# ADT Smart Services vs Three+

The clearest difference is ads: ADT Smart Services at none against Three+'s shown. Three+'s advantage is monetization model (free with in-app purchases vs paid) and iOS requirement (12.0 vs 17.0). On price, rating, review sentiment and ratings volume 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 — 4.0 for ADT Smart Services against 4.0 for Three+. Both are backed by a comparable volume of ratings — 21 and 31 respectively. Written reviews are what separate them: 13% of ADT Smart Services's written reviews are positive against 20% of Three+'s.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 16, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | ADT Smart Services | Three+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (21 ratings)](https://appshunter.io/ios/app/adt-smart-services/id1478425347/reviews) | [4.0 (31 ratings)](https://appshunter.io/ios/app/three-plus/id1581134796/reviews) |
| Number of ratings | 21 | **31** |
| Positive reviews | 13.5% of reviews | **20.3% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 390 MB | 63 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ADT Fire and Security PLC](https://appshunter.io/developer/966906731) | [Hutchison 3G UK Ltd](https://appshunter.io/developer/393530269) |

## What reviewers say

### ADT Smart Services

[App page](https://appshunter.io/ios/app/adt-smart-services/id1478425347)

Remotely control and monitor your home security system. Receive instant alerts for security or safety events, and view live video streams from your cameras. Customize scenarios to fit your lifestyle and automate actions like turning on lights.

**Highlights:** Remote alarm control, Instant security alerts, Customizable scenarios, Automated lighting control, Intelligent motion detection, Live video streaming

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 👍 User-friendly interface (when working properly)
- 📱 Remote access to arm/disarm system
- 📹 Camera and doorbell integration
- 🔔 Real-time notifications and alerts
- ⚙️ Automation features like geofencing and schedules

**What reviewers complain about**

- 🐌 Extremely slow app performance and loading times
- 📹 Doorbell video loads too slowly to catch visitors
- 🔌 Frequent connection and synchronization issues
- 🐛 App crashes and freezes regularly
- 🔐 Unreliable authentication and login problems

**Reported bugs**

- App takes 5+ minutes to arm/disarm alarm
- Doorbell video fails to load before visitor leaves
- Connection timeouts and frequent disconnections
- Verification codes not arriving for login
- New user codes not syncing with keypad

**Requested features**

- iOS 18 widget support restoration
- Bi-weekly and monthly access scheduling options
- Smaller time increment options (less than 30 minutes)
- Better notification management and filtering
- Apple Home and Matter compatibility


### Three+

[App page](https://appshunter.io/ios/app/three-plus/id1581134796)

Access exclusive rewards and offers from popular brands, available only to customers. Discover deals on food, entertainment, days out, shopping, and more to enhance your lifestyle.

**Highlights:** Exclusive rewards and offers, Deals on food and drink, Entertainment discounts, Savings on days out, Shopping promotions, Wellbeing offers

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast app
- 💡 Great rewards
- 👍 Useful discounts
- 🤩 Fantastic app
- 😊 Excellent rewards

**What reviewers complain about**

- 🐛 Constantly crashes
- 🔑 Difficult to log in
- ⏱️ Slow to load
- 🤯 Buggy and glitchy
- 🙄 Unreliable

**Reported bugs**

- App crashes frequently
- Login issues and password problems
- Rewards not working as expected
- Slow performance and loading times

**Requested features**

- Bring back Cafe Nero rewards
- Expand rewards to more locations
- Improve app stability and reliability
- Make it easier to redeem rewards


## Frequently asked questions

### Is ADT Smart Services free?

ADT Smart Services is free to download, with no in-app purchases.

### Is Three+ free?

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

### Which has better reviews, ADT Smart Services or Three+?

ADT Smart Services and Three+ are both rated 4.0 out of 5 on the App Store, from 21 and 31 ratings respectively.

### Do ADT Smart Services or Three+ have ads?

Three+ shows ads; ADT Smart Services does not.

### Which is updated more often, ADT Smart Services or Three+?

ADT Smart Services ships an update every 2 months, and Three+ every 2 months. Most recently, ADT Smart Services was updated on October 16, 2026 and Three+ on October 15, 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.*