# Apostle Connect vs Correctbook App

The clearest difference is update cadence: Apostle Connect at monthly against Correctbook App's every 9 months. Apostle Connect also leads on device support (3 vs 1) and iOS requirement (12.0 vs 16.0). On price, ads and in-app purchases there is nothing between them.

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

Apostle Connect ships an update monthly, Correctbook App every 9 months. The most recent releases landed on October 2, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Apostle Connect | Correctbook App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 9 months |
| Size | 42 MB | 30 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Apostle B.V.](https://appshunter.io/developer/958137845) | [Correctbook](https://appshunter.io/developer/1691849771) |

## What reviewers say

### Apostle Connect

[App page](https://appshunter.io/ios/app/apostle-connect/id1234487236)

**In-app purchases:** none


### Correctbook App

[App page](https://appshunter.io/ios/app/correctbook-app/id6450104369)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Apostle Connect free?

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

### Is Correctbook App free?

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

### Do Apostle Connect or Correctbook App have ads?

Neither Apostle Connect nor Correctbook App shows ads.

### Which is updated more often, Apostle Connect or Correctbook App?

Apostle Connect ships an update monthly, and Correctbook App every 9 months. Most recently, Apostle Connect was updated on October 2, 2026 and Correctbook App on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*