Free browser-based tool for understanding Windows laptop battery health
A planning calendar for your money: bills, paydays and payments on their days, with the balance each day leaves you, weeks and months ahead.
Stage
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Founded
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Based in
PK
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Pricing model
Free
Freemium
Pricing
Not given
Free: The calendar with one calendar, repeating items, notes, search, computer and phone access, and calendar app import. Paid yearly: $69 USD a year (save 18%), includes Cash Flow Forecast, What-If Scenarios, Debt Planner, Savings Planner, Investment Planner, Card Rewards Optimizer, Challenges, Rep
Key features
Windows battery report parsing
Calculate battery health percentage
View capacity history trends
Manual capacity input
Local browser processing
No installation required
Private processing
Calendar view of bills, paydays and planned payments
Debt Planner to turn payments into a payoff plan with target month
Savings Planner with goal dates and target paydays
What-If Scenarios to test purchases before committing
Integration with Lunch Money and YNAB
Investment Planner for tracking investment goals
Card Rewards Optimizer to maximize rewards
Multi-currency calendar support
What makes it different
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
See your exact balance every day for weeks and months ahead, not just today
Works standalone without connecting to other apps; integrations are optional
Free plan with full calendar forever after 14-day trial of all features
Phone app coming soon for iPhone and Android; web version works in phone browser today
Battery Health Lab
Lunda