# Alarm Clock HD vs Lockable Alarm Clock

The clearest difference is update cadence: Alarm Clock HD at fortnightly against Lockable Alarm Clock's every 7 months. Alarm Clock HD also leads on ratings volume (104K vs 50). Lockable Alarm Clock's advantage is review sentiment (43% vs 32%) and iOS requirement (13.0 vs 17.6). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Alarm Clock HD sells 10 in-app purchases, starting at $1.49 per month and Lockable Alarm Clock sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.5 for Alarm Clock HD against 4.5 for Lockable Alarm Clock. That said, the two scores are not equally well evidenced: Alarm Clock HD has 104K ratings behind it against 50, so its average is the more settled of the two. Written reviews are what separate them: 32% of Alarm Clock HD's written reviews are positive against 43% of Lockable Alarm Clock's.

Alarm Clock HD ships an update fortnightly, Lockable Alarm Clock every 7 months. The most recent releases landed on September 26, 2026 and August 15, 2026 respectively.

## The numbers

| Metric | Alarm Clock HD | Lockable Alarm Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (104K ratings)](https://appshunter.io/ios/app/alarm-clock-hd/id476555713/reviews) | [4.5 (50 ratings)](https://appshunter.io/ios/app/lockable-alarm-clock/id820292105/reviews) |
| Number of ratings | **104K** | 50 |
| Positive reviews | 32.0% of reviews | **42.9% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Every 7 months |
| Monetization | Freemium | Free with in-app purchases |
| Size | 230 MB | 77 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Impala Studios](https://appshunter.io/developer/1063279743) | [Jarig Duval](https://appshunter.io/developer/539738096) |

## What reviewers say

### Alarm Clock HD

[App page](https://appshunter.io/ios/app/alarm-clock-hd/id476555713)

Wake up gently with your favorite music or sounds using this advanced alarm clock. It offers customizable nightstand displays, sleep tracking, and a sleep timer to help you unwind. Enjoy features like local weather and an instant flashlight, with an option to go ad-free via subscription.

**Highlights:** Unlimited alarms with Apple Music or custom sounds, Sleep tracking, Customizable nightstand display, Sleep timer, Local weather information, Instant flashlight, Screen saver for OLED displays

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium member - 1 month | $1.49 | per month |
| Premium Features - Weekly | $1.99 | per 7 days |
| Premium Features - Monthly | $2.59 | per month |
| Upgrade to Premium Features | $5.49 | per 6 months |
| Premium Yearly | $9.99 | per year |
| Premium Yearly | $11.99 | per year |
| Upgrade Your Alarm Clock | $14.99 | per year |
| Premium yearly | $19.99 | per year |
| Premium yearly | $19.99 | per year |
| Premium yearly | $24.99 | per year |

**What reviewers like**

- 🚀 Reliable alarm clock
- 🎨 Customizable colors
- 🔊 Ability to use music as alarm
- 💤 Gradual volume increase

**What reviewers complain about**

- 🐛 Alarm not going off
- 🔍 Difficulty seeing small buttons/text
- 💸 Subscription model for ad-free version
- 🔋 High battery consumption
- 🔇 Alarm muting phone volume

**Reported bugs**

- Alarm randomly snoozing itself
- Alarm not working when phone is muted
- Alarm sound not playing
- Alarm screen freezing/crashing

**Requested features**

- 24-hour clock option
- More alarm sounds/tones
- Ability to use own music files
- Do not disturb mode


### Lockable Alarm Clock

[App page](https://appshunter.io/ios/app/lockable-alarm-clock/id820292105)

This utility app prevents users from snoozing or resetting their alarms, ensuring they wake up on time. It helps users establish healthier sleep habits by making it impossible to delay their wake-up calls.

**Highlights:** Multiple alarms, Locked alarms, Customizable ringtones, Prevents resetting, Promotes healthier sleep

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad Free | $6.99 | one-time |


## Frequently asked questions

### Is Alarm Clock HD free?

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

### Is Lockable Alarm Clock free?

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

### Which has better reviews, Alarm Clock HD or Lockable Alarm Clock?

Alarm Clock HD and Lockable Alarm Clock are both rated 4.5 out of 5 on the App Store, from 104K and 50 ratings respectively.

### Do Alarm Clock HD or Lockable Alarm Clock have ads?

Both Alarm Clock HD and Lockable Alarm Clock show ads.

### Which is updated more often, Alarm Clock HD or Lockable Alarm Clock?

Alarm Clock HD ships an update fortnightly, and Lockable Alarm Clock every 7 months. Most recently, Alarm Clock HD was updated on September 26, 2026 and Lockable Alarm Clock on August 15, 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.*