# ATGChat vs Sidos

The clearest difference is rating: Sidos at 5.0 against ATGChat's 3.0. Sidos also leads on monetization model (free vs subscription) and update cadence (every 4 weeks vs every 4 months). ATGChat's advantage is iOS requirement (16.1 vs 18.6). On price, ratings volume, 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.

Sidos holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 5 respectively.

ATGChat ships an update every 4 months, Sidos every 4 weeks. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | ATGChat | Sidos |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/atgchat/id1557927155/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/sidos/id1621080998/reviews)** |
| Number of ratings | 2 | **5** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 weeks** |
| Monetization | Subscription | **Free** |
| Size | 18 MB | 5 MB |
| Requires iOS | **16.1** | 18.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Applied Technology Group, Inc. (CA)](https://appshunter.io/developer/1557927427) | [Sidos Systems Oy](https://appshunter.io/developer/1620524581) |

## What reviewers say

### ATGChat

[App page](https://appshunter.io/ios/app/atgchat/id1557927155)

This service offers real-time voice communication, group messaging, and location tracking for mobile and PC users. It allows for instant group calls, unlimited text and image messages, and location mapping. Premium features include historical location data and speed alerts.

**Highlights:** Push-to-Talk (PTT) Voice, Group Messaging, Location Services, Location Mapping, Web Portal Management, Historical Location Tracking, Speed Limit Alerts

**In-app purchases:** none


### Sidos

[App page](https://appshunter.io/ios/app/sidos/id1621080998)

Effortlessly conduct Wi-Fi surveys to pinpoint and resolve network issues. This tool helps identify problems within your wireless network.

**Highlights:** Wi-Fi surveys, Network problem identification, Troubleshooting assistance, Effortless operation

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ATGChat free?

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

### Is Sidos free?

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

### Which has better reviews, ATGChat or Sidos?

Sidos is rated higher. ATGChat averages 3.0 out of 5 from 2 ratings, while Sidos averages 5.0 from 5 ratings.

### Do ATGChat or Sidos have ads?

Neither ATGChat nor Sidos shows ads.

### Which is updated more often, ATGChat or Sidos?

ATGChat ships an update every 4 months, and Sidos every 4 weeks. Most recently, ATGChat was updated on October 24, 2026 and Sidos on October 27, 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.*