AvPad

Upscale an image online

Drop in a small or soft picture and get it back at twice or four times the size, with the detail worked back in rather than smeared across the new pixels.

After
Before
BeforeAfter
A 256-pixel photo at 4×. Both halves are shown at the same size, so the difference is the detail, not the scale.

Drop your images here

One file, up to 20 MB

Files are processed in memory and never stored. Nothing is kept once the result has been sent back.

Scale

Common questions

How does this differ from resizing?
Resizing spreads the pixels you already have over a larger area, which is why an enlarged photo looks soft. This runs a model that has seen a great many photographs and puts back the edges, textures and fine detail that were never in the small file. For making a picture smaller, the resizer is the right tool and costs nothing to run.
How large can the result be?
Up to 16 megapixels. If your photo is already big enough that 4× would go past that, the factor is brought down to 2× and the page says so before and after the run — you are never charged for a size the model would have refused.
Is it really free?
Five images a day without an account. The runs cost us money at the model provider, which is what the limit is for. A free account lifts it and you pay in credits instead, one per image.
What comes back?
A PNG, because that is what the model writes and re-encoding it to JPEG would throw away part of what you came for. Use the converter afterwards if you need something smaller.

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