# Smart vs Alertr

The clearest difference is in-app purchases: Smart at none against Alertr's 2. Smart also leads on iOS requirement (11.0 vs 16.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Alertr sells 2 in-app purchases, starting at $2.49 per month. Smart asks for nothing beyond the download.

Smart ships an update every 5 weeks, Alertr monthly. The most recent releases landed on October 3, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Smart | Alertr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/smart-adapter/id1494423219/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free | — |
| Size | 52 MB | 80 MB |
| Requires iOS | **11.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Changzhou Jutai Electronic Co., Ltd](https://appshunter.io/developer/1143998102) | [We are Made BV](https://appshunter.io/developer/1065656436) |

## What reviewers say

### Smart

[App page](https://appshunter.io/ios/app/smart-adapter/id1494423219)

Control your Christmas lights with custom modes and timing features. Connect your light strings via Bluetooth for a personalized holiday display.

**Highlights:** Bluetooth connectivity, Customizable light modes, Timing functions, Control light strings, Personalized holiday display

**In-app purchases:** none


### Alertr

[App page](https://appshunter.io/ios/app/alertr/id6499338952)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subcription. | $2.49 | per month |
| Yearly subscription | $19.95 | per year |


## Frequently asked questions

### Is Smart free?

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

### Is Alertr free?

Alertr is free to download, with in-app purchases available.

### Do Smart or Alertr have ads?

Neither Smart nor Alertr shows ads.

### Which is updated more often, Smart or Alertr?

Smart ships an update every 5 weeks, and Alertr monthly. Most recently, Smart was updated on October 3, 2026 and Alertr on October 2, 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.*