How to reduce image size from MB to KB

How to reduce image size from MB to KB

Large images always cause troubles. An email with big attachments takes a long time to be delivered. Uploading a photo to social media results in reje

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Large images always cause troubles. An email with big attachments takes a long time to be delivered. Uploading a photo to social media results in rejection for its size is above the allowable limit. Picture’s massive size has a negative effect on the load speed of a website. That is why optimizing image size is of great importance. In this article, I am going to show you how to downsize images as much as possible in three methods.

Related reading: Top 10 image resizers to decrease image size online free in 2018

Method 1. How to reduce the size of image with Microsoft Paint.

Microsoft Paint is an image processor that comes with each Windows version. Because of its simplicity, it has become one of the most popular graphics or painting application for Windows users. This program can be used to edit images like copying, pasting, cropping and rotating. It is also a utility to draw pictures using pencil, brushes, eraser and fill tool. Microsoft Paint can lower image’s resolution by reducing its dimensions. By this way, you also reduce the image size.

Step 1.

Right-click on the image and open it with Microsoft Paint.

Click on “Resize” on the “Home tab”.

Step 2.

You can choose to reduce the image by “Percentage” or “Pixels”.

Leave “Maintain aspect ratio” checked to avoid distorting image during resizing.

As long as this option is checked, changing one aspect of image scales with the other one.

If “Percentage” is selected, enter a new value smaller than 100 for “Horizontal” or “Vertical”.

If “Pixels” is selected, enter a smaller pixel than the current one in “Horizontal” field or “Vertical” field.

Click on “OK”.

"Resize and Skew" panel.

Step 3.

Click on the “Save” button to save changes to the image.

Microsoft Paint is a simple-to-use tool for you to reduce image size from MB to KB. But handling tons of images one by one in this program will drive you crazy. Therefore, I’d like to recommend you Picture Reduce Studio as a pic size decreaser that deals with images in batch mode.

Method 2. How to decrease image size with Picture Reduce Studio.

Picture Reduce Studio is a neat program with a pretty self-explanatory title. It focuses on batch reducing sizes of numerous images. You can customize compression rate or define target size of output file. A minimalistic interface consists of four sections in a rational layout. This intuitive tool can be used by individuals of any experience level. It comes with different resize types for you to adjust the width and height of input image. Popular image formats for import include JPG, BMP, PNG, GIF, WMF and more. You can export file to JPG, JPEG, GIF, BMP, PNG, PCX or TIF. Overall, if you need to compress batches of extra-large images, Picture Reduce Studio is your best choice.

Interface of Picture Reduce Studio.

Step 1.

Click on “Add File(s)”to add images.

Or click on “Add Folder” to load an entire folder filled with images.

Or drag and drop images to “Image List”.

Add files to Picture Reduce Studio.

Step 2.

Go to “Options” panel.

Set JPG or JPEG as the output format to enable compression options.

To specify output quality, select “Compress by Quality” and enter number

To specify the minimum size of the output image, select “File Size Less Than (KB)” and type in a value.

Step 3.

Go to “Output” panel.

Set the output path for output files.

Press “Start” to process reducing images.

Set output path and press the "Start" button.

Picture Reduce Studio is a desktop-based image resizer. If you work a lot on the move but don’t want to carry your laptop, you may find yourself in need of a way to compress the image size online. Thus, I want to introduce Tiny PNG, an online image size reducer, to you.

Method 3. How to compress image size with TinyPNG.


TinyPNG is a powerful PNG and JPG compressor. By adopting smart lossy compression tech, it can compress image size to 20kb online. Surprisingly, you cannot tell the difference between the original file and the one compressed by TinyPNG. Users can upload up to 20 images with a maximum size of 5 MB for each. After conversion, it offers the choice to save output image to Dropbox or download to local. The only dark side of TinyPNG is that it only supports importing JPG and PNG. In a whole, it is a nice online utility that dramatically cuts down image size whilst keeping a great output quality.

1. Drag and drop the image to the target area.

2. The conversion starts as soon as the file is uploaded.

3. Hit the download button to download the resulting file.

Congratulations! You have already known how to shrink image quickly and easily. Reducing image size is now a kid’s play.