# OneSMS.io by Telogix vs C3 Complete Messenger

The clearest difference is iOS requirement: OneSMS.io by Telogix at 13.0 against C3 Complete Messenger's 15.0. On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for OneSMS.io by Telogix against 5.0 for C3 Complete Messenger. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

OneSMS.io by Telogix ships an update every 5 months, C3 Complete Messenger every 6 months. The most recent releases landed on October 6, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | OneSMS.io by Telogix | C3 Complete Messenger |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/onesmsio-by-telogix/id6477319641/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/c3-complete-messenger/id6478599671/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 6 months |
| Monetization | Free | Free |
| Size | 46 MB | 55 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Telogix, LLC](https://appshunter.io/developer/1462735186) | [Textable](https://appshunter.io/developer/1395042035) |

## What reviewers say

### OneSMS.io by Telogix

[App page](https://appshunter.io/ios/app/onesmsio-by-telogix/id6477319641)

Communicate with customers using your business phone number for texts and picture messages. Access your conversations from multiple devices and allow team members to share a single business number for seamless customer interaction.

**Highlights:** Send/receive texts and picture messages, Use business phone number, Multi-device access, Multiple user access to one number, Browser access via Chrome/Firefox/Edge

**Features:** macOS Compatibility

**In-app purchases:** none


### C3 Complete Messenger

[App page](https://appshunter.io/ios/app/c3-complete-messenger/id6478599671)

Communicate with customers using your business phone number for texts and pictures. Access your messages from any device with a single login, and allow multiple users to manage a shared business number. This app makes it easy for customers to reach you via text without needing a separate application.

**Highlights:** Send and receive texts from business numbers, Support for picture messages, Use on multiple devices with one login, Web browser access, Multiple user access to shared numbers

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

**In-app purchases:** none


## Frequently asked questions

### Is OneSMS.io by Telogix free?

OneSMS.io by Telogix is free to download, with no in-app purchases.

### Is C3 Complete Messenger free?

C3 Complete Messenger is free to download, with no in-app purchases.

### Which has better reviews, OneSMS.io by Telogix or C3 Complete Messenger?

OneSMS.io by Telogix and C3 Complete Messenger are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do OneSMS.io by Telogix or C3 Complete Messenger have ads?

Neither OneSMS.io by Telogix nor C3 Complete Messenger shows ads.

### Which is updated more often, OneSMS.io by Telogix or C3 Complete Messenger?

OneSMS.io by Telogix ships an update every 5 months, and C3 Complete Messenger every 6 months. Most recently, OneSMS.io by Telogix was updated on October 6, 2026 and C3 Complete Messenger on October 13, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*