Free online time tracking software for projects and invoices

Track billable hours by client, project, task, and teammate. ZChrona helps freelancers, agencies, and small teams use one online time tracker for reports, approvals, and cleaner invoices.

Track billable work from timer to invoice

Use one workspace for time entries, project tasks, reports, approvals, and client billing context.

Time Tracking

Track time with an intuitive timer or manual entries. Get detailed insights into how time is spent.

Project Management

Organize projects with Kanban boards, task lists, and custom workflows. Keep everything in one place.

Team Collaboration

Work together with team assignments, shared projects, user roles, and real-time workflow visibility.

Invoicing

Generate invoices from time entries, priced from each project's hourly rate, and send them to clients.

Budgets & Reports

Set hour or money budgets per project, get an email before they run out, and see profit and margin on Business.

Security & Compliance

Use 2FA, audit logs, and role-based access control as your company grows.

Built for client projects and hourly billing

Capture accurate hours, organize project work, review team effort, and keep invoice preparation close to the source data.

Time Tracking

  • Start/stop timer functionality
  • Manual time entry
  • Time tracking by project and task
  • Time entry approval workflow

Project Management

  • Kanban board with custom lanes
  • Task list view
  • Project overview dashboard
  • Task priorities and statuses

Billing & Invoicing

  • Invoices built from tracked time
  • Prices filled in from project hourly rates
  • PDF download and email to clients
  • Hour or money budgets with email alerts

Analytics

  • Project summary statistics
  • Team performance charts
  • Profit and margin per project (Business)
  • Priority and status breakdowns

Desktop Application

  • Windows and macOS apps
  • Timer in the menu bar or system tray
  • Offline tracking that syncs later
  • Screenshots with optional blur and idle detection on paid plans
Download the desktop app
Popular workflows

Find the right online time tracking setup

Explore ZChrona pages for freelancer time tracking, project management, free invoicing, agency operations, billable hours, and software comparisons.

Simple, Transparent Pricing

Choose the plan that is right for you. Upgrade or downgrade anytime.

Save up to 25%

Free

For freelancers and small teams getting started

FreeFree
Start FreeStart Free
  • Up to 3 users (you + 2 teammates)
  • Invite teammates by email or link
  • Up to 6 clients
  • Up to 3 active projects
  • Up to 50 tasks per project
  • Unlimited time entries
  • Up to 3 invoices/month
  • Invoice PDF download
  • Desktop app (no screenshots)

Business

For agencies and larger teams

$12$9/user/monthSave 25% with yearly billing
Choose PlanChoose Plan
  • Everything in Professional
  • Project profitability: revenue, cost and margin
  • Per-member bill and cost rates
  • Unlimited projects and invoices
  • Unlimited teams
  • Unlimited custom statuses and task types
  • Keyboard and mouse activity in the desktop app
  • Advanced analytics and team performance
  • Time entry approval
  • Audit logs

Ready to Get Started?

Create your ZChrona workspace and start tracking billable work with cleaner projects, reports, and invoices.