Computerworld - https://www.computerworld.com/article/2476176/mac-os-x/mac-os-x-how-to-avoid-paying-apple-for-extra-icloud-storage.html#tk.rss_all
No matter how many iOS or macOS devices you own, Apple offers just 5GB of free storage to iCloud users – a paltry amount given what rivals offer. But there are ways you can avoid paying for more storage space, or at least limit how much extra you pay.
[ Further reading: 40 tips to get the most from your Mac (and macOS ‘High Sierra’) ]
Here are easy-to-follow tips on how to put some of the biggest iCloud data-consuming features on a diet and save money on iCloud storage.