# Contacts Sync vs Ringer Interactive App

The clearest difference is in-app purchases: Ringer Interactive App at none against Contacts Sync's 7. Ringer Interactive App also leads on rating (5.0 vs 4.6) and iOS requirement (14.0 vs 17.0). Contacts Sync's advantage is update cadence (every 5 days vs every 7 months) and ratings volume (15K vs 1). On price, ads and device support there is nothing between them.

Both are free to download. Contacts Sync sells 7 in-app purchases, starting at $1.99 per 7 days. Ringer Interactive App asks for nothing beyond the download.

Ringer Interactive App holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Contacts Sync has 15K ratings behind it against 1, so its average is the more settled of the two.

Contacts Sync ships an update every 5 days, Ringer Interactive App every 7 months. The most recent releases landed on September 24, 2026 and June 12, 2026 respectively.

## The numbers

| Metric | Contacts Sync | Ringer Interactive App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (15K ratings)](https://appshunter.io/ios/app/contacts-sync-google-and-more/id454390333/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ringer-interactive-app/id1628828448/reviews)** |
| Number of ratings | **15K** | 1 |
| Positive reviews | 78.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 7 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 43 MB | 10 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Playa Apps](https://appshunter.io/developer/449814913) | [Flash App LLC](https://appshunter.io/developer/1440697350) |

## What reviewers say

### Contacts Sync

[App page](https://appshunter.io/ios/app/contacts-sync-google-and-more/id454390333)

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:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (1 Week) | $1.99 | per 7 days |
| Premium (1 Month) | $2.99 | per month |
| Premium (1 Year) | $9.99 | per year |
| Automatic Contact Syncing | Free | one-time |
| Make Contribution | $4.99 | one-time |
| Make Larger Contribution | $9.99 | one-time |
| Premium (Lifetime Access) | $11.99 | one-time |

**What reviewers like**

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

**What reviewers complain about**

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

**Reported bugs**

- Deleted contacts reappearing after sync
- Sync corrupting or deleting existing contact data

**Requested features**

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


### Ringer Interactive App

[App page](https://appshunter.io/ios/app/ringer-interactive-app/id1628828448)

Enhance your phone's caller ID with custom graphics and text to easily identify incoming calls. This app helps distinguish legitimate calls from spam, reducing the need to ignore unknown numbers or send them to voicemail.

**Highlights:** Branded caller ID graphics, Customizable caller ID text, Identify unknown numbers, Distinguish spam calls, Personalized call messages

**In-app purchases:** none


## Frequently asked questions

### Is Contacts Sync free?

Contacts Sync is free to download, with in-app purchases available.

### Is Ringer Interactive App free?

Ringer Interactive App is free to download, with no in-app purchases.

### Which has better reviews, Contacts Sync or Ringer Interactive App?

Ringer Interactive App is rated higher. Contacts Sync averages 4.6 out of 5 from 15K ratings, while Ringer Interactive App averages 5.0 from 1 ratings.

### Do Contacts Sync or Ringer Interactive App have ads?

Neither Contacts Sync nor Ringer Interactive App shows ads.

### Which is updated more often, Contacts Sync or Ringer Interactive App?

Contacts Sync ships an update every 5 days, and Ringer Interactive App every 7 months. Most recently, Contacts Sync was updated on September 24, 2026 and Ringer Interactive App on June 12, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*