Free Image Converter Tools Online
Convert images between all major formats — JPG, PNG, WebP, AVIF, HEIC, SVG, GIF, PDF, ICO, and Base64. All conversions happen in your browser. No files uploaded, no signup required.
Image Format Converter
Convert between JPG, PNG, WebP, AVIF, TIFF, and GIF with batch support.
HEIC to JPG Converter
Convert Apple HEIC/HEIF photos to universally compatible JPEG format.
SVG to PNG Converter
Rasterize SVG vector files to PNG at any custom resolution.
Image to Base64
Convert images to Base64 data URIs for embedding in HTML and CSS.
PDF to Image
Extract PDF pages as high-quality PNG images.
Image to PDF
Combine multiple images into a single PDF file with reordering.
GIF to Frames
Extract individual frames from animated GIFs as separate PNG images.
Frames to GIF
Combine multiple images into an animated GIF with custom delay.
GIF to MP4
Convert GIF to MP4 video — 80-95% smaller file with same visual quality.
Image to ICO
Convert images to .ico format for Windows apps and website favicons.
Which Image Format Should I Use?
| Format | Best For | Transparency |
|---|---|---|
| JPEG | Photos, complex images | No |
| PNG | Graphics, screenshots, logos | Yes |
| WebP | Web images (30% smaller than JPEG) | Yes |
| AVIF | Modern web (50% smaller than JPEG) | Yes |
| SVG | Icons, logos, illustrations | Yes |
| GIF | Simple animations | Limited |
| HEIC | iPhone photos (Apple devices) | No |
Common Image Conversions
- • HEIC to JPG — Share iPhone photos on Windows/Android
- • PNG to JPG — Reduce file size for photos
- • JPG to PNG — Add transparency support
- • PNG to WebP — 30% smaller for web use
- • SVG to PNG — Use vectors in raster contexts
- • GIF to MP4 — 80-95% smaller video files
- • Image to PDF — Create document from photos
- • Image to Base64 — Embed in HTML/CSS code
Why Convert Images with theimgapp?
- • Privacy: All conversion runs in your browser — files never leave your device
- • Batch: Convert dozens of images to any format in one go
- • Quality: Control output quality for lossy formats
- • Free: No limits, no signup, no watermarks on output
- • Modern formats: Full support for WebP and AVIF