Exif Data is a Gold Mine of Image Information

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EXIF stands for “exchangeable image file format”. It’s the additional information that includs camera settings and scene details, for example, date and time when a photo was taken, shutter speed, focal length, exposure compensation, whether a flash was used. Only images in JPEG and TIFF formats have exif data. However, it’s not a problem as most of modern digital cameras save shots in JPEG.

On the whole, Exif data of an image play an important role especially for photo geeks. It is used for comparison and analysis of different shots of one and the same photo as it reveals how camera settings affect  image quality and what settings are the best for taking a high-quality snapshot. Thus it helps improve photo-taking skills.

How to View EXIF Data

There are several ways to view EXIF data:

1. View metadata on pc

You can view directly this metadata thanks to your operating system file manager.
If your computer runs under Windows OS, right click on an image, select Properties and open the Details Tab. If you are a MAC OS user the procedure is the same but the tabs are named in a different way, i.e. select Get Info and switch to the More Info section. Linux users can access the data from the desktop too.

It is the easiest way to find an image metadata but usually the list doesn’t include all possible properties.

2. Exif viewers and graphics programs

If you need more precise and detailed information you are welcome to use specially designed metadata viewing software. There are programs to satisfy each taste from simple free exif data viewers like Opanda IExif, IrfanView's Metadata plugin, and KUSO Exif Viewer up to top photo editing tools such as Photoshop, GIMP, Lightroom, iPhoto.

3. Online metada viewers

You can read exif data in online metadata viewers. The most popular among them is Jeffrey’s Exif Viewer. Insert a photo’s URL or upload an image from a pc and almost immediately you can view photo characteristics embedded in the image.

4. Browser plug-ins

Certain web browser extensions or add-ons can be used to display Exif data of photographs online.

Firefox Add-ons: Exif Viewer and FxIF.
Chrome Extensions: EXIF Viewer and EXIF Reader.
Internet Explorer Add-ons: IExif.

Exif Data of an Image

How to Edit and Remove Exif Data

There are several reasons why you might wish to modify exif data in your photos. First of all, the internal camera time can be set incorrectly or there may be a shift between various time zones so that the time of a shot isn’t displayed properly. Secondly, you might want to add some copyright data to your pictures. Thirdly, an Exif editor is helpful for geo-tagging images.

You can change image metadata using Exif editors like Geosetter , Opanda, Exif Pilot, etc.

exif geosetter

Sometimes it is necessary to hide personal information inserted in the photographs. Numerous Exif data removers perform this task in 1 click (ExifCleaner, Online Exif Remover, Easy Exif Delete and others).

exifcleaner

Just upload a photo and click the corresponding button to delete unnecessary data. You will have to take into consideration that there might be an image size limit that can be processed. The size varies from 5 MB up to 10 MB if you work with an online exif cleaner.
 

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