# Gallagher SMB vs CallSign

The clearest difference is monetization model: CallSign at free against Gallagher SMB's ad-supported. CallSign also leads on update cadence (monthly vs every 2 months). On price, review sentiment, 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.

Gallagher SMB ships an update every 2 months, CallSign monthly. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Gallagher SMB | CallSign |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/callsign/id6758431626/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Ad-supported | **Free** |
| Size | 22 MB | 54 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Gallagher Group Ltd](https://appshunter.io/developer/948096162) | [Primaxis Pty Ltd](https://appshunter.io/developer/1639987030) |

## What reviewers say

### Gallagher SMB

[App page](https://appshunter.io/ios/app/gallagher-smb/id1460111973)

Manage your business security remotely with this app. Arm/disarm alarms, control door access, and manage users from your smartphone. Receive instant notifications and request guard services.

**Highlights:** Remote alarm control, Door lock/unlock management, Unlimited user management, Real-time alarm notifications, Guard request service (NZ only), Multi-site management

**Features:** Vision Pro support

**In-app purchases:** none


### CallSign

[App page](https://appshunter.io/ios/app/callsign/id6758431626)

Connect with qualified New Zealand Sign Language (NZSL) interpreters on demand. This service facilitates communication in various settings, from clinics to remote work, ensuring accessibility during business hours.

**Highlights:** On-demand NZSL interpreting, Connect from any device, Secure and private communication, Accessible during business hours, Simple registration process

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

**In-app purchases:** none


## Frequently asked questions

### Is Gallagher SMB free?

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

### Is CallSign free?

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

### Do Gallagher SMB or CallSign have ads?

Neither Gallagher SMB nor CallSign shows ads.

### Which is updated more often, Gallagher SMB or CallSign?

Gallagher SMB ships an update every 2 months, and CallSign monthly. Most recently, Gallagher SMB was updated on November 3, 2026 and CallSign on November 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.*