# Math Puzzle Alarm Clock vs Valdis

The clearest difference is update cadence: Valdis at every 8 days against Math Puzzle Alarm Clock's every 5 weeks. Math Puzzle Alarm Clock's advantage is iOS requirement (10.0 vs 18.0). On price, ads, 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.

Math Puzzle Alarm Clock ships an update every 5 weeks, Valdis every 8 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Math Puzzle Alarm Clock | Valdis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/math-puzzle-alarm-clock/id1464491219/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 8 days** |
| Monetization | Free | — |
| Size | 42 MB | 82 MB |
| Requires iOS | **10.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 12+ |
| Developer | [Instaberry Technologies Private Limited](https://appshunter.io/developer/1401829959) | [Alexander Vlasov](https://appshunter.io/developer/1868628304) |

## What reviewers say

### Math Puzzle Alarm Clock

[App page](https://appshunter.io/ios/app/math-puzzle-alarm-clock/id1464491219)

This alarm clock app helps heavy sleepers wake up gently by requiring users to solve math puzzles before the alarm can be dismissed. It offers unlimited alarms, a sleep timer, and customizable themes to ensure you don't oversleep.

**Highlights:** Unlimited alarms, Math puzzle challenges, Gentle wake-up, Sleep timer, Customizable themes, Anti-snooze method

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

**In-app purchases:** none


### Valdis

[App page](https://appshunter.io/ios/app/valdis/id6757744130)

**In-app purchases:** none


## Frequently asked questions

### Is Math Puzzle Alarm Clock free?

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

### Is Valdis free?

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

### Do Math Puzzle Alarm Clock or Valdis have ads?

Neither Math Puzzle Alarm Clock nor Valdis shows ads.

### Which is updated more often, Math Puzzle Alarm Clock or Valdis?

Math Puzzle Alarm Clock ships an update every 5 weeks, and Valdis every 8 days. Most recently, Math Puzzle Alarm Clock was updated on November 5, 2026 and Valdis on October 31, 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.*