# Caller Book vs Who Called Plus

The clearest difference is rating: Caller Book at 4.3 against Who Called Plus's 1.0. Caller Book also leads on ratings volume (9 vs 1) and device support (3 vs 1). Who Called Plus's advantage is in-app purchases (none vs 9) and update cadence (every 4 days vs every 9 days). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Caller Book sells 9 in-app purchases, starting at $9.99 per 7 days. Who Called Plus asks for nothing beyond the download.

Caller Book holds the better App Store score, 4.3 against 1.0. That said, the two scores are not equally well evidenced: Caller Book has 9 ratings behind it against 1, so its average is the more settled of the two.

Caller Book ships an update every 9 days, Who Called Plus every 4 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Caller Book | Who Called Plus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (9 ratings)](https://appshunter.io/ios/app/caller-book/id1493125892/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/who-called-plus/id6757384963/reviews) |
| Number of ratings | **9** | 1 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 9 days | **Every 4 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 101 MB | 19 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [J.M.J](https://appshunter.io/developer/1458704825) | [Remya R Nair](https://appshunter.io/developer/1849888471) |

## What reviewers say

### Caller Book

[App page](https://appshunter.io/ios/app/caller-book/id1493125892)

Discover local professionals and services instantly with AI-powered search and a tag-based directory. For professionals, it's a way to get discovered by clients. Features include global caller ID and business profiles.

**Highlights:** AI-powered search, Tag-based directory, Global caller ID, Business profiles, VIP access for unlimited searches, Reverse number search

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Caller Book VIP weekly | $9.99 | per 7 days |
| Caller Book VIP monthly | $24.99 | per month |
| Caller Book ID 50 coins | $0.99 | one-time |
| Caller Book ID 250 coins | $3.99 | one-time |
| Caller Book Remove ads | $4.99 | one-time |
| Caller Book ID 750 coins | $9.99 | one-time |
| Caller Book ID 2000 coins | $19.99 | one-time |
| Caller Book ID 5000 coins | $39.99 | one-time |
| Caller Book ID 20,000 coins | $99.99 | one-time |


### Who Called Plus

[App page](https://appshunter.io/ios/app/who-called-plus/id6757384963)

Organize your calls, contacts, and device information in one smart application. Manage call logs, tag numbers as spam or trusted, and set birthday reminders. Gain insights into device battery, storage, and screen time usage.

**Highlights:** Contact and call log management, Spam and trust tagging, Birthday reminders, Call notes and context, Real-time device insights, Screen time tracking and limits

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

**In-app purchases:** none


## Frequently asked questions

### Is Caller Book free?

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

### Is Who Called Plus free?

Who Called Plus is free to download, with no in-app purchases.

### Which has better reviews, Caller Book or Who Called Plus?

Caller Book is rated higher. Caller Book averages 4.3 out of 5 from 9 ratings, while Who Called Plus averages 1.0 from 1 ratings.

### Do Caller Book or Who Called Plus have ads?

Both Caller Book and Who Called Plus show ads.

### Which is updated more often, Caller Book or Who Called Plus?

Caller Book ships an update every 9 days, and Who Called Plus every 4 days. Most recently, Caller Book was updated on October 24, 2026 and Who Called Plus on October 24, 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.*