Self-Taught Coding

Keep tasks, dates, responsibilities, verified sources and learning evidence together with local saving, filtered CSV and JSON backup.

Plan actual study tasks against available sessions, or summarize dated practice minutes and per-task accuracy, including unscored activities.

Compare actual lesson quotes using session length, session count, hourly rates, extras and explicit discounts, with labeled line-item costs.

Simple in-browser notepad with auto-save. Write quick notes that persist in your browser. Download as text file. No signup needed.

Allocate exactly 100% of monthly income, compare non-negative actual spending, expose fixed-dollar extras, and review transparent balances and planning ratios.

Allocate the 168 hours in a seven-day week across work, commute, rest, care and other activities, then save observed and proposed schedules.

Write and preview a resume, keep multiple versions, export plain text or print to PDF, and save a browser workspace with a restorable JSON backup.

Model an hourly revenue floor from owner pay, overhead, a user-entered annual reserve, billable capacity, and target operating margin.

Calculate the theoretical break-even point and minimum whole sellable units, plus target-profit volume, contribution margin, and signed margin of safety.

Calculate gross profit and operating profit or loss from net revenue, cost of sales, and operating expenses for one consistent period.