Tendvane
Free · Windows 10 & 11 · Beta

Your PC's system concierge.

Tendvane checks what an IT specialist would — drivers, apps, network, security, storage and more — and tells you, in plain language, exactly what to do. One app, no jargon, no telemetry.

Free & private · runs locally · 9 languages · ~2.4 MB
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Tendvane running on Windows — one window with Drivers, Apps, Network, System, Photos, Install, Tweaks, Registry and Debloat.

Everything your PC needs, in one place

Each tool explains what it found and offers a one-click fix — so you don't need to be the IT person.

🧩

Driver updates

Inventories every driver, compares against the Microsoft Update Catalog, and installs updates with a restore point first.

📦

App installer

Install popular apps in one click via winget — or search the whole catalog. Plus an installed-apps audit.

🌐

Network & firewall

Scan your local network, run speed/latency diagnostics, see live connections per app and block any app's internet.

🩺

System health

Alerts, security posture, startup programs, restore points, performance, battery, disk health (S.M.A.R.T.) and cleanup.

🖼️

Duplicate photos

Find byte-identical pictures (incl. iPhone HEIC), preview them full-screen, and reclaim gigabytes safely to the Recycle Bin.

⚙️

Tweaks

126 reversible Windows tweaks grouped by Privacy, Performance, Explorer, Taskbar and more — all in plain language.

🧹

Registry cleaner

Finds broken references left by uninstalled programs and backs up the registry before fixing anything.

🧯

Debloat (experimental)

Remove pre-installed clutter, disable telemetry tasks, and reclaim space from Windows Installer leftovers.

Built to be trusted

  • No telemetry. Nothing about you leaves your PC.
  • Runs locally. Deterministic checks, no account, no cloud.
  • Reversible. Restore points before driver/tweak changes; deletions go to the Recycle Bin.
  • Plain language. Made for low-to-average computer knowledge.
  • 9 languages, including the full interface and help.
Why it asks for administrator. Installing drivers, changing system settings and creating restore points all require admin rights — so Windows asks for permission each time Tendvane starts. It does only what you tell it to.

Give your PC a check-up.

Free, in beta, and improving fast.

Download Tendvane