RedKetchup
Browse and select multiple images you want to resize, convert, or compress in batch. Drag and drop the image files or image folders. Select a zip containing the images. Paste one image from the clipboard. The limit is the amount of memory available on the system. Each image is processed individually, but when all the images are downloaded in a zip, expect up to 3 or 4 times the size of all the images to be required in memory. Images are processed using JavaScript and the browser may throttle the CPU resources available to unfocused tabs. To process images as fast as possible, keep the browser tab active and focused during the operation. To compress PNG or BMP images, set the color depth option to 8-bit. Compressing JPEG, WEBP, or HEIC images, decrease the quality setting. In the configure batch section, select a predefined task or configure each setting. Review the generated images by expanding the list. Click on the file name to view an image.
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WidsMob ImageConvert
Batch converting images by changing size by width, height, percentage or custom, renaming image files, adding image or text watermark, adding solid or gradient color border and rotating photo to left, right or 180 degree to make the conversion process more personalized. Add watermark. Not only add captions and images as watermark, but also allows you to adjust font, style, color, opacity, size, angle, position and more in batch. You can instantly preview the applied effects on all the photos to get the optimal result. Instant preview. When you apply the photo effects or add watermark, you can have instant preview for the result from the interface for all the image files. And you can also click Preview to check the result for each image in detail in an easy process. User friendly. Settings to overwrite the files with the original name, switch to turn off and restore to original images in one click. Multiple settings for resize, add watermark and more to get the best result.
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FixPicture
Resizing images or photos can be very useful to reduce the weight of the files without losing quality, and be able to share them quickly. Select your picture file to shrink. Choose the output size. Choose some processes to apply like levels or contrast adjustment, and rotation. Click on 'Convert', and you'll be able to save the picture on your computer. Support all popular picture file formats (JPEG, TIFF, PNG, PSD, GIF, BMP, ICO, ICNS, PDF, WEBP, etc.) and digital camera photo RAW formats (DNG, CRW, CR2, NEF, RAF, MRW, PEF, S3F, SRF, ARW, SRW, X3F, RW2, etc.) You can use FixPicture to resize photos when publishing images on website, posting photos on the blog, Facebook, or other social media, and sending images as email attachments. FixPicture helps you to reduce picture size without losing quality. Please check our apps to resize images for Windows/MacOS. FixPicture is a free online picture resizer and converter.
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FastStone Photo Resizer
FastStone Photo Resizer is an image converter and renaming tool that intends to enable users to convert, rename, resize, crop, rotate, change color depth, and add text and watermarks to images in a quick and easy batch mode. Drag and Drop mouse operation is well supported. Convert and Rename images in batch mode. Support common image formats including loading of JPEG, JPEG2000, PNG, GIF, BMP, TIFF, PCX, TGA, WMF, EMF, ICO, CUR, PPM, HEIC, WEBP, and saving to JPEG, JPEG2000, PNG, GIF, BMP, TIFF. Resize, crop, change color depth, apply color effects, and add text, watermark, and border effects. Rename images with sequential numbers. Search and replace texts in the file names. Preview conversion and renaming. Support folder/non-folder structure. Load and save options. Support multithreading. i.e. process multiple images simultaneously for better performance. Improved color accuracy when loading CMYK jpeg images.
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