# MathPlay vs 공무원 디데이

The clearest difference is ads: MathPlay at none against 공무원 디데이's shown. MathPlay also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, 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.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | MathPlay | 공무원 디데이 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Weekly | Weekly |
| Monetization | — | Ad-supported |
| Size | 45 MB | 27 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SungJin Hwang](https://appshunter.io/developer/1852205216) | [Juyeon Kim](https://appshunter.io/developer/6791602657) |

## What reviewers say

### MathPlay

[App page](https://appshunter.io/ios/app/mathplay-arithmetic/id6755142714)

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

**In-app purchases:** none


### 공무원 디데이

[App page](https://appshunter.io/ios/app/exam-d-day/id6794845728)

This app helps you track countdowns for various civil service exams. It automatically sets dates for application periods, exams, and results, and provides timely notifications. It also offers home screen widgets for quick access to upcoming deadlines.

**Highlights:** Exam-specific countdowns, Automatic date setting, Application period tracking, Home screen widgets, Customizable notifications, Ad-supported

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

**In-app purchases:** none


## Frequently asked questions

### Is MathPlay free?

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

### Is 공무원 디데이 free?

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

### Do MathPlay or 공무원 디데이 have ads?

공무원 디데이 shows ads; MathPlay does not.

### Which is updated more often, MathPlay or 공무원 디데이?

MathPlay ships an update weekly, and 공무원 디데이 weekly. Most recently, MathPlay was updated on October 30, 2026 and 공무원 디데이 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.*