# DayTrak > Free private time tracker and expense manager that runs in your browser. DayTrak is a privacy-first productivity hub that tracks hours, income, and expenses. All data is stored locally in the browser using SQLite via WebAssembly (Evolu framework). No accounts, no cloud, no subscriptions. ## Features - Time Tracking: Track hours across multiple projects with built-in timer, monthly goals, and pacing indicators - Income Tracking: Recurring and one-time income with categories. Paid invoices automatically become income - Expense Tracking: Recurring and one-time expenses with category charts, spending trends, and daily averages - Invoicing: Create invoices from tracked hours, track Draft/Sent/Paid status - Financial Dashboard: Income vs Expenses bar chart (6-month), net balance, expense donut chart - Pivot Table: 4 data modes (Time Tracking, Income, Expenses, All) with Month/Year scope - Privacy: 100% local-first, works offline as PWA, end-to-end encrypted multi-device sync - Backup: Full JSON backup and restore (v2 format) - Languages: English and Slovak ## Pricing - Free: All features, unlimited projects and entries, forever - Pro: $19 one-time payment for multi-device sync and encrypted cloud backup ## Tech Stack Vue 3, TypeScript, Vite, Tailwind CSS, Evolu (local-first SQLite + CRDTs), vue-i18n, VueUse, lucide-vue-next, date-fns, vite-plugin-pwa ## Comparison DayTrak vs Toggl vs Clockify vs Harvest: https://daytrak.app/compare.html DayTrak is the only time tracker that stores all data locally in the browser with zero-knowledge architecture. Unlike cloud-based alternatives (Toggl, Clockify, Harvest), no account is required and data never leaves your device. It combines time tracking, income tracking, expense tracking, and invoicing in a single free tool with a one-time $19 Pro upgrade for multi-device sync. ## Links - Website: https://daytrak.app - App: https://my.daytrak.app - Compare: https://daytrak.app/compare.html - Twitter: https://x.com/day_trak_app