# DateCoder vs MathAlarm

The clearest difference is price: DateCoder at Free against MathAlarm's $0.99. DateCoder also leads on iOS requirement (11.0 vs 26.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

DateCoder is free to download; MathAlarm costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DateCoder ships an update every 6 weeks, MathAlarm every 3 weeks. The most recent releases landed on November 11, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | DateCoder | MathAlarm |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/mathalarm-wake-to-solve/id6787743298/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | — | Paid |
| Size | 76 MB | 4 MB |
| Requires iOS | **11.0** | 26.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Xiamen Hanin Co.,Ltd.](https://appshunter.io/developer/1080883924) | [Discipline Labs LLC](https://appshunter.io/developer/6787710446) |

## What reviewers say

### DateCoder

[App page](https://appshunter.io/ios/app/datecoder/id1572953149)

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

**In-app purchases:** none


### MathAlarm

[App page](https://appshunter.io/ios/app/mathalarm-wake-to-solve/id6787743298)

This alarm app requires users to solve math problems to turn it off, ensuring they are fully awake. It offers customizable settings for repeat schedules, difficulty levels, and alert types, all managed directly on your wrist.

**Highlights:** Solve math problems to stop alarm, Customizable repeat schedules, Four difficulty levels, Haptic or Sound + Vibrate alerts, Multiple independent alarms, Runs entirely on Apple Watch, No iPhone required

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is DateCoder free?

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

### Is MathAlarm free?

MathAlarm costs $0.99, with no in-app purchases.

### Do DateCoder or MathAlarm have ads?

Neither DateCoder nor MathAlarm shows ads.

### Which is updated more often, DateCoder or MathAlarm?

DateCoder ships an update every 6 weeks, and MathAlarm every 3 weeks. Most recently, DateCoder was updated on November 11, 2026 and MathAlarm on November 5, 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.*