# SMS Butler Mobile vs GSM Socket V3

The clearest difference is update cadence: GSM Socket V3 at every 16 months against SMS Butler Mobile's every 40 months. 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.

SMS Butler Mobile ships an update every 40 months, GSM Socket V3 every 16 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SMS Butler Mobile | GSM Socket V3 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 40 months | **Every 16 months** |
| Monetization | — | Free |
| Size | 6 MB | 19 MB |
| Requires iOS | **7.0** | 8.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ELBRO AG](https://appshunter.io/developer/1265821863) | [先良 谢](https://appshunter.io/developer/1518517860) |

## What reviewers say

### SMS Butler Mobile

[App page](https://appshunter.io/ios/app/sms-butler-mobile/id1336510000)

**Features:** macOS Compatibility

**In-app purchases:** none


### GSM Socket V3

[App page](https://appshunter.io/ios/app/gsm-socket-v3/id1606923701)

Control and configure GSM power sockets remotely via SMS commands. This utility app automates SMS content editing and submission for seamless operation of compatible devices.

**Highlights:** SMS command automation, Remote socket configuration, Compatibility with SimPal models, Easy operation interface, Automated SMS content editing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SMS Butler Mobile free?

SMS Butler Mobile is free to download, with no in-app purchases.

### Is GSM Socket V3 free?

GSM Socket V3 is free to download, with no in-app purchases.

### Do SMS Butler Mobile or GSM Socket V3 have ads?

Neither SMS Butler Mobile nor GSM Socket V3 shows ads.

### Which is updated more often, SMS Butler Mobile or GSM Socket V3?

SMS Butler Mobile ships an update every 40 months, and GSM Socket V3 every 16 months. Most recently, SMS Butler Mobile was updated on October 26, 2026 and GSM Socket V3 on October 24, 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.*