GreenTech Connect vs ADT+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GreenTech Connect
Control your GreenTech products remotely. Adjust settings, monitor air quality, and manage component life from your smartphone. Schedule features like Night Mode for optimal comfort.
- Remote product control
- Monitor air quality
- Adjust purification levels
- Manage component life
- Schedule Night Mode
- Receive product notifications
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GreenTech Connect gives you control of your GreenTech products from anywhere. Add, manage and control multiple GreenTech products with ease. Set your ideal purification levels on your way home from work, or put a unit into Night Mode from the comfort of your bed. See up-to-date information including current settings, air quality, room temperature and humidity, component lifetime and more, depending on your product. Connect your GreenTech Air Purifier to*: - Review/Adjust Unit Settings (Fan Speed, Purification Level, Modes, etc.) - Review current indoor and outdoor temperature and humidity - Review/Reset Filter, ARC® Cell, and other component life - Create a Night Mode Schedule - Receive important product related notifications *Settings and app functionality may change depending on your unit’s model. GreenTech Environmental is a leader in air purification systems, best known for its proprietary air purification technology, Active Radiant Catalysis (ARC®), which continuously and actively purifies the air and surfaces in homes and commercial buildings across the United States. In addition to our air purification systems, we offer products to improve air circulation, heating, power management, and laundry efficiency. Need Support? For any parts, maintenance, or support, contact our team: info@greentechenv.com or visit www.greentechenv.com
ADT+
Control your ADT+ home security system and compatible smart devices remotely. Monitor your home, manage access, and receive alerts for events. Features include live video streaming, two-way talk, and smart home device integration.
- Arm/disarm security system remotely
- Stream live video from cameras
- Two-way talk with visitors
- Manage smart home devices
- Receive custom alerts
- Grant temporary home access
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The new ADT+ app brings together the security of ADT, smart home management, and other innovative features to bring peace of mind to you and your family. It allows you to control everything, including your ADT+ home security system, Google Nest devices and other compatible smart devices. Security ADT+ gives you secure mobile access to your ADT home security system, allowing you to arm and disarm your security system, monitor your home virtually anywhere, and manage access. Smart Home Management Manage your home virtually anywhere. Arm and disarm your security system, stream live video and view video history from your Nest cameras and receive personalized alerts and emails for events around your home like arming, disarming, and intelligent alerts from your smart home devices. Trusted Neighbor™ Eligible customers can take advantage of ADT’s Trusted Neighbor™. Trusted Neighbor™ is a new ADT service that lets you grant secure, temporary access to your home through the ADT+ app. Trusted Neighbor™ is designed to give you peace of mind and is the latest example of our commitment to empowering you to protect and connect what matters most. My Safety Introducing a new personal safety service built right into the ADT+ app and included with your Pro Monitoring plan at no additional cost. With 24/7 access to ADT’s monitoring agents across the U.S., help on-the-go is a tap away. My Safety keeps an eye out before situations escalate – offering check-ins, discreet alerts, and fast access to help when something doesn’t feel right.*** Use the ADT+ app to: * Arm and disarm your system from virtually anywhere * Stream live video and speak to visitors with two-way talk from your Nest Cams and Doorbells* * View event video history so you can see what your cameras captured if you’re home or away* * Check the status of your ADT+ security system * Turn lights on and off, lock/unlock smart locks, adjust the thermostat, and open/close your garage door with the app * Manage your settings and profile, and set up and edit custom alerts to reach you via email or push notification * Set up custom Rules to create automations for your security and smart Z-Wave devices * With Trusted Neighbor™, allow trusted individuals to keep an eye on your home while you’re away** *Some features, including mobile notifications, remote control, video streaming and video recording, require working internet and Wi-Fi. **For eligible ADT+ customers. ***Available in the United States only. Excludes Milwaukee, WI.
Screenshots
Verdict
The clearest difference is review sentiment: ADT+ at 41% against GreenTech Connect's 0%. ADT+ also leads on update cadence (monthly vs every 16 months) and ratings volume (65K vs 13). GreenTech Connect's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (11.0 vs 17.0). On price, ads, in-app purchases and device support 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.
ADT+ holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: ADT+ has 65K ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 0% of GreenTech Connect's written reviews are positive against 41% of ADT+'s.
GreenTech Connect ships an update every 16 months, ADT+ monthly. The most recent releases landed on November 3, 2026 and November 15, 2026 respectively.
| Parameter | GreenTech Connect | ADT+ |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (13 ratings) | 4.8 (65K ratings) — better |
| Positive reviews | 0.0% of reviews | 40.8% of reviews — better |
| Number of ratings | 13 | 65K — better |
| Update frequency | Every 16 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Free with in-app purchases |
| Best chart rank | — | #209 — better |
| Devices | iPhone, iPod | iPhone, iPad, Apple Watch — better |
| Requires iOS | 11.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 175 MB | 344 MB |
| Age rating | 4+ | 4+ |
| Developer | GreenTech Environmental, LLC | ADT LLC |
Customer experience
GreenTech Connect
ADT+
Bugs and requests
GreenTech Connect
Not enough reviews yet to summarise bugs or requests.
ADT+
Reported bugs
4 issues- Inability to add users/family members
- Inconsistent device status updates
- Buggy sensor and camera integration
- Verification and login issues
Requested features
3 requests- Presence sensing and location-based automation
- Support for older Nest cameras
- Improved app responsiveness and stability
In-app purchases
GreenTech Connect
No in-app purchases
ADT+
No in-app purchases









