# Alarm Clock HD vs VoltSlide

The clearest difference is in-app purchases: VoltSlide at none against Alarm Clock HD's 10. VoltSlide also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Alarm Clock HD sells 10 in-app purchases, starting at $1.49 per month. VoltSlide asks for nothing beyond the download.

## The numbers

| Metric | Alarm Clock HD | VoltSlide |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (105K ratings)](https://appshunter.io/ios/app/alarm-clock-hd/id476555713/reviews)** | — |
| Number of ratings | **105K** | — |
| Positive reviews | 31.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | — |
| Monetization | Free with in-app purchases | — |
| Size | 234 MB | 4 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Impala Studios](https://appshunter.io/developer/1063279743) | [ALEXANDER JOHN PANDELIDIS](https://appshunter.io/developer/1896715526) |

## What reviewers say

### Alarm Clock HD

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

Wake up refreshed with customizable alarms and sleep tracking. Enjoy your favorite music as an alarm, track your sleep patterns, and utilize features like a built-in flashlight and local weather updates. Offers a premium subscription for an ad-free experience and enhanced support.

**Highlights:** Unlimited alarms with music or custom sounds, Sleep tracking and analysis, Customizable nightstand display, Integrated flashlight, Local weather information, Sleep timer

**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 | $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


### VoltSlide

[App page](https://appshunter.io/ios/app/voltslide-ev-cost-tracker/id6770104052)

**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 VoltSlide free?

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

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

Alarm Clock HD shows ads; VoltSlide does not.

---

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