Comparison

Contacts Sync vs Google Admin

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

Head to head
About

Contacts Sync

Effortlessly synchronize your contacts across Google, Outlook, and iPhone. This reliable app ensures your contact information is up-to-date everywhere with 2-way syncing and support for all contact fields and photos.

Highlights
  • 2-way contact synchronization
  • Sync Google, Outlook, and iPhone accounts
  • Syncs all contact fields and photos
  • Automatic background syncing
  • Group and custom label synchronization
  • Duplicate contact elimination
Features
Read full description

••• SYNC GOOGLE, ICLOUD, & OUTLOOK! ••• #1 SYNC APP FOR 15+ YEARS! ••• TRUSTED BY 10,000,000+ USERS! With Contacts Sync, you can quickly & easily sync your Google or Outlook contacts with iPhone, giving you access to your contacts wherever you go. This app distinguishes itself with its reliability, ease of use, speed, and with a true "2-way sync" that merges changes made to either account. This is the #1 app for syncing contacts both in terms of downloads & reviews. Also of significance, this app syncs your Google labels or Outlook categories with your iPhone lists. For instance, you may have organized your Google contacts into groups such as "friends," "family," and "coworkers." After a sync, your iPhone and Google groups will match. With your groups configured on iPhone, you can easily send group emails or group messages. SYNC THE FOLLOWING ACCOUNTS: • Sync Google with iPhone • Sync Outlook with iPhone • Sync 2 Google accounts SYNC ANY IPHONE ACCOUNT: • Choose to sync all of your iPhone contacts, or choose to sync contacts from a specific iPhone account, such as iCloud, a local iPhone address book, Outlook, or a CardDAV account SYNC TYPES: • Choose from one of the following sync types: 2-Way Sync, 1-Way Sync, and Manual Sync • Choose a 2-Way Sync to sync changes in both directions • Choose a 1-Way Sync to transfer changes in one direction only • Choose a Manual Sync to sync specific contacts only SYNCS ALL FIELDS: • Syncs all fields including names, phonetic names, nicknames, email addresses, phone numbers, postal addresses, company names, job titles, departments, birthdays, anniversaries, events, notes, web page addresses, relationships, instant messaging accounts, & social profiles • Syncs contact photos • Syncs custom labels & custom fields INITIAL SYNC: • During the initial sync, the contents of matching contacts will be merged CONFIRM CHANGES BEFORE SYNCING: • Review each change before the sync actually begins AUTOMATIC SYNC: • Automatically syncs contacts in the background 24/7 APPLY FILTERS INCLUDING GROUP FILTER: • Apply the group filter, new contact filter, and more! DUPLICATE CONTACTS: • Eliminate duplicate contacts from both iPhone and Google SUBSCRIPTIONS: • Contacts Sync offers a "Premium" subscription which unlocks all of the premium features in the app, including the ability to sync an unlimited number of contacts and to auto sync in the background. • Without an upgrade, the app will sync no more than 40 contacts • The "Premium" subscription is priced at $1.99 USD per week, $2.99 USD per month, or $9.99 USD per year • Payment will be charged to iTunes Account at confirmation of purchase • Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period • Account will be charged for renewal within 24-hours prior to the end of the current period • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable • Terms of use: https://playaapps.zendesk.com/hc/articles/360004197333 • Privacy Policy: https://playaapps.zendesk.com/hc/articles/226767688

About

Google Admin

Manage your Google Workspace and other Google services from your mobile device. Add and manage users and groups, access support, and review audit logs for your organization. Ideal for super admins on the go.

Highlights
  • User management
  • Group management
  • Password reset
  • Audit log review
  • Contact support
Read full description

Manage your organization’s Google Workspace account from anywhere. With the Google Admin app, you can add and manage users, reset passwords in seconds, organize group memberships, secure company devices, and review admin activity on the go. Who can use this app This app is available to administrators of Google Workspace (Business, Enterprise, Essentials, Education, Nonprofits, and Public Sector) and Cloud Identity. Key features • Quick actions and search: Start everyday tasks right from the Home screen and search across users, groups, and devices in one place. • User management: Add or edit users, reset and share temporary passwords, manage email aliases, and suspend, restore, or delete accounts. • Group management: View and edit groups, add or remove members, update member roles, and delete groups. • Device management: Review Android and iOS devices in your domain, approve or block access, and remotely wipe account data or devices. • Audit logs: Track recent admin actions and changes across your organization.

