# GSM Dialer vs WS4 Remote

The clearest difference is update cadence: WS4 Remote at every 2 months against GSM Dialer's every 10 months. WS4 Remote also leads on device support (5 vs 2). On price, ads, in-app purchases and iOS requirement 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, WS4 Remote every 2 months. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | GSM Dialer | WS4 Remote |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 5 MB | 10 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Keystone Electronics Limited](https://appshunter.io/developer/989365169) | [XPR GROUP](https://appshunter.io/developer/1524279005) |

## 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


### WS4 Remote

[App page](https://appshunter.io/ios/app/ws4-remote/id1594332409)

**In-app purchases:** none


## Frequently asked questions

### Is GSM Dialer free?

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

### Is WS4 Remote free?

WS4 Remote is free to download, with no in-app purchases.

### Do GSM Dialer or WS4 Remote have ads?

Neither GSM Dialer nor WS4 Remote shows ads.

### Which is updated more often, GSM Dialer or WS4 Remote?

GSM Dialer ships an update every 10 months, and WS4 Remote every 2 months. Most recently, GSM Dialer was updated on November 1, 2026 and WS4 Remote on November 7, 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.*