ZZenixbase

Free Image Converter

Convert photos and graphics to JPG, PNG, WebP or AVIF in seconds. Drop in as many files as you like, including iPhone HEIC photos and SVG logos, and download them one by one or as a ZIP.

FreeRuns on your deviceNo sign-up

Drop files here or click to choose

You can also paste with Ctrl+V

JPGPNGWEBPHEICAVIFGIFBMPSVGICO

Convert to

Best for photos. Smallest files, no transparency.

90%

Background color

JPG has no transparency, so transparent areas get this color.

Enjoying this?

Rate it and tell us what you think.

Sign in to leave feedback

How to use the Image Converter

  1. 1

    Drop your images, click to browse, or paste one with Ctrl+V.

  2. 2

    Choose the format you want and adjust quality or background if needed.

  3. 3

    Download each file or everything at once as a ZIP.

Why use the Zenixbase Image Converter

Every common format

Reads JPG, PNG, WebP, HEIC/HEIF, AVIF, GIF, BMP, ICO and SVG, and writes JPG, PNG, WebP and AVIF.

Batch conversion

Convert dozens of images at once and grab them all in a single ZIP file.

100% private

Conversion happens in your browser. Your photos are never uploaded to a server.

Live before/after preview

Compare the result with the original and see the new file size before you download.

Frequently asked questions

Is the image converter free?

Yes. It's completely free with no limits on the number of files and no watermark. You don't even need an account.

Are my images uploaded anywhere?

No. Everything runs locally in your browser, so your files never leave your device.

Which format should I choose?

Use JPG for photos, PNG for graphics that need sharp edges or transparency, and WebP or AVIF for the smallest files on websites.

Can I convert iPhone HEIC photos?

Yes. HEIC and HEIF photos from iPhones and iPads are decoded right in the browser and can be saved as JPG, PNG or WebP.

More free tools