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Rilevatore Refresh Rate Schermo — Strumento online gratis

Rileva 60Hz, 120Hz, 144Hz tramite rAF

Rileva il refresh rate reale del display tramite timing requestAnimationFrame. Verifica che il tuo monitor 144Hz funzioni davvero a 144Hz.

Click to run timing test.
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Screen Refresh Rate Detector

Detect actual browser refresh rate via requestAnimationFrame timing. Verify your 120Hz / 144Hz / 240Hz monitor is really running at advertised speed in this browser context.

How to use this tool

  1. 1

    Click Run

    5-second precise rAF timing analysis.

  2. 2

    See Hz

    Detected rate + frame consistency.

  3. 3

    Verify

    Compare to advertised monitor spec.

Frequently Asked Questions

Why might my 144Hz monitor show 60Hz?
Display setting in OS, not just monitor capability. macOS often defaults to 60Hz even on ProMotion. Windows: Display Settings → Advanced → set 144Hz. Some HDMI cables max at 60Hz.
How accurate is the detection?
requestAnimationFrame fires at ≤display rate. After 300+ frames the average converges to true Hz ±0.5. Power-saving mode and other browser tabs can throttle below true rate.
Why does Chrome cap at 60Hz sometimes?
Battery saver, low power mode, or background tab throttling. Foreground tab + plugged in = full rate. Brave/Edge similar.

Punti chiave

  • Screen Refresh Rate Detector is a free, browser-based developer tool — detect 60hz, 120hz, 144hz via raf.
  • No signup, no downloads, no file uploads. Strumentos 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 Screen Refresh Rate Detector

  1. Open the tool: Launch Screen Refresh Rate Detector on Strumentoolis — 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.

Screen Refresh Rate Detector — Quick Facts

Prezzo
Gratis — senza limiti, senza filigrana, senza paywall
Privacy
Elaborato nel tuo browser. Gli strumenti che richiedono un servizio esterno lo indicano nella pagina. Le visite vengono conteggiate (Google Analytics).
Piattaforma
Qualsiasi browser moderno — desktop, tablet o mobile
Categoria
Sviluppatore Strumentos on Strumentoolis
Offline
Works offline after first visit (Progressive Web App)
CaratteristicaDettagli
StrumentoScreen Refresh Rate Detector
CategoriaSviluppatore
Registrazione richiestaNo
Caricamento fileNessuno — elaborato nel browser
Supporto mobileCompletamente adattivo
CostoGratis per sempre

Why Use Screen Refresh Rate Detector?

You should try Screen Refresh Rate Detector for a quick, private way to detect 60hz, 120hz, 144hz via raf. 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% Privacy. Questo strumento funziona interamente nel tuo browser. I tuoi dati non vengono mai caricati su alcun server.