# Alder Security vs Smartlink+

The clearest difference is review sentiment: Smartlink+ at 100% against Alder Security's 6%. Smartlink+ also leads on rating (5.0 vs 2.1) and update cadence (every 2 months vs every 6 months). Alder Security's advantage is ratings volume (193 vs 4) and iOS requirement (11.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Smartlink+ holds the better App Store score, 5.0 against 2.1. That said, the two scores are not equally well evidenced: Alder Security has 193 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 6% of Alder Security's written reviews are positive against 100% of Smartlink+'s.

Alder Security ships an update every 6 months, Smartlink+ every 2 months. The most recent releases landed on September 29, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Alder Security | Smartlink+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.1 (193 ratings)](https://appshunter.io/ios/app/alder-security/id1267996005/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/smartlink-plus/id1492504608/reviews)** |
| Number of ratings | **193** | 4 |
| Positive reviews | 5.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 119 MB | 59 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Alder Holdings, LLC](https://appshunter.io/developer/1083656127) | [SecureNet Technologies, LLC](https://appshunter.io/developer/890342713) |

## What reviewers say

### Alder Security

[App page](https://appshunter.io/ios/app/alder-security/id1267996005)

Manage your home's security, lighting, climate, and cameras from one place. Receive real-time alerts, remotely arm/disarm your system, and monitor live video feeds. Control various connected devices like locks and thermostats for comprehensive home automation.

**Highlights:** Remote security system control, Real-time alarm status and alerts, Live video monitoring, Event recording for cameras, Control lights, locks, and thermostats, Monitor multiple cameras

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Professional installation and setup
- ✅ System functionality works when properly configured
- 📱 Simple and intuitive interface design
- 🎥 Multi-camera support on single app
- 🔐 Face ID support available

**What reviewers complain about**

- 🐛 App crashes and freezes constantly
- 📵 Persistent login and authentication issues
- ⚠️ Unreliable push notifications
- 🔌 Poor connectivity and offline errors
- ⏱️ Slow app performance and lag

**Reported bugs**

- App requires constant re-login despite 'remember me' selection
- Password reset page unresponsive
- Camera feed takes 5+ minutes to load or fails entirely
- App crashes when viewing indoor cameras
- Notifications not clearing from notification center

**Requested features**

- Granular notification settings per camera
- Customizable notification sounds for doorbell
- Thermostat scheduling automation
- Improved activity log descriptions
- Separate app for indoor and outdoor cameras consolidation


### Smartlink+

[App page](https://appshunter.io/ios/app/smartlink-plus/id1492504608)

Control your home security system remotely. Arm/disarm, view live camera feeds, and manage connected devices like locks, lights, and thermostats from your smartphone or smartwatch.

**Highlights:** Remote arm/disarm, Live camera feed viewing, Smart lock and light control, Thermostat adjustment, System activity review, Customizable alerts, Multi-property management

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Alder Security free?

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

### Is Smartlink+ free?

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

### Which has better reviews, Alder Security or Smartlink+?

Smartlink+ is rated higher. Alder Security averages 2.1 out of 5 from 193 ratings, while Smartlink+ averages 5.0 from 4 ratings.

### Do Alder Security or Smartlink+ have ads?

Neither Alder Security nor Smartlink+ shows ads.

### Which is updated more often, Alder Security or Smartlink+?

Alder Security ships an update every 6 months, and Smartlink+ every 2 months. Most recently, Alder Security was updated on September 29, 2026 and Smartlink+ on September 20, 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.*