Up to 500 MB per fileFiles never leave your device6 languages & RTL
report.pdf
AI background removed
Compressed 62% smaller
Signed & secured
Export as DOCX, PNG, PPTX
On-device AI
4x upscale
Seconds, not minutes
AI image tools
Professional AI cleanup, running inside your browser
No uploads, no queues, no pricing page. These models run on your own device through ONNX Runtime Web, and the model files are cached so the second run starts instantly.
ISNet
AI Background Remover
Isolate people, products and logos automatically. Edges, hair and semi-transparent areas are preserved, and you get a clean transparent PNG.
Bring black-and-white, sepia and faded photos back to life. A DDColor neural network predicts natural colour for every pixel in your browser, and you keep the exact original resolution.
Brush over anything you want gone — a person, a logo, a watermark, a blemish — and MI-GAN inpainting erases it, filling the gap with realistic background.
The background-removal model is roughly 98 MB, the upscaler models are 2–5 MB each, and the colorizer is about 129 MB. They download once, are stored in your browser cache, and the image you process never leaves your device.
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Yes. Every PDF, image and AI tool is free with no signup, no watermarks and no artificial limits.
Are my files uploaded to a server?
No. Processing happens inside your browser, so your documents and images never leave your device. Only the AI model files are downloaded once and cached locally.
How does AI background removal work?
Pixia runs an ISNet segmentation model locally with ONNX Runtime Web. It isolates the subject, refines the edges and exports a transparent PNG.
Which formats can be upscaled?
PNG, JPEG, WebP, GIF and SVG. Enlarge 2x or 4x with photo, anime or general-purpose models, and the original transparency is preserved.
Is there a file size limit?
No artificial upload limit. Practical limits come from your device memory, so large batches work as long as your browser can handle them.
Does Pixia work on mobile?
Yes. Every tool runs in the browser, so the same features are available on Windows, macOS, Linux, tablets and phones with no installation.
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Join thousands of people who edit PDFs, convert images and clean up photos with Pixia. Free forever, no account needed.