On PhotoResizer.com you can resize, shrink, grow and crop your photos, images and pictures online, for free. Open your image and crop and resize. You can crop to pre-defined formats for Facebook, Instagram or Twitter headers or make custom crops. Save or email the resulting image, or share it on Facebook, Twitter or Instagram. There are also some basic editing functions: free draw, add text, rotate, flip and draw rectangles.
If you need to resize and convert multiple photos and images online, please visit 2img.com.