Instantly enhance your photos with a vibrant rainbow overlay. This free online tool works completely in your browser with no uploads, no tracking, and no data sharing.
The Add Rainbow Filter to Image tool allows anyone to apply a colorful spectrum overlay to their images without installing any software. Everything happens locally inside your web browser, ensuring complete privacy and instant results.
The classic rainbow gradient used in digital design mirrors the same spectrum of colors that appear when sunlight passes through water droplets in the atmosphere.
Rainbow style image filters became popular with the rise of early photo editing applications and social networks. What once required complex desktop software can now be achieved instantly using modern browser technologies such as the HTML canvas element and real-time image processing.