The two ways to back up a phone: cloud storage and a computer
A phone backup copies everything on your device — photos, messages, contacts, app settings — to somewhere else. If your phone breaks, gets lost, or stops working, you can restore all of it to a new phone. The two main routes are cloud backup (files stored on a company's servers, reached through the internet) and computer backup (files stored on a device you own and control, connected by cable or Wi-Fi).
Cloud backup is simpler to set up and works automatically in the background. Computer backup gives you more control over where your data sits and costs nothing after the initial setup. Most people use both — cloud as the everyday safety net, and a computer backup as a second copy for the things they care about most.
Which one you choose depends on how much you trust the company running the cloud service, how much storage space you have, and whether you own a computer you can use for backups.
Key Takeaways
- Cloud backup (iCloud for iPhone, Google One for Android) runs automatically once you turn it on, but stores your data on a company's servers.
- Computer backup (iTunes or Finder for iPhone, Android File Transfer for Android) puts files on a device you own, but requires you to plug in your phone regularly.
- Cloud storage is usually free up to a limit — often 5 GB — then costs money per month for more space.
- A computer backup can include everything on your phone, while cloud backups sometimes exclude certain types of files depending on your settings.
- You can use both methods at the same time; they do not interfere with each other.
Cloud backup for iPhone: iCloud
iCloud is Apple's cloud backup service. To turn it on, go to Settings, tap your name at the top, then tap iCloud. Scroll down and tap iCloud Backup. Toggle it on. Your phone will back up automatically whenever it is plugged in, locked, and connected to Wi-Fi.
iCloud gives you 5 GB of free storage. Photos, messages, app data, and settings all count toward that limit. Once you hit 5 GB, backups stop until you either delete old files or pay for more storage. A plan with 50 GB costs $0.99 per month, 200 GB costs $2.99 per month, and 2 TB costs $9.99 per month. The cost is per Apple ID, not per device — if you have multiple iPhones under the same account, they all share the same storage pool.
To see what is taking up space, go to Settings, tap your name, tap iCloud, then tap Manage Account Storage. You will see a breakdown by app and file type. If you are running out of space, you can delete old backups by tapping a device name and choosing Delete Backup.
Cloud backup for Android: Google One
Android phones back up to Google One (formerly called Google Backup). To turn it on, open Settings, scroll to System, tap Backup, then toggle on Backup by Google One. Your phone will back up automatically when it is connected to Wi-Fi and plugged in, usually overnight.
Google One gives you 15 GB of free storage shared across Gmail, Google Drive, and phone backups. Photos and videos count toward this limit unless you have Google Photos set to compress them (which is a separate setting). Once you hit 15 GB, backups pause. Plans start at $1.99 per month for 100 GB, $2.99 per month for 200 GB, and $9.99 per month for 2 TB.
To check what is backed up, open Settings, go to System, tap Backup, and you will see a list of what is included — apps, app data, contacts, messages, call history, and device settings. Unlike iCloud, Google One does not back up your actual photos and videos by default; those go to Google Photos, which is a separate app with its own storage limit.
Computer backup for iPhone: Finder or iTunes
If you have a Mac, you use Finder. If you have a Windows computer, you use iTunes (or the newer Windows version called Apple Devices). Plug your iPhone into your computer with a USB cable. Open Finder (Mac) or iTunes (Windows), click your phone's name in the sidebar, and click Back Up Now. The backup will take a few minutes depending on how much data you have.
This backup is encrypted and stored on your computer's hard drive. It includes everything — photos, messages, app data, settings, and even apps themselves. You can see where the backup is stored, but you cannot easily browse inside it the way you can with cloud files. If your computer's hard drive fails, the backup is gone, so this method works best as a second copy alongside iCloud.
To set up automatic backups, check the box that says "Back up automatically when this iPhone is connected." After that, every time you plug in your phone, a backup will run in the background.
Computer backup for Android: Android File Transfer or Samsung SmartSwitch
Android backups on a computer work differently than iPhone backups. You do not get a single encrypted file; instead, you copy files to your computer folder by folder. The easiest tool is Android File Transfer, which is free software from Google. read it, install it, plug your Android phone into your computer with a USB cable, and a folder window opens showing your phone's storage. You can then drag photos, documents, and other files to a folder on your computer.
If you have a Samsung phone, you can use Samsung SmartSwitch instead, which backs up more data types — contacts, messages, app data, and settings — in a single file, similar to how iPhone backups work. read SmartSwitch on your computer, plug in your phone, and click Back Up. The backup file is stored on your computer and can be restored to a new Samsung phone later.
Neither method is automatic the way iCloud or Google One are. You have to plug in your phone and run the backup manually, or set a reminder to do it regularly.
What happens if you restore from a backup
When you set up a new phone or reset an old one, you will be asked whether you want to restore from a backup. If you choose yes, the phone will read all your files, settings, and app data from either your cloud backup or your computer backup. This usually takes 15 minutes to an hour depending on how much data you have and how fast your internet is.
Apps themselves are downloaded fresh from the App Store or Google Play Store, not copied from the backup. Your login information for apps is usually restored, so you do not have to sign in to everything again. Photos, messages, and contacts come back exactly as they were.
One thing to know: if you restore from an old backup, you will lose anything that happened between when the backup was made and when you restore. For example, if your last backup was three weeks ago and your phone breaks today, any photos or messages from the past three weeks will be gone. This is why regular backups matter — the more often you back up, the less you lose if something goes wrong.
Choosing between cloud and computer backup
Cloud backup is the right choice if you want something that works without thinking about it. Turn it on once and it runs automatically. You can restore your phone from anywhere, even if you do not have a computer with you. The trade-off is that your data sits on a company's servers, and you have to trust that company to keep it safe and private. You also have to pay once you exceed the free storage limit.
Computer backup is the right choice if you want to own your data and do not want to pay for storage. You have complete control over where the files sit and who can access them. The trade-off is that it requires a computer, a USB cable, and the discipline to plug in your phone regularly. If your computer breaks, the backup is lost unless you have a second copy somewhere else.
The safest approach is to use both. Set up cloud backup for daily protection and convenience, and do a computer backup once a month or whenever you have important new photos or files. That way, if the cloud service has a problem, you still have a local copy, and if your computer fails, you still have the cloud backup.
Frequently Asked Questions
Does backing up my phone back up my text messages?
Yes. Both cloud backups and computer backups include text messages, iMessages, and group chats. When you restore to a new phone, all your message history comes back. The only exception is if you have turned off message backup in your settings — check iCloud settings on iPhone or Google One settings on Android to make sure it is toggled on.
What if I do not have enough cloud storage for a backup?
Your backup will not complete until you either delete old files to make room or pay for more storage. You can delete old backups of other devices, old photos from cloud storage, or old emails to free up space. If you do not want to pay, a computer backup is a free alternative that does not count against your cloud storage limit.
Can I back up my phone to more than one place?
Yes. You can have iCloud or Google One running automatically and also plug your phone into a computer for a backup. They do not interfere with each other. This is actually recommended — it gives you multiple copies in case one fails.
How often should I back up my phone?
Cloud backups run automatically, usually daily, so you do not have to think about them. For computer backups, once a month is reasonable if you do not take many photos or create many files. If you take photos or videos frequently, back up every week or two. The more often you back up, the less you lose if something goes wrong.
Will a backup include my passwords and login information?
Passwords stored in your phone's password manager (iCloud Keychain on iPhone, Google Password Manager on Android) are included in backups and encrypted. Passwords you typed into individual apps are usually restored too, so you do not have to sign in again. However, two-factor authentication codes are not backed up — you will need to set those up again on a new phone.