K3N8HAnalyze data
Feed in real numbers, get a real chart and a plain-English read.
CMA Comps Report Generator
Comps CSV in, a price-per-sqft chart and a suggested value range out.
Weekly Cash Desk
Know if next week's rent clears before the materials go out.
Deposit Desk
Print the deposit page before you start the job.
The Solo Operator's First 90 Days
Three 30-day blocks, each with real decisions and a cash checkpoint.
Job Cost Insights
Feed it a job-cost CSV, get a margin chart and a plain-English write-up.
Crew Dispatch Board
Three linked tables so unassigned urgent jobs never get lost in a group text.
Multi-Crew Company Site
A complete trades-company site with a working booking form â deploy in under 5 minutes.
Warranty Callback Tracker
Two linked CSV tables plus a script that actually computes if a callback is still in warranty.
Quote-to-Invoice Bot
Accepted quote JSON in, a formatted itemized invoice with real totals math out.
The 5-Minute Toolbox Talk
8 ready-to-read-aloud safety briefings for solo operators and small crews.
Creator Tax Tracker
Income/expense CSV in, a category chart and a suggested tax set-aside out.
Client Retention Insights
Feed it a client roster CSV, get a churn chart and a plain-English write-up.
Ad Spend & Margin Insights
Feed it a campaign CSV, get a ROAS chart and a plain-English write-up.
Seasonal Inventory Planner
12 months of sales in, a seasonal index chart and next year's reorder quantities out.
Monthly Cash Flow Tracker
Monthly income/expenses in, a running-balance chart and a negative-balance warning out.
Text Toolkit
A private writing studio: readability, keywords, summaries, tracked fixes, headline scoring and saved drafts.
Explain Like I'm 5
Plain-language explanations for five reading levels, from age 5 to expert. Runs entirely in your browser: no account, no AI service.
Password Toolkit
Secure generators, an honest strength analyser, site-rule checker and AES encryption, in your browser.
Invoice Generator
Invoices, quotes and receipts with saved clients, tax, deposits and print-ready PDFs. Private, no account.
Budget Planner
Plan each month with four budgeting methods, goals, debt payoff and bank CSV import. Private and free.
Finance Auditor
Run the first-pass tests an auditor reaches for â Benford, duplicates, split payments, cut-off and more â on a ledger or bank file, and print a working paper. Private.
Data Analyst Workbench
Load CSV, Excel or JSON, clean it with a re-runnable recipe, pivot, query with SQL, chart it and get plain-language insights. Private, no account.
Money Manager
A double-entry ledger with the three financial statements, ratios, a 13-week cash forecast, budgets and a month-end close. Private, on your device.
Model Lab
Train regression and classification models in your browser and score them honestly, from linear and logistic to trees, forests and boosting. Private, no account.
QR Code Generator
A full QR studio in your browser: Wi-Fi, contacts, events, logos, print sheets and batch ZIPs. No upload.
Color Palette Generator
Palettes from colour theory or mood, with locks, contrast and colour-blind checks, 50-950 scales and exports.
Unit Converter
Exact conversions for 15 kinds of units, cups to grams, plain-text input, your own units and your own rates.
Plain English to Code Translator
Describe a task or paste Python or JavaScript, then run it, translate it, have it explained in plain English and practice writing it. Runs in your browser: no account, no AI service.
Typing Tutor
A real, structured touch-typing course â home row to full paragraphs, live finger-position guide, real WPM/accuracy math.
Quiz Studio
Turn your notes into quizzes, design a printable paper and give online exams. The notes quiz is free; Quiz Studio Pro is free for 30 days, then $49 a year.
Terminal
A practice terminal in your browser: a virtual file system, shell commands, a file editor, and node and python runners for beginner programs.
K3N8H Essentials (Supporter Edition)
Budget planner, money manager, finance auditor, invoices, passwords and more in one app that works offline. Support K3N8H from $1.