All image conversion runs in your browser — your photos are never uploaded to any server.
Skip to image converterAn image converter reads image data in one format and re-encodes it in another. The formats differ in their compression algorithms, transparency support, animation capabilities, and browser/app compatibility. Converting between formats changes how the pixel data is stored, not the pixels themselves (though lossy formats like JPEG introduce some quality loss on each save).
The most common conversion scenarios are: moving from legacy formats (BMP, TIFF) to modern web formats (WebP, AVIF), converting JPEG to PNG to gain transparency support, or converting PNG to JPEG to reduce file size for photos that don't need transparency.
Drag and drop, click to browse, or paste from clipboard. Batch up to 20 files — JPEG, PNG, WebP, HEIC, AVIF, and GIF.
Pick an output format or enable Auto optimize. Adjust quality, presets, resize, and metadata options in the settings panel.
Click Convert Images Now or Quick Convert. Download individual files or a ZIP — processing runs entirely in your browser.
Compare file sizes and formats in the results panel. Re-convert with different quality or resize settings if the output needs adjustment.
Common real-world scenarios where this tool saves time.
Convert JPEG or PNG images to WebP or AVIF for significant file size savings and better Core Web Vitals performance.
Convert images to a format accepted by a specific platform, CMS, or design tool that restricts input types.
Convert JPEG (no transparency) to PNG or WebP when you need a format that preserves transparent backgrounds.
Convert large image libraries to WebP to reduce CDN bandwidth costs without replacing your design originals.
Step-by-step chains that connect related tools for common tasks.
JPEG suits photographs; PNG suits transparency and sharp UI; WebP suits modern web delivery. Converting does not recover quality lost in a prior JPEG save.
Input
hero-banner.jpg · 480 KB · 1920×1080 · Quality: 85%Output
hero-banner.webp · 310 KB · 1920×1080 (35% smaller)WebP achieves equivalent visual quality at smaller file sizes. A 35% reduction on a hero image means 170 KB less data per page load — meaningful for Core Web Vitals and mobile users on slower connections.
Input
product-photo.png · 2.1 MB (no transparency needed)Output
product-photo.jpg · 320 KB at 85% quality (85% smaller)PNG is lossless — great for transparency but unnecessarily large for photographs. Converting a product photo to JPEG at 85% quality reduces it by 85% with no perceptible quality difference in the final image.
How this EverydayTools page compares for typical use.
| Aspect | EverydayTools | Typical alternative |
|---|---|---|
| Cost | Free | Paid apps or trials |
| Privacy | Browser-local when supported | Often requires cloud upload |
| Signup | Not required | Often required |
| Related tool | Use this tool when | Use related tool when |
|---|---|---|
| Image Compressor | You want to switch to a more efficient format (JPEG → WebP → AVIF) to get better compression at the same quality level — the format change itself reduces file size by 25–50% without touching quality settings. | The image is already in the right format but still too large — you need to reduce file size by adjusting encoding quality within the same format. |
| Image Resizer | The image dimensions are already correct for your use case and you only need to change the format for compatibility or performance. | The image is physically too large in pixel dimensions and must be scaled down before converting — resize first, then convert for the smallest possible output file. |
| PNG to JPG Converter | You need to convert between multiple formats (e.g. BMP → WebP, HEIC → PNG) or need AVIF output — this tool covers all format pairs. | You specifically need the PNG to JPEG conversion and want a focused single-step tool with no other options. |
WebP is the best choice for most web use — 25-35% smaller than JPEG at the same quality, with broad browser support (all modern browsers). AVIF is even smaller but has slightly less compatibility.
No. PNG is lossless but converting a JPEG to PNG does not recover quality lost during the original JPEG compression. The PNG will simply be a lossless copy of the already-compressed JPEG — and significantly larger.
Yes — completely free with no signup, no watermarks, and no usage limits.
Convert images between formats instantly for web, mobile, and print use.
Image Converter (/image-converter) runs in your browser when supported—inputs are not uploaded to EverydayTools servers.
WebP (Google, 2010): 25–35% smaller than JPEG, full browser support since 2020. AVIF (AOMedia, 2019): up to 50% smaller than JPEG, slightly less compatible (no IE or older Edge). For 2026 web use, WebP is the safe default. Use AVIF when you control the serving environment and can add WebP fallback.
Use the dedicated PNG to JPG converter for split preview, transparency background fill, quality 50–100%, and batch ZIP. Image Converter is for multi-format workflows (WebP, HEIC, AVIF)—not optimized for PNG→JPEG comparison.
PNG to JPEG always introduces some quality loss because JPEG is lossy. Set quality to 95 to minimize the loss. The main reason to convert PNG to JPEG is file size reduction — a photo saved as PNG can be 3–5× larger than the same photo as a JPEG at Q90. For the best PNG→JPEG workflow, use the PNG to JPG tool rather than this multi-format converter.
Yes. The batch converter accepts multiple files at once. Drag all images to the upload zone, select the output format and quality, then convert and download all as a ZIP archive.
PNG for logos with transparency or solid flat colors (crisp edges). SVG for vector graphics (infinitely scalable, tiny file size). WebP for logos on modern websites (combines transparency with better compression than PNG). Avoid JPEG for logos — it creates visible artifacts around sharp edges.
Use the Image Compressor tool to reduce quality within the same format. For JPEG: Q80 vs Q95 can halve file size with minimal visible difference. For PNG: lossless optimization removes metadata and redundant palette entries. Converting to WebP is often more effective than same-format compression.
Image Converter keeps typical inputs on your device—nothing is uploaded to EverydayTools servers for core calculations.
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Reviewed by EverydayTools Editorial Team on 2026-05-28.
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