How to Blur Photo Background [Solved]

September 21, 2020Ashley Mae

To blur out the background of a picture, you can easily draw attention to a specific subject. Do you know how to blur photo background?

For different needs, you want to blur image to achieve a special visual effect. Applying a blur effect, you can soften the edges of the objects. Moreover, blurring background of a photo can create a sense of speed and dynamics.

If you are looking for a simple way to blur a picture background, you are at the right place. This post will share 3 free ways to blur photo background. Whether you want to blur the background in Photos, blur photo background online, or blur out a picture on iPhone/Android phone, you can find a suitable photo editor.

Blur Out the Photo Background

Part 1. How to Blur Photo Background Free Online

To blur photo background, you can rely on free online photo editor like Aiseesoft Free Background Remover Online. It has the capability to blur out the background of a picture with ease. With the advanced AI image recognition technology, it enables you to quickly figure out the main subject and then blur its background.

Step 1.
First, you should open your browser and go to the official site of Aiseesoft Free Background Remover Online. When you get there, you can click the Upload Portrait or Upload Photo button to upload a picture from your computer.
Upload Photo
Step 2.
After uploading the picture, this background removing tool will automatically erase the background for you. Here you can rely on the Brush feature to select more parts of the main subject.
Refine Photo Background
Step 3.
Click the BG & Crop feature on the left panel and then use Color BG or Image BG to blur the photo background. It also enables you to crop picture to only save the useful part.
Blur Photo
Step 4.
When you get a picture you really like, you can click the Save button to download the changed photo as a PNG file on your computer.

Part 2. How to Blur Background in iPhone Photos

After taking a picture, you may wonder how to directly blur the background of a picture on your iPhone. In fact, you can easily adjust the strength of the background blur if you are using an iPhone 11, 11 Pro, 11 Pro Max, XS, XS Max, or XR. This part will show you how to blur background in Photos app.

Step 1.
Open the Photos app on your iPhone or iPad. Then find and open the target photo you want to blur its background.
Step 2.
Tap the Edit option at the top right corner, and then tap the f/number icon at the top left.
Step 3.
Now you can simply drag the Depth slider beneath your photo to adjust the blur strength.
Blur Background in iPhone Photos

Note that, if you are using a relatively old Apple device like iPhone 8/7/6, the Depth slider is not available. You can't directly blur photo background in Photos app. In that case, you can go to App Store and install a third-party app to blur out the background of your pictures.

Part 3. Photo Editor to Blur Background on Android

If you are using an Android phone and want to blur out a photo, you need to rely on some third-party blur photo editor. In case you don't know which app, you should use, here we take the popular AfterFocus as an example to help you blur photo background on Android.

Step 1.
First, you need to go to Google Play Store and install this photo editor app on your phone.
Step 2.
Open AfterFocus and choose the Select Photo option at the bottom of the screen. Then choose the photo you want to blur its background.
Step 3.
You can use the Smart Selection to select the subject and background. Also, you can manually select them. You can tap the Focus icon and draw a line with your finger inside the area you want to keep in focus. Similarly, you can tap the Background icon and choose the background that you want to blur.
Blur Background
Step 4.
You are allowed to customize the blur in your photo. Here you can tap the Blur icon and then drag the slider to adjust the strength of the background blur.

Part 4. FAQs of Blurring Photo Background

Question 1. How to blur out part of a picture online?

To blur part of a picture online, you can rely on some online photo editor like Fotor. It gives you 2 blur modes to blur out part of your photo.

Question 2. How to rotate a photo on iPhone?

To rotate a picture on your iPhone, you can rely on the built-in editing features in iOS. Open Photos app and find the photo you want to edit. Tap the Edit option on the top-right corner and then choose the crop feature under the image. After that, you can tap the rotate icon on the top left to rotate the picture until you get a right angle.

Question 3. How to free sharpen a picture online?

When you have the need to sharpen a photo, you can turn to some free online photo editor. You can go to the Sharpen image feature of to sharpen your picture with ease.


Blurring photo background is a great way to conceal contain objects or highlight some elements in photos. After reading this post, you can get 3 free ways to blur the background of a picture. If you still have any questions about how to blur photo background, you can leave us a message.

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