# Caller Book vs CallGenius

The clearest difference is ads: CallGenius at none against Caller Book's shown. CallGenius also leads on rating (4.7 vs 4.3) and ratings volume (27 vs 9). Caller Book's advantage is update cadence (every 9 days vs monthly). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Caller Book sells 9 in-app purchases, starting at $9.99 per 7 days and CallGenius sells 2 in-app purchases, starting at $8.99 per 7 days. Whichever you choose, the download price is not the number that matters.

CallGenius holds the better App Store score, 4.7 against 4.3. Both are backed by a comparable volume of ratings — 9 and 27 respectively.

Caller Book ships an update every 9 days, CallGenius monthly. The most recent releases landed on October 20, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Caller Book | CallGenius |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (9 ratings)](https://appshunter.io/ios/app/caller-book/id1493125892/reviews) | **[4.7 (27 ratings)](https://appshunter.io/ios/app/callgenius/id6450162268/reviews)** |
| Number of ratings | 9 | **27** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Monthly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 101 MB | 74 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [J.M.J](https://appshunter.io/developer/1458704825) | [InnoCore Limited](https://appshunter.io/developer/1684184883) |

## 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 |


### CallGenius

[App page](https://appshunter.io/ios/app/callgenius/id6450162268)

Instantly identify unknown callers and retrieve contact details by entering any phone number. Access a global database and utilize an AI assistant for further information. Manage your subscription easily through account settings.

**Highlights:** Reverse phone lookup, Identify caller names, Retrieve contact details, Global number database, AI assistant for info, Subscription management

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CallGenius PRO | $8.99 | per 7 days |
| CallGenius PRO | $38.99 | per year |


## Frequently asked questions

### Is Caller Book free?

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

### Is CallGenius free?

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

### Which has better reviews, Caller Book or CallGenius?

CallGenius is rated higher. Caller Book averages 4.3 out of 5 from 9 ratings, while CallGenius averages 4.7 from 27 ratings.

### Do Caller Book or CallGenius have ads?

Caller Book shows ads; CallGenius does not.

### Which is updated more often, Caller Book or CallGenius?

Caller Book ships an update every 9 days, and CallGenius monthly. Most recently, Caller Book was updated on October 20, 2026 and CallGenius on October 6, 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.*