Convert Images Instantly
Convert JPG, PNG, WebP, AVIF, BMP, GIF and SVG directly in your browser. No uploads. No signup. Fast, secure and completely free. * AVIF export is supported on compatible modern browsers.
How This Converter Works Without a Server
This free image converter processes everything directly in your browser using the HTML5 Canvas API. Your files are never uploaded anywhere — the same tab that reads your image also re-encodes it into the format you choose, then hands you a download link built entirely on your device.
Read Deep Dive Article
Curious how the code behind this tool actually reads, re-encodes, and exports images entirely client-side? I wrote a full step-by-step build guide.
Read Full Tutorial on freeCodeCampWhat You Get in This Tool
-
Live AVIF Detection: The tool tests your browser's actual AVIF encode support on page load — if it's unavailable, the AVIF option is automatically hidden instead of offering a format that would fail.
-
7 Supported Formats: Convert between JPG, JPEG, PNG, WEBP, AVIF, BMP, and GIF — or keep SVG files exactly as-is without rasterizing them.
-
Per-Image Format Control: Each image in a batch of 10 can be converted to a different output format — no need to pick one format for the whole batch.
-
Inline Rename: Rename each file before downloading, right from its card — no need to rename after the fact on your device.
-
Format-Aware Handling: Converting PNG to JPEG automatically fills transparent areas with white, since JPEG doesn't support transparency — so output always looks correct instead of broken.
-
Live Stats Dashboard: See total images uploaded, original vs. converted formats, output size, and total space saved (%) update in real time as you convert.
Convert Image Formats Online with Ease
Drag & drop your files, choose your desired format, and convert. Supports JPG, PNG, WEBP, AVIF (supported modern browsers), BMP, GIF, and SVG. Max 10 files, 10MB each.
Browse files or drag them here to upload.
How It Works
A simple 4-step process to convert your images
1. Upload
Drag & drop or browse to upload up to 10 images.
2. Select Format
Choose the output format for each image individually.
3. Convert
Runs instantly in your browser using Canvas — no server round-trip.
4. Download
Download one-by-one, or grab everything with Download All.
Which Format Should You Convert To?
Each format trades off differently between file size, transparency, and browser support.
Supported Formats & Best Use Cases
| Format | Best For | Transparency | Support in This Tool |
|---|---|---|---|
| JPG / JPEG | Photos, no transparency needed | No | Always Available |
| PNG | Logos, screenshots, graphics | Yes | Always Available |
| WebP Recommended | Modern websites & web apps | Yes | Always Available |
| AVIF | Maximum compression, next-gen | Yes | Detected Live ⚠️ |
| GIF | Simple static icons | Binary only | Static Output Only |
| BMP | Legacy software, print workflows | No | Always Available |
| SVG | Vector graphics, logos, icons | Yes | Kept As-Is, Not Rasterized |
Same Image, Different Format
See how converting a PNG to WebP changes file size while keeping visual quality intact.
Uncompressed, universally supported, but heavier for web delivery.
Same visual quality, modern format, smaller footprint for websites.
Example result — actual output size depends on your source image and selected format.
Why Is AVIF Missing From My Dropdown?
This tool tests your browser's actual AVIF encode support the moment the page loads — not just whether your browser can display AVIF images, but whether it can create one. If that test fails, the AVIF option is automatically removed from the format dropdown instead of offering a format that would silently fail to convert.
Common reasons AVIF is unavailable:
- Older Safari versions (AVIF encode support arrived later than decode support)
- Some Firefox builds without full AVIF encoder support
- In-app browsers (Instagram, Facebook, LinkedIn) which often use a stripped-down rendering engine
What to do instead:
Choose WebP — it gives you the closest compression efficiency to AVIF with far more universal browser support, and it's always available in this tool regardless of your browser.
Common Conversion Problems
A few behaviors are expected, not bugs — here's what's actually happening.
PNG → JPG Background Turns White
JPEG doesn't support transparency, so this tool automatically fills transparent areas with white during conversion — that's expected behavior, not an error.
GIF Conversion Loses Animation
This tool outputs static GIFs only, since conversion runs through a single-frame canvas. Animated GIF input will convert to a single still frame.
SVG "Original" Doesn't Rasterize
Choosing "SVG (Original)" keeps the file exactly as uploaded. To turn an SVG into a PNG or JPG, select that format directly from the dropdown instead.
Output Looks Slightly Different
JPEG, WebP, and AVIF output use a fixed 85% quality setting to balance file size and clarity — a small, usually invisible amount of detail is traded for a smaller file.
Conversion Best Practices
A few habits that get better, more predictable results.
Use WebP or AVIF for websites
Reserve PNG only for images that genuinely need transparency — WebP and AVIF give smaller files for everything else.
Group similar images in one batch
Since each image gets its own output format, converting similar-purpose images together (e.g. all product photos) makes it faster to set formats consistently.
Rename before downloading individually
Use the inline rename option before hitting download — it avoids sorting through generic filenames afterward on your device.
Keep SVGs as SVG for the web
Converting an SVG to PNG permanently loses its ability to scale to any size without quality loss — only rasterize when a specific tool requires it.
Where Format Conversion Actually Matters
Not every use case needs conversion — here's when picking the right format actually changes the outcome.
Website Migration
Moving from a CMS that only stored PNGs? Batch-convert your image library to WebP or AVIF before re-uploading, without re-editing each file.
Print & Design Handoff
Some print software still expects BMP or flattened JPG rather than modern web formats — convert design exports before sending to a print vendor.
Government / Form Portals
Many application portals only accept JPG or PNG uploads — convert HEIC-exported phone photos or AVIF assets into whichever format the portal requires.
E-commerce Platforms
Different marketplaces (Shopify, Amazon, Etsy) have different accepted format lists — convert once, then upload the same product photo set everywhere it's needed.
Logo & Icon Delivery
Keep your master logo as SVG for scalability, but convert a flattened PNG copy for platforms (email signatures, older CMS fields) that don't accept SVG uploads.
App Store Assets
App store listings and app icon uploads often require flat PNG with no transparency variants — convert layered design exports into the exact spec needed.
Frequently Asked Questions
Absolutely! All image processing happens directly in your browser. Your images never leave your device, and we don't store any of your data on our servers. This ensures complete privacy and security.
We support all major image formats including JPG, JPEG, PNG, WEBP, AVIF (supported modern browsers), BMP, GIF (non-animated), and SVG. You can convert between any of these formats.
You can upload up to 10 images at once, with each image being up to 10MB in size. This should be sufficient for most use cases while maintaining optimal performance.
No registration or payment required! Our image converter is completely free to use. No hidden fees, no subscription costs, and no personal information needed.
Our advanced algorithms are designed to maintain image quality while optimizing file size. The quality retention depends on the source and target formats, but we always aim for the best possible output.
Yes! Our tool is fully responsive and works perfectly on all devices including smartphones and tablets. The interface adapts to your screen size for optimal usability.