# Contacts Address Book vs Ruby for Relationships

The clearest difference is in-app purchases: Ruby for Relationships at none against Contacts Address Book's 4. Ruby for Relationships also leads on rating (5.0 vs 4.7) and update cadence (every 9 days vs every 4 weeks). Contacts Address Book's advantage is ratings volume (51 vs 6) and iOS requirement (16.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Contacts Address Book sells 3 in-app purchases, starting at $3.99 per month. Ruby for Relationships asks for nothing beyond the download.

Ruby for Relationships holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Contacts Address Book has 51 ratings behind it against 6, so its average is the more settled of the two.

Contacts Address Book ships an update every 4 weeks, Ruby for Relationships every 9 days. The most recent releases landed on September 19, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Contacts Address Book | Ruby for Relationships |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (51 ratings)](https://appshunter.io/ios/app/contacts-address-book-amicu/id1481868897/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/ruby-for-relationships/id6740349659/reviews)** |
| Number of ratings | **51** | 6 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 9 days** |
| Monetization | Freemium | **Free** |
| Size | 29 MB | 35 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Kai Oelfke](https://appshunter.io/developer/644779478) | [Veeva Systems Inc.](https://appshunter.io/developer/437322410) |

## What reviewers say

### Contacts Address Book

[App page](https://appshunter.io/ios/app/contacts-address-book-amicu/id1481868897)

This app helps you nurture your personal relationships by reminding you to stay in touch and celebrate important birthdays. It offers a private and offline experience, allowing you to manage contacts and set custom reminders to keep your social circle strong.

**Highlights:** Birthday reminders, Keep-in-touch reminders, Contact management, Offline functionality, Customizable notifications, Widgets

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $3.99 | per month |
| Premium | $29.99 | per year |
| Premium | $29.99 | per year |


### Ruby for Relationships

[App page](https://appshunter.io/ios/app/ruby-for-relationships/id6740349659)

This AI-powered application streamlines contact and relationship management for businesses and individuals. It automatically syncs with your email and calendar to update contact information and provides insights into team engagement with clients and partners.

**Highlights:** Automated contact management, Email and calendar sync, Relationship insights, Private and shared notes, Team contact leverage

**In-app purchases:** none


## Frequently asked questions

### Is Contacts Address Book free?

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

### Is Ruby for Relationships free?

Ruby for Relationships is free to download, with no in-app purchases.

### Which has better reviews, Contacts Address Book or Ruby for Relationships?

Ruby for Relationships is rated higher. Contacts Address Book averages 4.7 out of 5 from 51 ratings, while Ruby for Relationships averages 5.0 from 6 ratings.

### Do Contacts Address Book or Ruby for Relationships have ads?

Neither Contacts Address Book nor Ruby for Relationships shows ads.

### Which is updated more often, Contacts Address Book or Ruby for Relationships?

Contacts Address Book ships an update every 4 weeks, and Ruby for Relationships every 9 days. Most recently, Contacts Address Book was updated on September 19, 2026 and Ruby for Relationships on September 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.*