# OneContact App vs ContactOne

The clearest difference is in-app purchases: OneContact App at none against ContactOne's 3. OneContact App also leads on ratings volume (4 vs 1) and iOS requirement (15.0 vs 17.0). ContactOne's advantage is update cadence (every 2 days vs every 2 weeks). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. ContactOne sells 3 in-app purchases, starting at $4.99 per month. OneContact App asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for OneContact App against 5.0 for ContactOne. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

OneContact App ships an update every 2 weeks, ContactOne every 2 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | OneContact App | ContactOne |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/onecontact-app/id6769801686/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/contactone-perfect-contacts/id6792043733/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 68 MB | 9 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Be Happy Innovations LLC](https://appshunter.io/developer/1852845305) | [ContactOne Inc.](https://appshunter.io/developer/6792043735) |

## What reviewers say

### OneContact App

[App page](https://appshunter.io/ios/app/onecontact-app/id6769801686)

Automatically keeps your contact information current as people update their details. Create custom contact cards for different aspects of your life and share only what you choose, ensuring you always have the latest details for your connections.

**Highlights:** Auto-updating contact information, Customizable contact cards, Selective information sharing, Syncs with phone's address book, Privacy controls for sharing, Multiple cards for different groups

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### ContactOne

[App page](https://appshunter.io/ios/app/contactone-perfect-contacts/id6792043733)

This app helps you organize your contacts by finding and merging duplicates across various accounts like iCloud, Google, and Microsoft. It allows you to review all changes before they are made and offers an easy undo option. The app also tidies up inconsistencies in phone numbers and labels.

**Highlights:** Finds and merges duplicate contacts, Supports iCloud, Google, and Microsoft accounts, Review changes before merging, One-tap undo functionality, Cleans up phone number and label inconsistencies, Account-aware merging

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $4.99 | per month |
| Annual | $24.99 | per year |
| Lifetime Access | $39.99 | one-time |


## Frequently asked questions

### Is OneContact App free?

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

### Is ContactOne free?

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

### Which has better reviews, OneContact App or ContactOne?

OneContact App and ContactOne are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.

### Do OneContact App or ContactOne have ads?

Neither OneContact App nor ContactOne shows ads.

### Which is updated more often, OneContact App or ContactOne?

OneContact App ships an update every 2 weeks, and ContactOne every 2 days. Most recently, OneContact App was updated on November 5, 2026 and ContactOne on October 31, 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.*