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How to Use Image Converter: Complete Guide (2026)
Learn how to use image converter free online — no signup, no download. Follow our step-by-step guide below.
What is Image Converter?
Convert images between JPG, PNG, WebP, AVIF, and TIFF formats. Supports batch conversion, quality settings for lossy formats, and transparency preservation for PNG/WebP. Server-side processing with Sharp for fast, high-quality conversion.
- 100% browser-based — no data uploaded to servers
- Free to use — no signup required
- Instant results — no waiting
- Works on all devices — mobile, tablet, desktop
How to Use Image Converter: Step-by-Step
- 1
Upload images
Drag and drop one or multiple images. Supports JPG, PNG, WebP, AVIF, TIFF, BMP, GIF.
- 2
Choose output format
Select target format: JPG, PNG, WebP, or AVIF.
- 3
Set options
For JPG/WebP: set quality. For PNG: choose palette size. For AVIF: set speed vs. compression tradeoff.
- 4
Convert and download
Click Convert. Download individual files or as a ZIP.
Common Use Cases
Web migration
Convert all site images from PNG to WebP/AVIF for better compression and faster loading.
Print preparation
Convert WebP/AVIF (which printers don't support) to high-quality JPG or TIFF.
App store assets
Convert images to PNG (required by iOS App Store and Google Play Store).
FAQ About Image Converter
What format should I use for my website?
WebP for photos (best compression). PNG for logos/icons with transparency. AVIF is even better but has limited browser support (check caniuse.com/avif).
Does converting JPG→PNG improve quality?
No. JPG is lossy. Converting to PNG preserves the compressed JPG quality (artifacts included) but doesn't improve it. PNG is best for images that were created as PNG originally.
Is AVIF ready for production use?
AVIF has ~90% browser support (all modern browsers except very old ones). Provide WebP as fallback.
Ready to Try Image Converter?
No signup. No download. 100% free.