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Treppen-Rechner — Kostenloses Online-Tool

Steigung, Auftritt, Wangenlänge für jede Treppe

Berechne Steigung, Auftritt, Wangenlänge, Neigungswinkel. Bauvorschriften-konform. Für Terrasse, Keller, Innentreppen.

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Free stair calculator

Calculate stair risers, run, stringer. Code-compliant rise/run ratio.

How to use this tool

  1. 1

    Enter total rise

    Floor-to-floor vertical height (inches or cm).

  2. 2

    Enter run depth

    Desired tread depth per step (typical: 10-11 in).

  3. 3

    See step plan

    Number of risers, riser height, stringer length.

Frequently Asked Questions

What is a safe rise/run ratio?
IRC code: max 7¾ in rise, min 10 in run. Rise + run should equal 17-18 in total. Consistent rise between all steps is critical.
How to calculate stringer length
Stringer = √(total rise² + total run²). The hypotenuse of the right triangle formed by the staircase.

Wichtigste Punkte

  • Stair Rechner is a free, browser-based calculator tool — rise, run, stringer length for any staircase.
  • Nein signup, no downloads, no file uploads. Tools run in your browser; the few that need an outside service say so on the page.
  • Works on desktop, tablet, and mobile. Install as a PWA for offline access.

How to Use Stair Rechner

  1. Open the tool: Launch Stair Rechner on Toololis — no account or download needed.
  2. Enter your data: Paste text, enter values, or select a file directly in your browser.
  3. Get instant results: Everything is processed locally — results appear immediately.
  4. Copy or download: Save your output or share it. Bookmark for quick access next time.

Stair Rechner — Quick Facts

Preis
Kostenlos — keine Limits, kein Wasserzeichen, keine Paywall
Privatsphäre
Wird im Browser verarbeitet. Tools, die einen externen Dienst brauchen, sagen das auf der Seite. Seitenaufrufe werden gezählt (Google Analytics).
Plattform
Jeder moderne Browser — Desktop, Tablet, Mobil
Kategorie
Rechner Tools on Toololis
Offline
Works offline after first visit (Progressive Web App)
MerkmalDetails
ToolStair Rechner
KategorieRechner
Anmeldung nötigNein
Datei-UploadKeine — wird im Browser verarbeitet
Mobile-UnterstützungVoll responsive
KostenFür immer kostenlos

Why Use Stair Rechner?

You should try Stair Rechner for a quick, private way to rise, run, stringer length for any staircase. Processing happens in your browser and files are never uploaded; the few tools that need an outside service say so on the page.

On the other hand, dedicated APIs or desktop tools suit batch processing better. They also handle server-side automation. For everyday tasks, browser tools offer the best speed, privacy, and convenience.

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100% Privatsphäre. Dieses Tool läuft komplett in deinem Browser. Deine Daten werden niemals auf einen Server hochgeladen.