# Exam Training Timer vs PSAT/NCS 기초연산 트레이닝

The clearest difference is in-app purchases: Exam Training Timer at none against PSAT/NCS 기초연산 트레이닝's 2. PSAT/NCS 기초연산 트레이닝's advantage is update cadence (every 3 days vs every 3 weeks) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. PSAT/NCS 기초연산 트레이닝 sells 2 in-app purchases, starting at $1.99 per month. Exam Training Timer asks for nothing beyond the download.

Exam Training Timer ships an update every 3 weeks, PSAT/NCS 기초연산 트레이닝 every 3 days. The most recent releases landed on September 29, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Exam Training Timer | PSAT/NCS 기초연산 트레이닝 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 30 MB | 77 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [yoon seong dan](https://appshunter.io/developer/1515074308) | [JONGHYEOK PARK](https://appshunter.io/developer/1838106188) |

## What reviewers say

### Exam Training Timer

[App page](https://appshunter.io/ios/app/exam-training-timer/id1515074309)

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

**In-app purchases:** none


### PSAT/NCS 기초연산 트레이닝

[App page](https://appshunter.io/ios/app/psatncs/id6752115080)

Prepare systematically for PSAT/NCS exams with this app. Master basic calculations and real past exam problems to improve data interpretation and applied math skills through step-by-step training and performance analysis.

**Highlights:** 16 basic calculation problem types, Step-by-step difficulty adjustment, Practice with past PSAT/NCS questions, Detailed problem explanations, Performance analysis and skill diagnosis, Tablet and pen support for note-taking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 광고제거 | $1.99 | per month |
| PREMIUM | $3.99 | per month |


## Frequently asked questions

### Is Exam Training Timer free?

Exam Training Timer is free to download, with no in-app purchases.

### Is PSAT/NCS 기초연산 트레이닝 free?

PSAT/NCS 기초연산 트레이닝 is free to download, with in-app purchases available.

### Do Exam Training Timer or PSAT/NCS 기초연산 트레이닝 have ads?

Neither Exam Training Timer nor PSAT/NCS 기초연산 트레이닝 shows ads.

### Which is updated more often, Exam Training Timer or PSAT/NCS 기초연산 트레이닝?

Exam Training Timer ships an update every 3 weeks, and PSAT/NCS 기초연산 트레이닝 every 3 days. Most recently, Exam Training Timer was updated on September 29, 2026 and PSAT/NCS 기초연산 트레이닝 on October 1, 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.*