# 큐스터디카페 vs Calculation Training

The clearest difference is in-app purchases: 큐스터디카페 at none against Calculation Training's 2. 큐스터디카페 also leads on iOS requirement (13.0 vs 16.0). Calculation Training's advantage is update cadence (weekly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Calculation Training sells 2 in-app purchases, starting at $2.99 per month. 큐스터디카페 asks for nothing beyond the download.

큐스터디카페 ships an update every 3 months, Calculation Training weekly. The most recent releases landed on October 25, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 큐스터디카페 | Calculation Training |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | — | Freemium |
| Size | 134 MB | 3 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tobesmart,inc](https://appshunter.io/developer/1449538915) | [JinWook You](https://appshunter.io/developer/1837824846) |

## What reviewers say

### 큐스터디카페

[App page](https://appshunter.io/ios/app/id1570601172)

**Features:** macOS Compatibility

**In-app purchases:** none


### Calculation Training

[App page](https://appshunter.io/ios/app/calculation-training-ottugi/id6751992934)

This app offers timed training for mental arithmetic and estimation skills. It includes various arithmetic operations, comparison challenges, and graded sessions to improve your calculation speed and accuracy. Unlock full features with a premium subscription.

**Highlights:** Timed mental arithmetic training, Estimation and comparison challenges, Multiple arithmetic operations, Graded sessions with time penalties, Real exam data for comparison training, Light and dark mode support

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium 6 Months | $12.99 | per 6 months |


## Frequently asked questions

### Is 큐스터디카페 free?

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

### Is Calculation Training free?

Calculation Training is free to download, with in-app purchases available.

### Do 큐스터디카페 or Calculation Training have ads?

Neither 큐스터디카페 nor Calculation Training shows ads.

### Which is updated more often, 큐스터디카페 or Calculation Training?

큐스터디카페 ships an update every 3 months, and Calculation Training weekly. Most recently, 큐스터디카페 was updated on October 25, 2026 and Calculation Training 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.*