ATGChat vs Sidos
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ATGChat
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.
- Push-to-Talk (PTT) Voice
- Group Messaging
- Location Services
- Location Mapping
- Web Portal Management
- Historical Location Tracking
- Speed Limit Alerts
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ATGChat is a subscription service that provides Push-to-Talk (PTT) Voice, Group Messaging and Location Services for Mobile Devices and PC Based Dispatch Users. Get the free app as a part of your ATGChat membership, and communicate with your employees. How does ATGChat work? - ATGChat membership gives you access to unlimited Push to Talk Voice, Group Messaging and Location Services for one low monthly price. - With the ATGChat app you can instantly create Group PTT calls. - You can send Group oriented text and image Messages, with no message length restrictions like SMS. - You can view the location of your participating Contacts using the ATGChat Location Mapping feature. - With a Premium ATGChat membership, you can enable historical location services (bread crumb tracking) and speed limit alerts for your employees. Note: This app may use your location even when it isn’t open, which can decrease device battery life. - An ATGChat subscription includes access to the ATGChat web portal to manage your Contacts and Groups, and to view ATGChat location maps.
Sidos
Effortlessly conduct Wi-Fi surveys to pinpoint and resolve network issues. This tool helps identify problems within your wireless network.
- Wi-Fi surveys
- Network problem identification
- Troubleshooting assistance
- Effortless operation
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Sidos enables you to effortlessly perform Wi-Fi surveys to help identify and troubleshoot problems within your network.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | ATGChat | Sidos |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) | 5.0 (5 ratings) — better |
| Number of ratings | 2 | 5 — better |
| Update frequency | Every 4 months | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Subscription | Free — better |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.1 — better | 18.6 |
| Further details — not scored | ||
| Size | 18 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Applied Technology Group, Inc. (CA) | Sidos Systems Oy |
Customer experience
ATGChat
Sidos
In-app purchases
ATGChat
No in-app purchases
Sidos
No in-app purchases
