I have lost all my contacts after updating my iPhone 6s to the latest iOS 9 system. I can barely inform anybody else about it and get their numbers back. How can I restore phone numbers to iPhone after deleting? Is there any useful way to help me? It is really annoying me for a long time. I will be really grateful for your help.
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iPhone Data Recovery is a very practical device which can restore deleted contacts on iPhone 6s/6s Plus smoothly. It enables you to recover contacts from iPhone via the backing up contacts and phone numbers in iPhone 6s on iTunes, no matter you are using iPhone 6s, iPhone 6s Plus, iPhone 6, iPhone 6 Plus, iPhone 5, iPhone 4s, iPhone4, or iPhone 3gs, or you just lost it. Besides, you can also extract your contacts from the iTunes backup when you lost your iPhone. iTunes can automatically back up your iPhone contacts and update it every time when you sync it. These are the three main methods to get your lost contacts back.
Download the free trial version below to have a try.
Tutorial 1: Extract iTunes Backup to Recover iPhone Contacts
Step 1. Scan the Backup File
No matter you just lost your iPhone or you still hold it in your hand, don't connect or sync it with iTunes after you lost your contacts, to prevent the backup file from being updated and replaced by the contacts on your iPhone now.
If you have synced different iDevices with iTunes before, there will be more than one backup files, after you click "
Recover from iTunes Backup File" on the top of the primary window. Choose the one for your iPhone and click "
Start Scan". Then move further.
Step 2. Recover your iPhone Contacts
The scan only takes you a few seconds. All the contents from the backup file will be displayed in details. You can read the content right now, no matter from the Contacts, but also from the Messages, Call History, Notes, and you also can preview the photos & videos contained on your iPhone.
To undelete a number on iPhone, check the box in front of the Contacts and click the "
Recover" button, then you can save the content on your computer. You also can recover the other data, if you have a need.

You can find deleted numbers on iPhone 6 in the scan result, which contain those existing in the backup file and those deleted from your iPhone before you made the backup. Both of them have their own color. You can use the button on the top to separate them: Only display the deleted items.
Tutorial 2: How to Restore Contacts from iPhone 6s/6s Plus 6/6 Plus/5s/5c/5/4s/4/3gs
Step 1. Connect your iPhone to the Computer
If you didn't lose your iPhone, you can also use this way to retrieve your contacts. Connect your iPhone and run the program on your computer.
If you use iPhone 6s/6s Plus/6/6 Plus/5s/5c/5/4s, you'll see the main window below.
If you use iPhone 4/3gs, the main window will appear as follows.
Step 2. Start to Scan iPhone and Find Deleted Phone Number on iPhone
In the part, you need to click "
Start Scan" to directly scan your iPhone for deleted contacts on it.
No matter which device you use, the program will automatically begin scanning your iPhone for lost contacts after you doing the steps accordingly.
Step 3. Preview and Restore iPhone Contacts
After the scanning, you can preview all found data before recovery. Choose "
Contacts" to preview, make it and click "
Recover", you can save on all the contacts on your computer with one click.
Tutorial 3: Recover Contacts from iCloud Backup Files
Step 1.Install the Program and Sign your iCloud Account
First of all, run the program and choose "
Recover from iCloud Backup File", and sign in your iCloud account as it requires.
Step 2.Download and Export your iCloud Backup
After entering the program, you are provided the backup files of your iCloud backup account automatically. Choose any data you want to restore by clicking "
Download" button. The whole progress of downloading depends on the amount of your data.

When it's complete, click the same button to start extracting, and you'll get a interface as below.
Step 3.Preview and Retrieve Phone Numbers from iCloud
You can take a preview of the data you get after the scanning, such as contacts, photos, messages, notes, videos, etc. You can choose any data that you'd like to restore by ticking it.
iPhone Data Recovery – a mighty recovery software designed for iDevice users to restore deleted data from iPhone, iPad, iPod touch, empowers you to recover deleted photos, text messages, contacts, notes, videos from your devices. Providing that you are in need of finding a suitable and practical software to help you
recover delete text messages from iPhone as well as videos, photo, videos, iPhone Data Recovery is your final appeal beyond doubt.