The Direct Answer
Your photos are not immediately deleted. When you stop paying for iCloud, Apple stops syncing new content and sends email warnings. If your iCloud storage exceeds the free 5 GB tier, existing data is preserved for a grace period (typically 30 days) but no new backups, photos, or documents are uploaded. After extended non-payment, Apple may eventually delete data that exceeds your free tier. Before canceling: download all photos to your iPhone or computer to ensure nothing is lost.
What Happens Step by Step
Immediately After Downgrade
When you downgrade your iCloud plan, if your stored data exceeds the new plan's limit, Apple stops uploading new content. Existing data is preserved. You receive email notifications about exceeding your storage limit.
Within 30 Days
Apple provides a grace period during which all your data remains intact. You can still access and download everything. No photos, documents, or backups are deleted during this period.
After Extended Period
If you remain over your storage limit for an extended period without resolving it, Apple may begin deleting data — starting with backups, then documents in iCloud Drive. Photos in iCloud Photos are typically among the last items removed, but they are not safe indefinitely.
How to Protect Your Photos Before Canceling
Option 1: Download to iPhone
Go to Settings > Photos and select Download and Keep Originals instead of Optimize iPhone Storage. Wait for all photos to download (this may take hours or days and requires sufficient local storage). Once complete, all photos exist on your device independently of iCloud.
Option 2: Download to Mac/PC
On Mac, open Photos and go to Photos > Preferences > iCloud > Download Originals. On PC, use iCloud for Windows to download your library. This is the safest approach as computers typically have much more storage.
Option 3: Transfer to Another Cloud Service
Use Apple's Data and Privacy portal (privacy.apple.com) to request a transfer of your photos to Google Photos. This official Apple tool moves your library without requiring local download.
Alternative to Canceling
If cost is the concern, consider downgrading to a cheaper plan rather than canceling entirely. Reduce your storage needs first by cleaning your photo library with Swype Photo Cleaner — removing duplicates, blurry shots, and unwanted screenshots can reduce your library size enough to fit on a cheaper plan. See our iCloud plan comparison for pricing details and our storage guide for more options.