# Barcode Alarm Clock vs syoung智慧鎖

The clearest difference is ads: syoung智慧鎖 at none against Barcode Alarm Clock's shown. syoung智慧鎖 also leads on iOS requirement (11.4 vs 13.0). Barcode Alarm Clock's advantage is update cadence (every 4 months vs every 19 months). On price, in-app purchases and device support there is nothing between them.

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

Barcode Alarm Clock ships an update every 4 months, syoung智慧鎖 every 19 months. The most recent releases landed on September 26, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Barcode Alarm Clock | syoung智慧鎖 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (1.2K ratings)](https://appshunter.io/ios/app/barcode-alarm-clock/id699437630/reviews)** | — |
| Number of ratings | **1.2K** | — |
| Positive reviews | 50.6% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 4 months** | Every 19 months |
| Monetization | Free with in-app purchases | — |
| Size | 77 MB | 11 MB |
| Requires iOS | 13.0 | **11.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jarig Duval](https://appshunter.io/developer/539738096) | [syoung LTD](https://appshunter.io/developer/548920235) |

## What reviewers say

### Barcode Alarm Clock

[App page](https://appshunter.io/ios/app/barcode-alarm-clock/id699437630)

This app is a loud alarm clock designed for heavy sleepers. It requires scanning a barcode to turn off, forcing you out of bed. Features include customizable loud ringtones, lockable alarms, and a 'don't wake my spouse' option.

**Highlights:** Barcode scan to stop alarm, Blaringly loud ringtones, Impossible to mute alarms, Lockable alarms to prevent cheating, Bedtime reminder and enforcer, Don't wake my spouse button, Customizable themes and clock faces

**In-app purchases:** none

**What reviewers like**

- 🚀 Effective at waking up
- 👍 Innovative concept
- 🚀 Forces you to get out of bed
- 👍 Helps with sleep disorder

**What reviewers complain about**

- 🐛 Crashes frequently
- 🔋 Drains battery
- 🔒 Easy to bypass alarm
- 🔒 Alarm doesn't work on silent

**Reported bugs**

- Alarm doesn't go off sometimes
- Barcode scanner not working properly
- Constant background crash notifications

**Requested features**

- Add option to disable 'Plan B' feature
- Allow importing custom ringtones
- Improve stability and reduce crashes
- Ensure alarm works even on silent mode


### syoung智慧鎖

[App page](https://appshunter.io/ios/app/syoung/id1480793207)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Barcode Alarm Clock free?

Barcode Alarm Clock is free to download, with no in-app purchases.

### Is syoung智慧鎖 free?

syoung智慧鎖 is free to download, with no in-app purchases.

### Do Barcode Alarm Clock or syoung智慧鎖 have ads?

Barcode Alarm Clock shows ads; syoung智慧鎖 does not.

### Which is updated more often, Barcode Alarm Clock or syoung智慧鎖?

Barcode Alarm Clock ships an update every 4 months, and syoung智慧鎖 every 19 months. Most recently, Barcode Alarm Clock was updated on September 26, 2026 and syoung智慧鎖 on September 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*