Comparison

Data Transfer vs Contacts Sync

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Data Transfer

Easily transfer photos, videos, contacts, WhatsApp data, and files between phones, even across different operating systems and brands. Securely back up and restore your data, including iCloud backups, without using your mobile data.

Highlights
  • Cross-platform data transfer
  • WhatsApp chat migration
  • Backup and restore data
  • Fast transfer speeds
  • QR code connection
  • No data plan usage
Features
Read full description

Getting a new phone? Move everything that matters in just a few taps. MobileTrans makes switching phones simple, even across different operating systems. Securely move your photos, videos, contacts, files, apps, and WhatsApp chats to your new device without losing important data. Need more than phone-to-phone transfer? MobileTrans also helps you restore data from iCloud, create backups before switching, and move files between your phone and computer. With the new AI Transfer feature, MobileTrans can identify large files, old files, damaged files, and duplicate contacts before you switch phones, helping you decide what to move first. Everything You Need for Phone Transfer ● Phone Data Transfer Switch between different platforms and move your data to a new phone. MobileTrans supports all major data types, including photos, videos, WhatsApp data, audio files, contacts, music, documents, and more. MobileTrans helps you clone apps and move important data. ● WhatsApp Transfer Move your WhatsApp messages and chats to a new phone securely, including chat history, photos, videos, contacts, stickers, and other attachments. Keep your chat history intact and continue conversations seamlessly on your new device. ● AI Transfer Know what matters before you transfer. AI Transfer helps identify large files, old files, damaged files, and duplicate contacts on your phone. This makes phone switching more efficient and helps reduce clutter during migration. ● Backup & Restore Messages and Call History Create a secure backup of your messages and call history. Restore them anytime when switching phones, upgrading devices, or recovering important data. ● iCloud to New Device Sign in with your Apple ID and restore photos, videos, contacts, documents, and other important data from iCloud directly to your new device. Why Choose MobileTrans? ● Fast Phone Transfer Transfer up to 200× faster than Bluetooth. With an average speed of 30 MB/s, you can move a 1 GB video in about 30 seconds. ● No Mobile Data Required MobileTrans uses a direct local connection between devices, so your mobile data plan won't be used during the transfer. ● QR Code Connection Connect your old and new phones instantly by scanning a QR code. Enjoy a wireless connection with no cables, complicated setup, or computer required. Move data with a quick share experience while keeping security. ● High Privacy & Data Security Your data stays on your devices throughout the transfer process. MobileTrans does not store or upload your personal information, helping keep your data private and secure. Subscribe to get unlimited access to all features: - Phone Transfer - File Transfer - Photo Transfer - WhatsApp Transfer - Contact & App Transfer - iCloud Transfer - Phone-to-PC Transfer Subscription Terms: Payment will be charged to your iTunes Account at purchase. Subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period. Manage or turn off auto-renew in Account Settings anytime after purchase. About the Developer-Wondershare With more than one million users in more than 120 countries and regions around the world, Wondershare is a company dedicated to creative software. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Contact: customer_service@wondershare.com

About

Contacts Sync

Easily back up, export, and restore your phone's contacts without a computer. This app helps you find and merge duplicate entries, ensuring your address book stays organized and secure. Supports multiple export formats and cloud storage options.

Highlights
  • Contact backup to secure cloud storage
  • Export contacts in VCF, XLS, CSV formats
  • Find and merge duplicate contacts
  • Restore contacts from backup files
  • Automatic daily, weekly, monthly backups
  • Export backups via third-party apps
Features
Read full description

Contacts Backup App is the easiest way to backup your contacts all from your phone without needing a computer. Also you can find duplicate contacts and merge by allocating contacts with similar names or identical phone numbers and email addresses. You can backup the contacts from the address book in 3 different file formats in no time: VCF, XLS and CSV. ** Backup: Allow Easy Backup to access your contacts and choose the Backup option in the app. That’s it! All your contacts are safe on our secure cloud storage. You can turn automatic backup ON and choose between daily, weekly and monthly backup frequency. ** Export: Export your VCF, XLS and CSV backups via third party apps like WhatsApp, iMessage, Email, and Airdrop. At any time, you can access and restore previous backups. You can also export your backup to Google Drive and Dropbox. ** Merge Duplicate Contacts: Users can view the contacts which have duplicate/missing phone numbers, emails, or names. Find & Merge duplicate contacts, phones, emails, and similar names. Also, you can remove contacts without names or phone number. ** Restore: No need to use any app to restore the backup files. Just tap on the .vcf backup file in the iPhone, iPod Touch or iPad Mail client and restore your contacts. Contact Backup is 100% safe for your contacts. The backup and export are done on our secure servers or Google Drive and Dropbox. If you have any questions about the app, please do not hesitate to contact us at appsupport@backup.contact, we’ll be happy to help! IMPORTANT NOTE: After sending backup file (*.vcf) to yourself, please check your inbox to see if message arrived and contains attachment (backup file). Sometimes email providers block attachments if attachment size is too large. Try with another mail account if possible, to send your backup file. We also offer Tera Backup Pro, a set of premium features to keep your contacts secure at all times while accessible from all places. This service includes the following features: • Automatic backups of your contacts • Secure cloud storage of your backups • Military-grade AES-256 encryption of your cloud backups This service is offered as an auto-renewable subscription for Week: $1.99 per week Month: $4.99 per month (3 Days Free Trial) Year: $19.99 per year ------------------------ Please see the subscription details below: - The subscription price is automatically renewed every month until cancelled. - Your payment will be charged to your iTunes Account as soon as you confirm your purchase. - You can manage your subscriptions and turn off auto-renewal from your Apple ID account settings after the purchase. - Your subscription will renew automatically, unless you turn off auto-renew at least 24 hours before the end of the current period. - The cost of renewal will be charged to your account in the 24 hours prior to the end of the current period. - When canceling a subscription, your subscription will stay active until the end of the period. Auto-renewal will be disabled, but the current subscription will not be refunded. - Any features requiring an active subscription (including Cloud Storage) may, at any time without notice, be turned off or removed after the subscription has ended. Privacy Policy: https://backup.contact/privacy-policy.html Terms of Use: https://backup.contact/term-condition.html

