# GSM Dialer vs HangarBot

The clearest difference is review sentiment: GSM Dialer at 100% against HangarBot's 0%. HangarBot's advantage is update cadence (monthly vs every 10 months) and iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

GSM Dialer ships an update every 10 months, HangarBot monthly. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | GSM Dialer | HangarBot |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.4 (5 ratings)](https://appshunter.io/ios/app/hangarbot/id1230197363/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Monthly** |
| Monetization | Free | Free |
| Size | 5 MB | 89 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Keystone Electronics Limited](https://appshunter.io/developer/989365169) | [Lynk Remote Technologies](https://appshunter.io/developer/1230197362) |

## What reviewers say

### GSM Dialer

[App page](https://appshunter.io/ios/app/gsm-dialer/id925273308)

Control and program compatible GSM Auto Dialers remotely from your iPhone. Receive instant voice or SMS alerts for security and environmental events. Manage dialer settings, phone numbers, and SMS messages with ease.

**Highlights:** Remote On/Off control, Activate dialer outputs, Program up to 9 phone numbers, Select numbers based on trigger, Create custom SMS messages, Configure test calls, Reset to factory defaults

**Features:** macOS Compatibility

**In-app purchases:** none


### HangarBot

[App page](https://appshunter.io/ios/app/hangarbot/id1230197363)

Remotely manage and secure your aircraft hangar from your smartphone. Control hangar doors, adjust temperature, and view security footage. Offers a Wi-Fi hotspot for aviation apps.

**Highlights:** Remote hangar door control, Temperature adjustment, Security camera viewing, Wi-Fi hotspot functionality, 24/7 monitoring

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GSM Dialer free?

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

### Is HangarBot free?

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

### Do GSM Dialer or HangarBot have ads?

Neither GSM Dialer nor HangarBot shows ads.

### Which is updated more often, GSM Dialer or HangarBot?

GSM Dialer ships an update every 10 months, and HangarBot monthly. Most recently, GSM Dialer was updated on November 1, 2026 and HangarBot on November 2, 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.*