ToolNest

🎬CSS Animation Generator

Generate CSS keyframe animations with live preview.

🆓 Free🔒 Secure⚡ Instant📱 Mobile-friendly🚫 No signup

Generate CSS animations online for free. Choose from presets and customize duration, easing, and more.

CSS
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.fadeIn {
  animation: fadeIn 1s ease 0s 1 normal both;
}

How to Use CSS Animation Generator — Step by Step

  1. 1Choose an animation type — fade, slide, bounce, rotate, scale, or custom
  2. 2Set duration, timing function, delay, and iteration count
  3. 3Preview the animation on the demo element in real time
  4. 4Copy the CSS @keyframes and animation property

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Frequently Asked Questions

Is this tool completely free?

Yes. All ToolNest tools are 100% free with no signup required, no account, and no watermarks added to output files.

Are my uploaded files secure and private?

All uploads use HTTPS encryption during transfer. Files are processed on secure isolated servers and automatically deleted within 2 hours of upload.

Does this tool work on mobile phones?

Yes. ToolNest works on any modern browser on iPhone, Android, tablet, or desktop — no app download or plugin needed.

Do I need to create an account?

No. Just open the tool, upload your file, and download the result. No email, no signup, no password.