How to adjust online free?

Upload your image to our free brightness & contrast tool. Adjust the controls and download the result. All processing happens locally in your browser.

Is brightness & contrast really free?

Yes, our brightness & contrast tool is completely free with no limits, no watermarks, and no registration. All processing is local for privacy.

Does brightness & contrast work on mobile?

Yes, Brightness & Contrast works on any device with a modern browser including phones and tablets, with no app download needed.

Brillo y contraste

Soltar imagen para contraste de brillo

Soporta JPG, PNG, WebP

Brightness: Contrast:

Why Use Our Brightness & Contrast

100% free — no hidden fees or limits
No uploads — your images stay on your device
Works in any modern browser
Instant results with real-time preview
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>Cómo funcionan el brillo y el contraste

Sube tu imagen y ajusta los controles para ajustar el efecto. Vista previa de los cambios en tiempo real.

Cuando esté satisfecho, descargue su imagen procesada. Todo el procesamiento ocurre localmente en su navegador.