Enlarge your images without losing sharpness
Increase the resolution of your photos and images x2 or x4 directly in the browser, with the option of Improve sharpening Perfect for enlarging logos, captures, etc. iPhone Photos (HEIC) o small images.
100% private: your images They are not uploaded to any server; are processed on your own computer.
Downloading tool…
0%Upscale images (x2 / x4)
Drag images here or click to select them
Select imagesUpscaling…
Result (preview)
Drag the line to compare before and after.
Terms of use & privacy
All processing happens in your browser. The files you upload are never sent to our servers or any third party: they are processed locally with the FFmpeg tool stored in your own browser.
We do not store or use your content. We do not keep the files you upload or the results you generate; everything stays on your device and you can delete it whenever you want.
What we record. When you accept, we only store a technical record that you agreed to download the tool: your IP address, the date and, if you are logged in, your user identifier. We use this for usage statistics and to keep proof of consent. We do not profile you nor share it with third parties.
It is free and requires no registration. You can use the tool without creating an account.
How does it work?
- Agree to load the tool (only the first time).
- Drag an or Various images at the same time.
- Choose x2 or x4, look at the Preview and download in PNG, JPG, or WebP.
✔ Free and without registration · ✔ Various images of a blow · ✔ Preview before downloading
What image formats does it support?
You can upload images at PNG, JPG/JPEG, WebP, BMP, GIF, and TIFF, and also photos of iPhone (HEIC/HEIF) and AVIFWhen downloading, you choose the output format: the same as the original, PNG, JPG o WebP, PNG.
Is it free? Do I have to register?
Yes, it is 100% free and You don’t need to create an account or sign up.
Are my images uploaded to any server?
No. The entire process occurs in your own browser, on your computer. Your images never leave your device They are not sent to us or to third parties.
How much can the image weigh?
Up to 40 MB per imageBecause the process uses your browser’s memory, gigantic images enlarged x4 may become too large; in that case, it warns you and skips that image.
Can I scale multiple images at once?
Yes, you can drag or select multiple images and process them all together. Then you unload each one or all of them at once.
How much does it enlarge? x2 and x4 what does it mean?
x2 it doubles in width and height; x4 For example, an image of 500×500 px goes to 1000×1000 (x2) o 2000×2000 (x4).
Does it really improve quality? Does it use artificial intelligence?
Use a rescaling of high quality (Lanczos) with a choice of Improve sharpness To make it look more defined. Of course, it is a classic rescaling: don’t “invent” new detail with AI, so the result depends on the quality of the original image (a sharp photo is much better enlarged than an already pixelated one).
In what format do I download the result?
In PNG (lossless, ideal for maximum quality), JPG (lighter, ideal for photos) or WebP (good quality/weight balance). You can also keep the Same format as the original.
The first time it took a while, is it normal?
Yes. First Time a processing tool (≈32 MB) is saved in your browser only once. Then it is cached, and the following times it is cached. SnapshotYou can remove it whenever you want from the card itself.
Does it work on cell phone?
Yes, it works in modern mobile browsers, although in very large images or x4 the performance depends on the phone’s memory.
Which browsers are supported?
Any modern browser: Chrome, Edge, Firefox, Safari, Opera and its mobile versions.
Can I delete the downloaded tool?
Yes, on the card itself there is a button for Remove the tool And since it is the same tool as other utilities on the site, if you download it here, it is ready for others .
Does it work with iPhone Photos (HEIC)?
Yes, in any browser (Chrome, Firefox, Safari, Edge). The photos HEIC/HEIF The first time you upload a HEIC it may take a little longer while the converter is being prepared. Please note that iPhone photos are already high-resolution, so enlarging them is optional.
Does it improve the quality or just enlarge the image?
Enlarge your images with a rescaling of High quality (sharp and clean, with the option to improve sharpness), much higher than a normal resizing. does not “invent” a detail that does not exist: An image that is already blurry or pixelated does not become high definition. The result looks better the better the original image. It is ideal for Enlarge images, not to “repair” poor quality photos.