Batch Image Format Converter
Convert images between JPG, PNG, BMP, WebP, and AVIF formats instantly. Supports HEIC uploads from Apple devices. Batch processing with ZIP download available. 100% free, no sign-up required. All processing happens locally in your browser — your files are never uploaded to any server, ensuring complete privacy.
Conversion Settings
No images yet
Upload images to get started
How to Use
- 1
Upload Images
Click the upload area to select images, or drag and drop files directly. Supported files will appear in the list for batch conversion.
- 2
Select Output Format
Choose the target format in conversion settings. Supports JPG, PNG, etc. WebP and AVIF are modern formats with better compression.
- 3
Adjust Quality (Optional)
For formats with quality adjustment (JPG, WebP, AVIF), drag the slider to set output quality. Higher quality gives bigger files; lower quality gives smaller files.
- 4
Convert
Click the 'Convert' button to start. All processing happens locally — your files never leave your device, ensuring privacy.
- 5
Download Results
After conversion, download images individually or click 'Download as ZIP' to get all files in a single archive.
Tips
- •All processing is done locally. Data is cleared when you close the page.
- •Batch processing supported — convert multiple images at once.
- •WebP and AVIF offer better compression ratios, ideal for web use.
- •PNG supports transparency, great for images needing transparent backgrounds.
- •HEIC is the default format on Apple devices; it will be auto-decoded to PNG for conversion.
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