# VigorSMS vs SAM Seamless Network

The clearest difference is update cadence: SAM Seamless Network at every 2 months against VigorSMS's every 14 months. VigorSMS's advantage is device support (3 vs 1) and iOS requirement (11.0 vs 16.0). On price, 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.

VigorSMS ships an update every 14 months, SAM Seamless Network every 2 months. The most recent releases landed on September 25, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | VigorSMS | SAM Seamless Network |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 18 MB | 9 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [DrayTek Corp.](https://appshunter.io/developer/878568778) | [SECURING SAM LTD](https://appshunter.io/developer/1164981694) |

## What reviewers say

### VigorSMS

[App page](https://appshunter.io/ios/app/vigorsms/id1525535588)

This app allows users to send SMS messages through Vigor LTE routers without needing to access the router's interface. It supports managing multiple routers and monitoring their LTE connection status.

**Highlights:** Send SMS via SIM card in Vigor LTE routers, No router interface connection needed, Easily switch between multiple routers, Monitor router LTE connection status, Add routers intuitively, Manage multiple routers simultaneously

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

**In-app purchases:** none


### SAM Seamless Network

[App page](https://appshunter.io/ios/app/sam-seamless-network-admin/id1661646631)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is VigorSMS free?

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

### Is SAM Seamless Network free?

SAM Seamless Network is free to download, with no in-app purchases.

### Do VigorSMS or SAM Seamless Network have ads?

Neither VigorSMS nor SAM Seamless Network shows ads.

### Which is updated more often, VigorSMS or SAM Seamless Network?

VigorSMS ships an update every 14 months, and SAM Seamless Network every 2 months. Most recently, VigorSMS was updated on September 25, 2026 and SAM Seamless Network on September 15, 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.*