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Batch Studio &
Convert

Select images to edit dimensions individually.

Drop multiple files here

Supports: HEIC, JPG, PNG, WEBP, BMP, GIF, TIFF, AVIF

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Frequently Asked Questions

Is CitosConvert completely free?
Yes, CitosConvert is 100% free to use. There are no hidden fees, subscriptions, or daily limits.
Are my photos uploaded to a server?
No. All conversions happen locally in your browser. Your files never leave your device.
How do I resize individual images?
Click an image thumbnail, check 'Enable Resize', and enter your custom dimensions.
What does the "Lock" icon do?
The lock icon maintains the aspect ratio to prevent the image from stretching.
Can I merge multiple images into one PDF?
Yes! Select images and choose 'PDF (Merge All to One)' to combine them.
Can I convert HEIC files on Windows?
Absolutely. Convert iPhone HEIC photos to JPG instantly on Windows.

Why Choose CitosConvert for Your Image Needs?

🚀 HEIC to JPG Converter (Batch)

Easily convert iPhone HEIC photos to JPG or PNG format. Windows doesn't open HEIC files natively? Use our tool to batch convert HEIC to JPG instantly without installing any software.

📄 JPG & PNG to PDF Merger

Combine multiple images into a single PDF document. Perfect for creating reports, portfolios, or sharing documents. Just select your photos, choose 'PDF' format, and merge them.

📐 Bulk Image Resizer

Resize dimensions of multiple images at once. Whether you need 1920x1080 for wallpapers or small thumbnails for websites, our bulk resizer handles it all while maintaining quality.

🔄 Universal Format Support

We support all major formats: WEBP to JPG, BMP to PNG, AVIF conversions, and more. Modernize your web images by converting them to generic formats compatible with all devices.

🔒 100% Secure & Offline

Unlike other servers, CitosConvert works entirely in your browser. Your photos are NOT uploaded to any cloud. They stay on your device, ensuring maximum privacy and speed.

HEIC to JPG • PNG to PDF • Image Compressor • WebP Converter • Batch Resize