PNG to JPG Converter
Convert PNG images to JPG format to reduce file size by 60-80%. Perfect for web, email, and storage.
Why Convert PNG to JPG?
JPG files are 60-80% smaller than PNG
Faster website loading times
Easier to email (smaller attachments)
More compatible with older devices
Better for photos (PNG better for graphics)
File Size Comparison
| Image Type | PNG Size | JPG Size | Savings |
|---|---|---|---|
| Screenshot | 2.5MB | 400KB | 84% |
| Photo | 8MB | 2MB | 75% |
| Graphic | 1.2MB | 300KB | 75% |
How to Convert PNG to JPG
Method 1: MediaOptim (Recommended)
- Open MediaOptim
- Select "PNG to JPG" converter
- Drag and drop PNG files
- Choose quality (90% recommended)
- Click "Convert"
- Get JPG files instantly
✅ Batch conversion, quality control, metadata preservation.
Method 2: Mac Preview
- Open PNG in Preview
- File → Export
- Format: JPEG
- Quality: 90%
- Save
⚠️ One file at a time.
PNG vs JPG: When to Use Each
Use PNG for:
- Graphics with text
- Logos and icons
- Images needing transparency
- Screenshots with sharp edges
- Graphics with few colors
Use JPG for:
- Photographs
- Images with many colors/gradients
- Website images (faster loading)
- Email attachments
- Social media uploads
Quality Settings Guide
| Quality | Use Case | File Size |
|---|---|---|
| 95-100% | Professional, printing | Largest |
| 85-90% | General use (recommended) | Balanced |
| 70-80% | Web, email | Smaller |
| 50-65% | Thumbnails | Smallest |
What Happens to Transparency?
JPG doesn't support transparency. During conversion:
- Transparent areas become white (default)
- Can choose custom background color
- Alpha channel is removed
If you need transparency, keep PNG or use WebP format instead.
Batch Conversion
For 10+ PNG files:
- Use MediaOptim batch converter
- Convert entire folders at once
- Preserves folder structure
- Much faster than individual conversion
Convert PNG to JPG in Bulk
Drag and drop multiple files
Adjust quality settings
Batch process in seconds
Preserve EXIF metadata