Various online forums and websites put restrictions on the image sizes you can upload. Cropping a picture or resizing it through traditional image editors just to bring down the file size is not the best solution. Dedicated optimization and compression tools are the right way to go. And when you don’t want to install new apps on your computer, the best solution is to use an online application.
If you are looking for such an online app, find below 10 web apps that will effectively optimize and compress your images for various uses. See which one suits you best.
1. Smush It
Smush.It is an excellent online tool which helps users compress and optimize images in seconds. The service is really simple and easy to use. All you have to do is upload the image you want to optimize and it will compress the size in seconds without affecting the quality.

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2. Image Optimizer
With Image Optimizer, users can easily resize, compress and optimize images which are suitable for web pages, email attachments and for many other purposes. Using the service is really simple and straightforward, all you have to do is upload the image and select the image resolution and quality. Press Optimize once you have selected desired settings and it will give you the optimized image. The tool is available for Windows as well to resize and optimize your images on your computer.

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3. GIFBot
GIFBot is an easy to use online tool which helps users optimize images in few simple clicks. To optimize images, users can either upload the images from their computer or give the URL of the image and select the output format. Once the conversion is done, it will give you images with different optimization settings.

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4. Web Resizer
Web Resizer is an excellent online tool which help users reduce the size of the images without effecting its quality. Just upload the image and it will automatically resize the image in seconds. If you an unsatisfied with the settings, you can even change the resolution and colors of the image.

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5. Dynamic Drive Image Optimizer
Dynamic Drive Image Optimizer helps users optimize and compress different image files so that they can be shared easily on different social networks and blogs. You can either give the URL of the uploaded image or upload any image from your computer to optimize it. However, one drawback of the service is that it only allows users to upload images of up to 300kb.

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6. ShrinkPictures
With ShrinkPictures, users can not only resize and compress images but it even helps users add different effects to their photos. Using the service is really simple and straight forward, just select the photo you want to optimize, select the dimensions if you want to reduce the size, select the quality of the image and click Resize. Users can even upload batch photos from their computer and optimize them.

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7. Stanley Shilov Image Compression
This is another simple tool which can helps users compress JPG files in few simple steps. Users can manually select the compression percentage by which they want to reduce the file size. However, if you set this value high, it might have adverse effects on the quality of the picture.

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8. Pixizer
Pixizer is another image compression tool which helps users resize images in a few seconds. Users can change the size to standard image size or define custom height and width of the image.

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9. iResize
iResize is a free online tool which can help users resize images. Using the service is really easy, all you have to do is upload the image and select the size you want.

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10. PunyPng
Last but not least, PunyPng helps users optimize and compress images online. To use the service, just upload the image and it will automatically reduce the file size of the image.

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If you know about any other online tool which can help users compress and optimize images, please share with us using comments section below.
