How to Compress Images for Free (3 Easiest Ways!)

We all have faced the problem of huge image file size which is difficult to upload and eat up most of the space available on our drive. Is there a way to compress it without losing its quality?

In this guide, we will introduce you 3 easy and free ways to compress images.

How it works?

Technically, image compression is performed using an image compression algorithm. The algorithms apply certain techniques to achieve the desired compression like:

1. Specifying pixels of similar color by code, name, and number of pixels. Each pixel can correspond to thousands of pixels.

2. Mathematical wavelets are used to create and represent the image.

3. Dividing the image into multiple parts which can be identified using fractals.

Minus the technical jargon, below are a few innovative applications that you can use for free to reduce image size and compress the images to store and upload more easily.

How to Compress Images Online in Batch

Compressing images online in a batch in is easy and you can save them in a ZIP folder. Here are a few steps to compress a batch of image files:

1. Select the images from your device– maximum you can select is 20

2. OR drag and drop your images to the compression section

3. Select the compress image option

4. Wait till the compression finishes


5. Download your compressed images

6. Save them individually or to a ZIP folder

Compress PNG’s and JPG’s while reserving transparency

TinyPNG is great application available online to get your images compressed in PNG and JPG formats while reserving the transparency of the image. An image compressed on TinyPNG shows remarkably unremarkable difference in the original and compressed versions. It has a format that is widely supported and can store partially transparent images. Now that most of us do everything on smartphones, this application helps reduce images that can then be used on your apps.It is quick and easy to use and can even bulk optimize your media library. Here are the steps to compress your images on TinyPNG:


1. Install TinyPNG

2. Get your API key from TinyPNG(recommended)

3. Select your image

4. Choose the size of compression

5. Choose any other options you may need

6. Click on the TinyPNG API

7. Find the compressed image on your desktop

How to Compress Image on Android

Smartphones have become a man’s best friend.It carries not just phone numbers and messages, but also an entire portfolio of images and memories. But the most common problem that arises very often is the space constraint. With many in built apps that Android runs on, much of the space on the phone is restricted. The only option is the SD card, but there’s a limit to that too.

The new app for Android phones called DeComp, can help you increase your limit by compressing the images on your phone so that you can store more images on your device without having to delete them or download them to another device. DeComp works by decoding your original image and then compressing it to an image of your desired resolution. You can select up to a maximum of 100 images and compress them together, or compress photos individually.

Steps to compress image files on your android phone

1. Download the DeComp app


2. Once downloaded, click on the icon to open it, tap on the gallery icon shown in the app

3. Select the picture you want to compress – single or multiple,  tap on ADD

4. Set your desired resolution by sliding the bar to low or high, click on START

5. Your image size has reduced, Click DONE


Over the years technology has enabled us to develop better and easier ways to communicate and transmit data and image files. With easy to download apps now available for use on our fingertips, we are indeed in the jet age of file transfer that has made the world a considerably smaller place than it ever was in its history. Try out these easy to use compression techniques with easy steps to guide on how to compress images to improve storage space and upload files more quickly.With image compression at your fingertips right on your smartphone, you don’t have to worry about opening your computer every time you need to compress an image to send it to someone.

Leave a Reply

Your email address will not be published. Required fields are marked *