Are you looking to resize your photos captured on iPhone or iPad, and make them smaller in size? This may be necessary if you want to upload images to a site where there’s a size limit or you want to fit your image into a certain space on a web page. As complicated as this may sound, you can get this done pretty easily on your iPhone or iPad with a free third party app.
Unlike cropping where you remove a portion of the image to achieve a certain aspect ratio, resizing aims to reduce the size of the image by scaling the number of pixels in it. For an example, resizing a photo could change the resolution from 4000×5000 pixels to 1200×1600 pixels. Nowadays, the photos you take on your iPhone and iPad are huge in size due to the sheer resolution of the image. As a result of this,…
more
Source osxdaily.com
Terms of use and third-party services. More here.