# 평수계산기 vs GriDot

The clearest difference is price: 평수계산기 at Free against GriDot's $2.99. 평수계산기 also leads on in-app purchases (none vs 2). GriDot's advantage is update cadence (monthly vs every 9 months) and iOS requirement (13.0 vs 17.6). On ads and device support there is nothing between them.

평수계산기 is free to download; GriDot costs $2.99 up front. GriDot sells 2 in-app purchases, starting at $0.99 per month. 평수계산기 asks for nothing beyond the download.

평수계산기 ships an update every 9 months, GriDot monthly. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 평수계산기 | GriDot |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Monthly** |
| Size | 9 MB | 13 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | **iPhone, iPad** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dae Hee Han](https://appshunter.io/developer/1275980237) | [Ming Rong Ng](https://appshunter.io/developer/1613121108) |

## What reviewers say

### 평수계산기

[App page](https://appshunter.io/ios/app/id1529700266)

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

**In-app purchases:** none


### GriDot

[App page](https://appshunter.io/ios/app/gridot/id1613135296)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Yearly | $4.49 | per year |


## Frequently asked questions

### Is 평수계산기 free?

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

### Is GriDot free?

GriDot costs $2.99, and also offers in-app purchases.

### Do 평수계산기 or GriDot have ads?

Neither 평수계산기 nor GriDot shows ads.

### Which is updated more often, 평수계산기 or GriDot?

평수계산기 ships an update every 9 months, and GriDot monthly. Most recently, 평수계산기 was updated on November 3, 2026 and GriDot on October 27, 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.*