# Call Todo vs AdressBook

The clearest difference is update cadence: AdressBook at every 9 months against Call Todo's every 52 months. Call Todo's advantage is iOS requirement (13.0 vs 17.5). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Call Todo ships an update every 52 months, AdressBook every 9 months. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Call Todo | AdressBook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/call-todo/id1014718802/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 52 months | **Every 9 months** |
| Monetization | Free | — |
| Size | 15 MB | 4 MB |
| Requires iOS | **13.0** | 17.5 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Oliver Kuehne](https://appshunter.io/developer/418791389) | [Albert Frank](https://appshunter.io/developer/1523866321) |

## What reviewers say

### Call Todo

[App page](https://appshunter.io/ios/app/call-todo/id1014718802)

This app helps sales representatives manage call-backs and track call history for short-term projects. Easily create contacts from your clipboard and organize them by project with color-coding. Make calls and send emails directly from the app.

**Highlights:** Create contacts from clipboard, Project-based contact management, Call history tracking, Direct calling and emailing, Color-coded project organization, Full-text search

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

**In-app purchases:** none


### AdressBook

[App page](https://appshunter.io/ios/app/adressbook/id6563138640)

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

**In-app purchases:** none


## Frequently asked questions

### Is Call Todo free?

Call Todo is free to download, with no in-app purchases.

### Is AdressBook free?

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

### Do Call Todo or AdressBook have ads?

Neither Call Todo nor AdressBook shows ads.

### Which is updated more often, Call Todo or AdressBook?

Call Todo ships an update every 52 months, and AdressBook every 9 months. Most recently, Call Todo was updated on October 10, 2026 and AdressBook on October 9, 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.*