# BootBrain vs Smart Alarm

The clearest difference is in-app purchases: BootBrain at none against Smart Alarm's 2. BootBrain also leads on iOS requirement (13.0 vs 16.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Smart Alarm sells 2 one-off in-app purchases. BootBrain asks for nothing beyond the download.

BootBrain ships an update every 8 days, Smart Alarm every 10 days. The most recent releases landed on October 25, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | BootBrain | Smart Alarm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/smart-alarm-shabbos-clock/id6756826653/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 10 days |
| Monetization | — | Free |
| Size | 50 MB | 8 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [klien](https://appshunter.io/developer/1558821214) | [Jonamo.io](https://appshunter.io/developer/1838178685) |

## What reviewers say

### BootBrain

[App page](https://appshunter.io/ios/app/bootbrain/id6751806379)

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

**In-app purchases:** none


### Smart Alarm

[App page](https://appshunter.io/ios/app/smart-alarm-shabbos-clock/id6756826653)

This utility app provides reliable, automatic alarms that stop after a short duration, ideal for managing routines during Shabbos and Yom Tov. Set alarms once for hourly, daily, weekly, or custom repeat schedules without manual intervention.

**Highlights:** Automatic alarm stop, Customizable repeat schedules, Reliable and consistent performance, No manual intervention required, Ideal for Shabbos and Yom Tov

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Adverts | $0.99 | one-time |
| Advanced features | $2.39 | one-time |


## Frequently asked questions

### Is BootBrain free?

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

### Is Smart Alarm free?

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

### Do BootBrain or Smart Alarm have ads?

Neither BootBrain nor Smart Alarm shows ads.

### Which is updated more often, BootBrain or Smart Alarm?

BootBrain ships an update every 8 days, and Smart Alarm every 10 days. Most recently, BootBrain was updated on October 25, 2026 and Smart Alarm on October 9, 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.*