The iPhone and the iPad also allow you to cut pictures.
Try the Picture Split programs: Photoshop Express or Pic Splitter.
There are countless such software programs on the App Store to aid you in splitting your photos.
Get Photoshop Express
Pick the picture
Crop-Split or Grid, where it is set to 3x3 or 2x1
Save it

Custom splitting can be achieved through the shortcut app
Open the Shortcuts app on your iPhone.
Create a shortcut named Split Images.
For output, it should save in the gallery with the input image.
Webway of Image Splitting:
While splitting images through a web browser, this can be done with computers or with mobile phones:
PineTools
Choose the file to upload using "Choose file."
Decide on the vertical split or the horizontal split
Fill in the number of splits (2, 3, 6, 9, etc.)
Hit the Split button
Download separately each part
ImageSplitter.net
This site also allows Drag and Drop.
So you can keep to yourself or share part of your image.
Why would you split your images?
This is to make an Instagram grid layout
Make it easier for large images to be shared on social media
Presentation-wise, for presentations or projects
This guide will allow you to split a big image into several small ones in a very easy manner. These tips will come in handy if you want to present your content nicely on social media.
Another Method
How to split an image with iPhone, iPad, or web- Bengali tutorial in super simple language (SEO Optimized)
Did you know, splitting a large image into many small parts makes it look more awesome for your social media? This is very important in any cases relating to Instagram, where one requires separate parts to create grid posts or presentations. This will give you an easy way to split an image on an iPhone, iPad, and even a web browser.
How to split images using an iPhone or an iPad
1. An App
There are plenty of free to paid applications on your iOS device that can split images.
PhotoSplit for Instagram
Grid Post Maker
Photoshop Express
Here is the way:
Download any of your preferred apps from the App Store
Start the App and select the image
Look out for your Split or Grid option
Decide how many you're going to split it into (like 3x3, 2x2, etc.)
Then they get saved as separate pieces
2. Through Shortcuts:
You can also opt for the Default Shortcuts application on iOS.
How to divide images on the internet:
It can be done either from your computer or mobile browser, and here are some of the popular free sites:
1. PineTools.com
Go to Site
Upload the picture
Decide the number of parts you want to split
Click the Split button
Download each part separately
2. The online sites IMGonline
All these sites will let you drag-and-drop images. The user can customize the size
Why is it necessary?
To make beautiful grid posts for Instagram. To prepare presentations with bigger pictures on many slides, and to use them in educational content or design projects.

Conclusion
These easy ways of splitting images on iPhone or on iPad will save time and present content more professionally. This tool is invaluable for digital marketers, social media content marketers, and users of presentations.