FixTheFile

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AI image upscaler · Real-ESRGAN

Upscale any image online — free

Turn blurry, low-resolution photos into sharp, crystal-clear images using AI. Up to 4× resolution — no software needed.

  • No watermarks
  • Works on mobile
  • First fix free, no signup
⇆
Before · blurry
After · 4× sharp

Illustration of an upscale

FixTheFile AI Studio
First fix free
  1. 1Upload
  2. 2Pick a fix
  3. 3Download

Drop any file. AI picks the fix.

Images, audio, video, PDF, Word and ZIP — up to 500MB. Or click anywhere to browse.

ImageJPG PNG WEBP GIF
AudioMP3 WAV FLAC AAC
VideoMP4 MOV AVI MKV
PDFPDF
WordDOCX
ZIPZIP

image → upscale · audio → clean noise · video → extract audio · pdf → text · zip → repair

How it works

How to upscale an image online

1

Upload your image

Drop any JPG, PNG, or WEBP file — up to 500MB.

2

Select "Upscale image"

FixTheFile detects it's an image and offers the upscale option.

3

Download the result

Your sharpened, high-resolution image is ready in seconds.

Why FixTheFile

The easiest online image upscaler

AI-powered sharpening — Real-ESRGAN reconstructs detail, not just stretches pixels

Up to 4× resolution — ideal for printing, presentations, or recovering old photos

No signup needed — try your first upscale instantly, no account required

Works on any device — browser-based, no software to install

Private and secure — files stay available until you upload a new file or leave the page

Supports JPG, PNG, WEBP, HEIC — any common image format

FAQ

Upscale image — common questions

Can I upscale an image online for free?+

Yes — FixTheFile upscales images online for free. Upload any JPG, PNG, or WEBP image and select "Upscale image." No account needed for your first upscale.

How much can FixTheFile increase image resolution?+

FixTheFile uses Real-ESRGAN AI to upscale images up to 4× their original resolution, recovering sharpness and detail from blurry or compressed photos.

What image formats are supported?+

FixTheFile supports JPG, PNG, WEBP, GIF, and HEIC formats for upscaling. The output is delivered as a high-quality PNG.

Does upscaling an image lose quality?+

No — AI upscaling actually improves quality by reconstructing detail. FixTheFile uses Real-ESRGAN, which produces sharp and natural-looking results rather than just stretching pixels.

Is there a file size limit?+

FixTheFile supports files up to 500MB. Most standard images are well within this limit. Processing time may increase for very large files.

First fix free · no signup

Ready to upscale your image?

No software needed. Works on any device. First fix is free.

Upscale image free