# Alarm Clock HD vs AeroTimer

The clearest difference is price: Alarm Clock HD at Free against AeroTimer's $1.99. Alarm Clock HD also leads on update cadence (fortnightly vs every 3 months) and iOS requirement (17.6 vs 26.0). AeroTimer's advantage is in-app purchases (none vs 11) and ads (none vs shown). On device support there is nothing between them.

Alarm Clock HD is free to download; AeroTimer costs $1.99 up front. Alarm Clock HD sells 11 in-app purchases, starting at $1.49 per month. AeroTimer asks for nothing beyond the download.

Alarm Clock HD ships an update fortnightly, AeroTimer every 3 months. The most recent releases landed on October 26, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Alarm Clock HD | AeroTimer |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.5 (104K ratings)](https://appshunter.io/ios/app/alarm-clock-hd/id476555713/reviews)** | — |
| Number of ratings | **104K** | — |
| Positive reviews | 31.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Freemium | — |
| Size | 234 MB | 21 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Impala Studios](https://appshunter.io/developer/1063279743) | [MSProgramming](https://appshunter.io/developer/524666921) |

## 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 (11)**

| 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 |
| Premium yearly | $29.99 | 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


### AeroTimer

[App page](https://appshunter.io/ios/app/aerotimer/id702715022)

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

**In-app purchases:** none


## Frequently asked questions

### Is Alarm Clock HD free?

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

### Is AeroTimer free?

AeroTimer costs $1.99, with no in-app purchases.

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

Alarm Clock HD shows ads; AeroTimer does not.

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

Alarm Clock HD ships an update fortnightly, and AeroTimer every 3 months. Most recently, Alarm Clock HD was updated on October 26, 2026 and AeroTimer on October 12, 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.*