Screenshots

Data Transfer4 screens
Contacts Sync4 screens

Verdict

The call

The clearest difference is ads: Data Transfer at none against Contacts Sync's shown. Data Transfer also leads on ratings volume (1.1K vs 20) and update cadence (every 3 weeks vs every 6 weeks). Contacts Sync's advantage is rating (4.3 vs 3.9). On price, in-app purchases, monetization model and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Data Transfer sells 16 in-app purchases, starting at $2.99 per year and Contacts Sync sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Contacts Sync holds the better App Store score, 4.3 against 3.9. That said, the two scores are not equally well evidenced: Data Transfer has 1.1K ratings behind it against 20, so its average is the more settled of the two.

UpkeepUpdate frequency

Data Transfer ships an update every 3 weeks, Contacts Sync every 6 weeks. The most recent releases landed on September 25, 2026 and September 27, 2026 respectively.

Scorecard5 real differences · 5 level
Data Transfer versus Contacts Sync: the parameters behind the verdict, then further details
ParameterData TransferContacts Sync
PriceFreeFree
Rating3.9 (1.1K ratings)4.3 (20 ratings) — better
Positive reviews18.9% of reviews—
Number of ratings1.1K — better20
Update frequencyEvery 3 weeks — betterEvery 6 weeks
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better15.0
Further details — not scored
Size188 MB92 MB
Age rating4+4+
DeveloperWondershare Technology (Hunan) Co.,Ltd.Haresh Purbiya

Customer experience

Data Transfer

All ratings1,115 ratings
Positive73.2%
Neutral3.0%
Negative23.9%
Written reviews756 reviews
Positive18.9%
Neutral2.5%
Negative78.6%

Contacts Sync

All ratings20 ratings
Positive85.0%
Neutral0.0%
Negative15.0%

Bugs and requests

Data Transfer

Reported bugs

3 issues
  • Fails to transfer data
  • Subscription issues
  • Compatibility problems

Requested features

4 requests
  • Transfer SMS messages
  • Transfer WhatsApp data
  • More transparent pricing
  • Improve customer support

Contacts Sync

Not enough reviews yet to summarise bugs or requests.

In-app purchases

16 purchases

Data Transfer

Subscriptions15
  • 1 Year Subscription$2.991 Year
  • 1 Quarter Subscription$5.993 Months
  • Phone to Phone Subscription$6.997 Days
Show 12 more
  • Phone to Phone Subscription$7.993 Months
  • Phone to Phone Subscription$9.993 Months
  • 1 Month Subscription1 Month trial$9.991 Month
  • Phone to Phone Subscription$10.991 Month
  • 1 Year Subscription$11.991 Year
  • WhatApp Tranfer Subscription$14.991 Month
  • Phone to Phone Subscription$15.991 Year
  • Full Feature Subscription$18.997 Days
  • Phone to Phone Subscription$19.991 Year
  • WhatApp Tranfer Subscription$19.991 Month
  • Full Feature$24.991 Month
  • Phone to Phone + WhatsApp$36.991 Year
One-time1
  • Mobiletrans lifetime license$2.99
3 purchases

Contacts Sync

Subscriptions3
  • Contact backup PRO - weekly$1.997 Days
  • Contact backup PRO - Monthly3 Days trial$4.991 Month
  • Contact backup PRO - Yearly$19.991 Year

Questions

Is Data Transfer free?
Data Transfer is free to download, with in-app purchases available.
Is Contacts Sync free?
Contacts Sync is free to download, with in-app purchases available.
Which has better reviews, Data Transfer or Contacts Sync?
Contacts Sync is rated higher. Data Transfer averages 3.9 out of 5 from 1.1K ratings, while Contacts Sync averages 4.3 from 20 ratings.
Do Data Transfer or Contacts Sync have ads?
Contacts Sync shows ads; Data Transfer does not.
Which is updated more often, Data Transfer or Contacts Sync?
Data Transfer ships an update every 3 weeks, and Contacts Sync every 6 weeks. Most recently, Data Transfer was updated on September 25, 2026 and Contacts Sync on September 27, 2026.

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