How to free up iPhone storage without losing photos

Check what is actually using the space.

Open Settings, then General, then iPhone Storage. The bar at the top shows how much each category uses, and the list below ranks apps by size. On most phones Photos sits near the top, and a few minutes of 4K video can outweigh thousands of pictures.

Also look at Messages. Attachments in old conversations are often several gigabytes, and they are easy to review from the same screen.

Why “Optimize iPhone Storage” is not the whole answer.

The iCloud Photos option called Optimize iPhone Storage keeps smaller versions on the phone and full versions in iCloud. It works well, but only while your iCloud plan has room for the whole library. When iCloud is full, new photos stop syncing, and the phone fills up again.

It is also a sync, not a separate copy. Delete a photo on the phone and it is deleted from iCloud too, after a 30-day Recently Deleted window.

A safe order of operations.

Whatever service you use, follow the same order. Skipping step three is how people lose photos.

• Upload your photos and videos to a storage service that keeps originals.
• Wait until every upload has finished, not just started.
• Confirm the stored copy exists and is complete before removing anything from the phone.
• Delete the phone copies, then empty Recently Deleted to get the space back.
• Keep a second copy of anything irreplaceable somewhere else.

How CloudWink does this for you.

CloudWink stores every photo and video byte for byte, without compression, and checks each upload on arrival before counting it as saved. Its Free Up Space feature only removes local copies after the stored copy has been confirmed, so the safe order above is built in.

iPhone HEIC photos and HEVC videos stay in the format your camera saved them. Nothing is converted to JPEG or re-encoded to save space on our side.

Other quick wins.

Once your library is safe, a few settings keep the phone from filling up again.

• Set Messages to keep messages for one year instead of forever.
• Offload apps you rarely use. The app is removed but its documents stay.
• Remove exact duplicate photos. They take space twice and add nothing.
• Record everyday video in 1080p and save 4K for moments that deserve it.

Questions about this guide.