# SmartSignal vs 300 Main

The clearest difference is rating: 300 Main at 5.0 against SmartSignal's 1.5. 300 Main also leads on update cadence (fortnightly vs every 13 months). SmartSignal's advantage is iOS requirement (9.0 vs 16.6). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

300 Main holds the better App Store score, 5.0 against 1.5. Both are backed by a comparable volume of ratings — 29 and 28 respectively.

SmartSignal ships an update every 13 months, 300 Main fortnightly. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | SmartSignal | 300 Main |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (29 ratings)](https://appshunter.io/ios/app/smartsignal/id1408372123/reviews) | **[5.0 (28 ratings)](https://appshunter.io/ios/app/300-main/id6545801602/reviews)** |
| Number of ratings | **29** | 28 |
| Positive reviews | 4.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 129 MB | 267 MB |
| Requires iOS | **9.0** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Empowerment Technologies Inc.](https://appshunter.io/developer/1605838244) | [Livly Inc](https://appshunter.io/developer/1456628010) |

## What reviewers say

### SmartSignal

[App page](https://appshunter.io/ios/app/smartsignal/id1408372123)

Access and control your security system remotely via your smartphone or tablet. View live footage and interact with your system from any location after creating an account and adding your device.

**Highlights:** Remote security system access, View live footage, Interact with security system, Create user account, Add security system

**Features:** macOS Compatibility

**In-app purchases:** none


### 300 Main

[App page](https://appshunter.io/ios/app/300-main/id6545801602)

Manage your living experience with a suite of online services. Book amenities, submit service requests, communicate with management, and handle payments seamlessly. Focus on enjoying your life with convenient access to all your building's offerings.

**Highlights:** Amenity reservations, Service requests, Resident messaging, Online payments, Concierge services

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is SmartSignal free?

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

### Is 300 Main free?

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

### Which has better reviews, SmartSignal or 300 Main?

300 Main is rated higher. SmartSignal averages 1.5 out of 5 from 29 ratings, while 300 Main averages 5.0 from 28 ratings.

### Do SmartSignal or 300 Main have ads?

Neither SmartSignal nor 300 Main shows ads.

### Which is updated more often, SmartSignal or 300 Main?

SmartSignal ships an update every 13 months, and 300 Main fortnightly. Most recently, SmartSignal was updated on November 2, 2026 and 300 Main on November 4, 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.*