# Square HRM vs Callback24 AI

The clearest difference is update cadence: Square HRM at every 11 days against Callback24 AI's every 2 months. Square HRM also leads on iOS requirement (13.4 vs 15.6). 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.

Square HRM ships an update every 11 days, Callback24 AI every 2 months. The most recent releases landed on September 8, 2026 and August 13, 2026 respectively.

## The numbers

| Metric | Square HRM | Callback24 AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 2 months |
| Size | 8 MB | 54 MB |
| Requires iOS | **13.4** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CodeX Squared Private Limited](https://appshunter.io/developer/1661767826) | [itDesk Sp z o.o.](https://appshunter.io/developer/1509266216) |

## What reviewers say

### Square HRM

[App page](https://appshunter.io/ios/app/square-hrm/id6751455101)

**Features:** macOS Compatibility

**In-app purchases:** none


### Callback24 AI

[App page](https://appshunter.io/ios/app/callback24-ai/id6751497250)

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

**In-app purchases:** none


## Frequently asked questions

### Is Square HRM free?

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

### Is Callback24 AI free?

Callback24 AI is free to download, with no in-app purchases.

### Do Square HRM or Callback24 AI have ads?

Neither Square HRM nor Callback24 AI shows ads.

### Which is updated more often, Square HRM or Callback24 AI?

Square HRM ships an update every 11 days, and Callback24 AI every 2 months. Most recently, Square HRM was updated on September 8, 2026 and Callback24 AI on August 13, 2026.

---

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