Screenshots

Contacts Sync4 screens
Google Admin4 screens

Verdict

The call

The clearest difference is review sentiment: Contacts Sync at 79% against Google Admin's 11%. Contacts Sync also leads on rating (4.6 vs 1.7) and update cadence (every 5 days vs every 8 months). Google Admin's advantage is in-app purchases (none vs 7). On price, ads, device support and iOS requirement 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. Contacts Sync sells 7 in-app purchases, starting at $1.99 per 7 days. Google Admin asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Contacts Sync holds the better App Store score, 4.6 against 1.7. That said, the two scores are not equally well evidenced: Contacts Sync has 15K ratings behind it against 518, so its average is the more settled of the two. Written reviews point the same way: 79% of Contacts Sync's written reviews are positive against 11% of Google Admin's.

UpkeepUpdate frequency

Contacts Sync ships an update every 5 days, Google Admin every 8 months. The most recent releases landed on October 19, 2026 and October 17, 2026 respectively.

Scorecard6 real differences · 4 level
Contacts Sync versus Google Admin: the parameters behind the verdict, then further details
ParameterContacts SyncGoogle Admin
PriceFreeFree
Rating4.6 (15K ratings) — better1.7 (518 ratings)
Positive reviews78.6% of reviews — better10.6% of reviews
Number of ratings15K — better518
Update frequencyEvery 5 days — betterEvery 8 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size40 MB50 MB
Age rating4+17+
DeveloperPlaya AppsGoogle

Customer experience

Contacts Sync

All ratings14,931 ratings
Positive90.4%
Neutral3.2%
Negative6.4%
Written reviews767 reviews
Positive78.6%
Neutral2.2%
Negative19.2%

Google Admin

All ratings518 ratings
Positive15.3%
Neutral4.2%
Negative80.5%
Written reviews745 reviews
Positive10.6%
Neutral6.7%
Negative82.7%

User reviews

Contacts Sync

From 15K App Store ratings

What we love

  • 👍 Easy to use
  • 🚀 Quick and efficient
  • 💡 Useful for syncing contacts across devices
  • 🔒 Reliable and secure
  • 🙌 Great customer support

Room to improve

  • 🐛 Occasional sync issues
  • 💰 Paid subscription required for more than 40 contacts
  • 🔄 Confusion around syncing and merging contacts
  • 🤔 Inconsistent contact formatting after sync

Google Admin

From 518 App Store ratings

What we love

  • ⭐ Great tool for everyday use
  • 👍 Working well on iOS 18.3.2
  • 🙌 Nice app, handy for quick user changes

Room to improve

  • 🤯 Crashes on iOS 18 launch
  • 🤔 Very limited functionality
  • 😞 Useless, does almost nothing
  • 🙄 Glorified directory, no real admin features

Bugs and requests

Contacts Sync

Reported bugs

2 issues
  • Deleted contacts reappearing after sync
  • Sync corrupting or deleting existing contact data

Requested features

4 requests
  • Ability to merge duplicate contacts
  • Sync support for Outlook contacts
  • Automatic sync between multiple Google accounts
  • Undo/rollback option for sync operations

Google Admin

Reported bugs

3 issues
  • Crashes on launch, even after reinstalls
  • User status not showing correctly
  • Sign-in loop, unable to log in

Requested features

3 requests
  • Add more admin features like the web version
  • Allow managing devices, groups, and policies
  • Improve UI and add more functionality

In-app purchases

7 purchases

Contacts Sync

Subscriptions3
  • Premium (1 Week)$1.997 Days
  • Premium (1 Month)$2.991 Month
  • Premium (1 Year)$9.991 Year
One-time4
  • Automatic Contact SyncingFree
  • Make Contribution$4.99
  • Premium (Lifetime Access)$9.99
Show 1 more
  • Make Larger Contribution$9.99
None

Google Admin

No in-app purchases

Questions

Is Contacts Sync free?
Contacts Sync is free to download, with in-app purchases available.
Is Google Admin free?
Google Admin is free to download, with no in-app purchases.
Which has better reviews, Contacts Sync or Google Admin?
Contacts Sync is rated higher. Contacts Sync averages 4.6 out of 5 from 15K ratings, while Google Admin averages 1.7 from 518 ratings.
Do Contacts Sync or Google Admin have ads?
Neither Contacts Sync nor Google Admin shows ads.
Which is updated more often, Contacts Sync or Google Admin?
Contacts Sync ships an update every 5 days, and Google Admin every 8 months. Most recently, Contacts Sync was updated on October 19, 2026 and Google Admin on October 17, 2026.

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