Rize is a heavy AI tracker with a steep monthly fee. Stunda is a lightweight, native macOS & Windows tracker that measures active focus, detects burnout risk, and turns hours into client invoices for $0–$9/mo.
No credit card required · macOS & Windows · Lightweight Rust engine (under 35MB RAM)
Compare resource usage, pricing, client invoicing, and privacy contracts.
| Feature | Stunda | Rize.io |
|---|---|---|
| Desktop Performance | Native Rust Core (<35MB RAM) | Heavy Electron Wrapper (>1.5GB RAM) |
| Monthly Pricing (Solo / Freelancer) | Free forever (Pro $9/mo) | $16.99/month ($204/year) |
| Built-in Client Invoicing | Integrated 60-second PDF invoice generator | None (Focus metrics & category reports only) |
| Tracking Engine | Automatic menu-bar background tracking | AI window rules & continuous desktop analysis |
| Privacy Contract | Keystroke & click counts only (never content) | Cloud AI processing & desktop activity analysis |
| Offline Mode | 100% Offline-first local SQLite engine | Requires continuous cloud connection |
| AI Productivity Insights | Daily digests, focus scores & burnout risk alerts | Overtime alerts & break reminders |
Lightweight performance, fair pricing, and built-in client billing.
Rize is built on Electron and routinely uses 1GB to 2GB of system RAM, slowing down Xcode, VS Code, or Adobe apps. Stunda’s Tauri 2 Rust core runs silently under 35MB RAM.
Rize stops at displaying productivity charts. Stunda completes the workflow by turning your active focus hours into professional, branded client invoices.
Rize costs $16.99/mo ($204/yr). Stunda offers a robust Free Forever plan for solo builders, and Pro for just $9/mo — half the price for double the utility.
Rize charges $16.99/mo and consumes over 1GB of RAM for focus tracking alone. Stunda runs natively on macOS and Windows in under 35MB RAM, providing focus tracking, burnout detection, AND 60-second client invoicing for $0-$9/mo.
Rize does not generate invoices at all — it only shows focus graphs. Stunda combines automatic focus tracking with an integrated invoice engine, so your tracked hours automatically turn into billable PDF invoices.
Yes. Stunda is engineered with a Tauri 2 Rust core. It launches instantly, uses minimal CPU, and operates silently in your menu bar or system tray without draining your laptop battery.
Still measuring, since the moment you opened this page
That's how it slips away: a few quiet minutes at a time, on every project. Stunda catches them all day, silently, and turns them into invoices that send in four steps.
Metered at $85/hr (set your own in the app) · Free forever for solo users · No card required