# Memory Alarm Clock vs Challenges Alarm Clock

The clearest difference is rating: Memory Alarm Clock at 4.4 against Challenges Alarm Clock's 3.8. Memory Alarm Clock also leads on review sentiment (67% vs 26%) and monetization model (free with in-app purchases vs subscription). Challenges Alarm Clock's advantage is update cadence (monthly vs every 7 months) and ratings volume (2.3K vs 145). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Memory Alarm Clock sells 1 one-off in-app purchase and Challenges Alarm Clock sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Memory Alarm Clock holds the better App Store score, 4.4 against 3.8. That said, the two scores are not equally well evidenced: Challenges Alarm Clock has 2.3K ratings behind it against 145, so its average is the more settled of the two. Written reviews point the same way: 67% of Memory Alarm Clock's written reviews are positive against 26% of Challenges Alarm Clock's.

Memory Alarm Clock ships an update every 7 months, Challenges Alarm Clock monthly. The most recent releases landed on October 16, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Memory Alarm Clock | Challenges Alarm Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (145 ratings)](https://appshunter.io/ios/app/memory-alarm-clock/id889715932/reviews)** | [3.8 (2.3K ratings)](https://appshunter.io/ios/app/challenges-alarm-clock/id1247289889/reviews) |
| Number of ratings | 145 | **2.3K** |
| Positive reviews | **67.4% of reviews** | 26.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 7 months | **Monthly** |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 77 MB | 44 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jarig Duval](https://appshunter.io/developer/539738096) | [duytu tran](https://appshunter.io/developer/1244491336) |

## What reviewers say

### Memory Alarm Clock

[App page](https://appshunter.io/ios/app/memory-alarm-clock/id889715932)

This app uses loud ringtones and a memory game to ensure you wake up on the first try. It also offers a customizable bedside clock, bedtime reminders, and morning routine tracking to help you establish better sleep habits and start your day effectively.

**Highlights:** Memory game to stop alarm, Extremely loud ringtones, Customizable bedside clock, Bedtime reminder, Morning routine tracker, Don't Wake my Spouse Button, Impossible to mute alarm

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad Free | $14.99 | one-time |

**What reviewers like**

- 💡 Effective at waking users up
- 👍 Simple alarm with color combo
- 💡 Unique color pattern to turn off
- 🚀 Runs in the background
- 💡 Good for memory improvement

**What reviewers complain about**

- 😠 Ads are annoying
- 🐛 App crashes frequently
- 🐛 Alarms delete themselves
- 🐛 Does not work in silent mode
- 🐛 Does not work in do not disturb mode

**Reported bugs**

- App crashes a lot
- Alarms delete themselves
- App doesn't work in silent mode
- App doesn't work in do not disturb mode
- App becomes white, cannot set alarms

**Requested features**

- Support for silent mode
- Support for do not disturb mode
- Option to set days of the week for alarms
- Louder and more annoying ringtones
- Ability to use custom ringtones


### Challenges Alarm Clock

[App page](https://appshunter.io/ios/app/challenges-alarm-clock/id1247289889)

This alarm clock uses challenging games to ensure you wake up on time. It eliminates snooze and offers bedtime reminders with a clean interface. Turn your mornings into a game and never oversleep again.

**Highlights:** Unstoppable alarm with challenge games, No snooze or stop button, Bedtime reminder notifications, Clean and modern interface, Math, Maze, Shake, Remember Number, Lucky 777 games

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium 1 month | $2.99 | per month |
| Premium 1 year | $9.99 | per year |
| Lifetime Premium | $19.99 | one-time |

**What reviewers like**

- ⭐ Good app that wakes up user
- 🔔 Alarm is effective at waking up heavy sleepers
- 🧠 Challenges help get brain working in the morning

**What reviewers complain about**

- 🚫 Ads make the app unusable
- 🔇 Alarm doesn't make any sound, only vibrates
- 🤯 Challenges are too difficult or confusing
- ⏰ Alarm turns off on its own without completing challenges

**Reported bugs**

- Alarm doesn't go off at scheduled time
- App crashes when trying to set alarm
- Notifications and messages are glitchy or inappropriate

**Requested features**

- More customizable alarm sounds and challenges
- Option to choose specific challenge type
- Ability to set own custom challenges


## Frequently asked questions

### Is Memory Alarm Clock free?

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

### Is Challenges Alarm Clock free?

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

### Which has better reviews, Memory Alarm Clock or Challenges Alarm Clock?

Memory Alarm Clock is rated higher. Memory Alarm Clock averages 4.4 out of 5 from 145 ratings, while Challenges Alarm Clock averages 3.8 from 2.3K ratings.

### Do Memory Alarm Clock or Challenges Alarm Clock have ads?

Both Memory Alarm Clock and Challenges Alarm Clock show ads.

### Which is updated more often, Memory Alarm Clock or Challenges Alarm Clock?

Memory Alarm Clock ships an update every 7 months, and Challenges Alarm Clock monthly. Most recently, Memory Alarm Clock was updated on October 16, 2026 and Challenges Alarm Clock on October 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.*