DIY retirement and financial planning with full tax detail and Claude AI assistance
Free browser-based tool for understanding Windows laptop battery health
Stage
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Founded
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Based in
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PK
Pricing model
Freemium
Free
Pricing
Free tier: The whole planner and app including up to 4 plans with 12 scenarios each, tax engine, Monte Carlo analysis, and free trial of Claude connector. Plus tier: $100 USD per year with higher Claude connector limits.
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Key features
Tax modeling down to lot-level cost basis with capital gains stacking
Income tax calculation for 41 states and DC with local tax support
Social Security modeling with earnings test and spousal benefits
Monte Carlo analysis with thousand trials from real market history
Claude AI integration for plan building and analysis
Roth conversion and withdrawal optimizer
Multi-scenario comparison with detailed scenario diffing
Real estate modeling with depreciation and rental property analysis
Family and household modeling with marriage, children, and moves
Income tracking for salary, RSUs, pensions, and Social Security
Windows battery report parsing
Calculate battery health percentage
View capacity history trends
Manual capacity input
Local browser processing
No installation required
Private processing
What makes it different
Tax-focused planning engine that models actual tax impacts at lot level
Claude AI integration that builds and updates plans via conversation
Free core planner with optional paid Claude connector tier
Variable spending model that adapts annually based on portfolio performance
Process battery reports entirely in your browser with no data upload to servers
Explains Windows battery data in plain English with practical guidance
Guides based on official Microsoft and manufacturer documentation
Includes real examples from actual Windows battery reports
FinZot
Battery Health Lab