Prompts.SkinAI Image Prompts

Image Convert

Convert images between JPG, PNG, WEBP, BMP, ICO and more.

Processed locally in your browser. Images never leave your device.

Upload Images to Convert

Drag & drop or click — JPG, PNG, WEBP, HEIC, HEIF, SVG, ICO, BMP, GIF, AVIF and more

100% Local Processing

Images never leave your browser. HEIC decoding and format conversion run on your device — ideal for personal photos and sensitive files.

Wide Format Support

Input: JPG, PNG, WEBP, GIF, BMP, HEIC, HEIF, SVG, ICO, AVIF, and more. Output: PNG, JPG, WEBP, BMP, ICO with quality control.

Batch Convert & ZIP

Upload multiple images, preview original vs converted results, and download all files in one ZIP.

Free, No Sign-up

Use the converter instantly without registration. Part of Prompts.Skin's free image utility suite.

Free Online Image Format Converter

Prompts.Skin Image Converter lets you change image formats directly in your browser — no software install, no account, and no server upload. Convert iPhone HEIC/HEIF photos to JPG or PNG for Windows compatibility, turn SVG vectors into raster images, export favicons as ICO, or switch between JPG, PNG, WEBP, and BMP. Adjustable quality for JPG and WEBP output. Batch convert multiple files and download individually or as a ZIP archive.

Common Use Cases

iPhone HEIC to JPG

Convert HEIC/HEIF photos from iPhone to JPG or PNG so they open on Windows, Android, and websites that don't support Apple's format.

Web Optimization

Convert PNG or JPG to WEBP for smaller file sizes and faster page loads. Adjust quality to balance size and visual fidelity.

Design & Development

Rasterize SVG icons to PNG, export favicons as ICO, or convert between formats for design tools and CMS uploads.

Office & Sharing

Convert images to universally supported formats before emailing, printing, or uploading to forms and documents.

How to Convert Images in 3 Steps

  1. 1

    Upload Images

    Drag and drop or click to select images. HEIC, SVG, ICO, and common raster formats are all supported.

  2. 2

    Choose Output Format

    Select PNG, JPG, WEBP, BMP, or ICO. For JPG and WEBP, adjust the quality slider. Click Convert Images.

  3. 3

    Preview & Download

    Compare original and converted previews, download each file, or grab all results in a single ZIP.

Image Conversion FAQ

Answers to common questions about online image conversion on Prompts.Skin.

No. All conversion happens in your browser using the Canvas API and heic2any for HEIC decoding. Your files stay on your device and are never sent to our servers.