# Total Connect 2.0 vs ATCD

The clearest difference is update cadence: Total Connect 2.0 at monthly against ATCD's every 2 months. ATCD's advantage is iOS requirement (12.0 vs 16.0). 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.

Total Connect 2.0 ships an update monthly, ATCD every 2 months. The most recent releases landed on October 1, 2026 and March 25, 2026 respectively.

## The numbers

| Metric | Total Connect 2.0 | ATCD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (286K ratings)](https://appshunter.io/ios/app/total-connect-20/id439763870/reviews)** | — |
| Number of ratings | **286K** | — |
| Positive reviews | 23.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | — |
| Size | 225 MB | 35 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | **iPhone, iPad, Apple TV, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Resideo Technologies, Inc.](https://appshunter.io/developer/1437524946) | [ZHUHAI REDBAY CO., LTD](https://appshunter.io/developer/1725503748) |

## What reviewers say

### Total Connect 2.0

[App page](https://appshunter.io/ios/app/total-connect-20/id439763870)

Manage your home or business security and smart devices remotely. Arm/disarm your system, view live and recorded video, control lights, locks, thermostats, and garage doors. Automate actions for convenience and peace of mind.

**Highlights:** Arm/disarm security system, View live and recorded video, Control smart locks and lights, Adjust thermostat, Open/close garage doors, Create automated routines, Two-way audio for doorbells

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast and responsive app
- 🔒 Secure system with password protection
- 👍 User-friendly interface
- 💡 Useful automation features like scheduled arming/disarming

**What reviewers complain about**

- 🐛 Inconsistent connectivity and frequent connection issues
- 🕰️ Slow response times when arming/disarming the system
- 🤷‍♀️ Confusing and inaccurate status displays
- 🔍 Limited camera functionality and poor video quality
- 💸 Expensive equipment and monthly fees

**Reported bugs**

- App crashes and freezes frequently
- Sensor bypassing and user syncing issues
- Inaccurate alarm status and event logs

**Requested features**

- Ability to schedule automatic arming/disarming
- Improved camera features and video quality
- Better notification controls and customization
- Compatibility with more smart home devices


### ATCD

[App page](https://appshunter.io/ios/app/atcd/id6476090339)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Total Connect 2.0 free?

Total Connect 2.0 is free to download, with no in-app purchases.

### Is ATCD free?

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

### Do Total Connect 2.0 or ATCD have ads?

Neither Total Connect 2.0 nor ATCD shows ads.

### Which is updated more often, Total Connect 2.0 or ATCD?

Total Connect 2.0 ships an update monthly, and ATCD every 2 months. Most recently, Total Connect 2.0 was updated on October 1, 2026 and ATCD on March 25, 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.*