Online DPI Converter

Batch modify DPI of images, supports various formats such as JPG, PNG, GIF, etc.


What is DPI Converter?

DPI Converter is used to modify the DPI value of images, allowing you to change the DPI value to any value, such as 300 DPI. It supports batch modification of DPI for multiple images.

Images typically captured by smartphones and digital cameras are at 72 DPI, which is sufficient for web images. However, it falls short for the printing industry. For printing, the DPI of images should be at least 300 DPI, with a recommendation of 450 or 600 DPI, to ensure better print quality.

How to Use DPI Converter?

Modifying the DPI of an image using the DPI converter is very simple. Click the upload button to upload the image that needs DPI modification, or you can directly drag the image onto the page, and the tool will automatically upload the image.

After uploading the image, select or set the desired DPI value. Click the download image button to modify the image to the specified DPI value. You can also click the download all button to bulk modify the DPI value of all images and download them in a package.

What is DPI?

DPI is an abbreviation for "Dots Per Inch," which means the number of dots or pixels per inch. It is a unit used to measure the quality of images, print quality, and display resolution. DPI represents the number of image dots (or pixels) per inch and is commonly used to describe the level of detail in images or print quality.

Frequently Asked Questions

What can the DPI value of an image be set to?

The tool's default DPI value is 300, and it provides the following DPI values for quick settings: 72,150,200,300,400,600. Of course, you can also customize the DPI to any value you prefer.

Why is DPI so important?

This is because the DPI value directly affects the print quality and display clarity of images, especially in the printing industry. Higher DPI results in better print quality, making the output clearer and more detailed.

Why do I need to adjust the DPI of my images?

There are many scenarios where adjusting the DPI of images is necessary. For example, if you need to print an image, you might require a higher DPI to ensure print quality. Alternatively, systems may have requirements for the DPI value of uploaded images, and images with too low DPI may be rejected upon submission.

Does changing DPI improve image quality?

No, changing DPI only alters the image's sampling rate and the numerical value of DPI in the image file's properties, it does not enhance the image quality.

Can I use the converted images in commercial projects?

Yes, you can use the converted images in commercial projects, but please ensure that you have the legal rights to use the original images. Our tool only provides image DPI conversion services and does not grant any copyright or usage permissions.

Will converting image DPI change the size or proportions of the image?

No. The DPI converter only adjusts the dots per inch and does not change the size or proportions of the image.

Can I convert any image format to the DPI I want?

Yes, you can convert common image formats such as JPEG, PNG, GIF, etc., to the DPI you desire. The upper limit for DPI modification is 1200 DPI, and you can choose common DPI or manually input the DPI value you want.

How many images' DPI values can be modified at once?

Free users can modify the DPI values of up to 10 images at once. If you have a large batch of images with DPI modification needs, you can choose an appropriate pricing plan to batch modify up to 100 images' DPI at once.

Will my uploaded image data be leaked?

Absolutely not, we promise not to store your uploaded images. Images are processed in real-time after uploading and the processed image results are returned directly. Your image data will not be saved to the server, so feel free to use.