# Loud Alarm Clock vs BarLock

The clearest difference is rating: Loud Alarm Clock at 4.5 against BarLock's 4.0. Loud Alarm Clock also leads on iOS requirement (17.6 vs 26.1). BarLock's advantage is update cadence (every 4 days vs every 5 weeks) and ratings volume (6 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Loud Alarm Clock sells 4 in-app purchases, starting at $2.99 per month and BarLock sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Loud Alarm Clock holds the better App Store score, 4.5 against 4.0. Both are backed by a comparable volume of ratings — 2 and 6 respectively.

Loud Alarm Clock ships an update every 5 weeks, BarLock every 4 days. The most recent releases landed on October 20, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Loud Alarm Clock | BarLock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/loud-alarm-clock-smartclock/id6748640802/reviews)** | [4.0 (6 ratings)](https://appshunter.io/ios/app/barlock-barcode-alarm/id6772532044/reviews) |
| Number of ratings | 2 | **6** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 53 MB | 35 MB |
| Requires iOS | **17.6** | 26.1 |
| Devices | iPhone | iPhone |
| Age rating | +4 | 4+ |
| Developer | [APPLU DIGITAL LTDA](https://appshunter.io/developer/1840502147) | [CODE IN MOTION SRL](https://appshunter.io/developer/1896060625) |

## What reviewers say

### Loud Alarm Clock

[App page](https://appshunter.io/ios/app/loud-alarm-clock-smartclock/id6748640802)

This alarm clock app uses math challenges and loud sounds to ensure you wake up on time. It offers various alarm sounds, sleep aids, and smart features like barcode scanning and phone shaking to prevent snoozing.

**Highlights:** Math problems to disable alarm, Extremely loud alarm sounds, Sleep sounds and timer, Barcode scanner to turn off, Phone shake to stop alarm, Wake-up weather and news briefing

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access to the App | $2.99 | per month |
| Premium Access to the App | $9.99 | per 7 days |
| Premium Access to the App | $19.99 | per year |
| Premium Access to the App | $49.99 | one-time |


### BarLock

[App page](https://appshunter.io/ios/app/barlock-barcode-alarm/id6772532044)

This app helps you wake up by requiring you to scan a unique barcode or QR code from an item across the room to turn off your alarm. It prevents snoozing and ensures you physically get out of bed.

**Highlights:** Barcode and QR code alarm missions, Exact-code matching, Full-screen Scan to Stop, Wrong-item protection, Wake-up check after dismissal, No ads or tracking

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BarLock PRO Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is Loud Alarm Clock free?

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

### Is BarLock free?

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

### Which has better reviews, Loud Alarm Clock or BarLock?

Loud Alarm Clock is rated higher. Loud Alarm Clock averages 4.5 out of 5 from 2 ratings, while BarLock averages 4.0 from 6 ratings.

### Do Loud Alarm Clock or BarLock have ads?

Neither Loud Alarm Clock nor BarLock shows ads.

### Which is updated more often, Loud Alarm Clock or BarLock?

Loud Alarm Clock ships an update every 5 weeks, and BarLock every 4 days. Most recently, Loud Alarm Clock was updated on October 20, 2026 and BarLock on October 25, 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.*