, fundamental analysis, ETFs, real estate funds, income tax, rebalancing, and financial independence. The app saves your progress and each chapter ends with exercises in the tools.

🔎 STOCK AND ETF ANALYSIS
• Fundamental Analysis: P/E, P/BV, ROE, dividends, debt, Graham and Bazin benchmarks and comparison with other companies in the sector

• ETF Analysis: management fee, sectors, largest positions, countries and price history

📈 PLANNING
Compound interest, FIRE calculator (4% rule), retirement, Monte Carlo, goals, objectives, emergency fund, ideal portfolio and cost of waiting.

🏦 FIXED INCOME
LCI vs. CDB, Treasury Direct, mark-to-market, rate equivalence, inflation adjustment (IPCA) and income tax on investments.

📊 VARIABLE INCOME
Average price, ceiling price, income tax on stocks and REITs with DARF, passive income with REITs and portfolio rebalancing.

🏠 REAL ESTATE AND CREDIT
SAC vs. PRICE financing, early amortization, and renting or buying.

🔔 REMINDERS (optional)
A daily reminder to continue reading and a notification when a new post is published on the blog.

Educational content. The tools are not investment recommendations.
Free tools for investing and organizing finances.
Updated on
Nov 9, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Device or other IDs
  • Data is encrypted in transit
  • Data can’t be deleted

What’s new

Novidades da versão 1.2:
• Novo nome: Guia do Investidor FatorLambda
• Ebook do Guia: 18 capítulos, do zero à primeira carteira
• Sua jornada: suba de nível até Investidor autônomo usando o app e lendo o ebook
• 15 ferramentas novas, incluindo análise de ações, ETFs e Calculadora FIRE
• Busca de ferramentas e botão voltar
• Lembrete diário de leitura e aviso de posts do blog (opcional)
Content rating
Everyone
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App support

About the developer
LUCAS RAFAEL STEFANEL GRIS
lucas.rafael.gris@gmail.com
Cult Universo Residence R. 235, SN - Apto 807 Setor Leste Universitário GOIÂNIA - GO 74605-050 Brazil