# 中学受験 時事問題 重大ニュース vs Periodic Table Memorization

The clearest difference is ads: 中学受験 時事問題 重大ニュース at none against Periodic Table Memorization's shown. 中学受験 時事問題 重大ニュース also leads on iOS requirement (15.1 vs 17.0). Periodic Table Memorization's advantage is update cadence (every 3 weeks vs every 7 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. 中学受験 時事問題 重大ニュース sells 1 one-off in-app purchase and Periodic Table Memorization sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

中学受験 時事問題 重大ニュース ships an update every 7 months, Periodic Table Memorization every 3 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 中学受験 時事問題 重大ニュース | Periodic Table Memorization |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (5 ratings)](https://appshunter.io/ios/app/periodic-table-memorization/id6776222961/reviews)** |
| Number of ratings | — | **5** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 20 MB | 18 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Keita Ogasawara](https://appshunter.io/developer/1524965899) | [YU KORIKI](https://appshunter.io/developer/6776222963) |

## What reviewers say

### 中学受験 時事問題 重大ニュース

[App page](https://appshunter.io/ios/app/id1541461712)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 2025年度時事問題 | $2.99 | one-time |


### Periodic Table Memorization

[App page](https://appshunter.io/ios/app/periodic-table-memorization/id6776222961)

Master element symbols and atomic numbers with interactive study modes. Build habits with daily streaks and reminders, track progress with charts, and prepare for chemistry exams. Works offline and offers a free trial.

**Highlights:** Four study modes: flashcards, quiz, fill-in-the-blank, puzzle, Daily streaks and reminders, Progress tracking charts, Offline functionality, Exam preparation for chemistry, Memorize element symbols and atomic numbers

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium lifetime | $1.99 | one-time |


## Frequently asked questions

### Is 中学受験 時事問題 重大ニュース free?

中学受験 時事問題 重大ニュース is free to download, with in-app purchases available.

### Is Periodic Table Memorization free?

Periodic Table Memorization is free to download, with in-app purchases available.

### Do 中学受験 時事問題 重大ニュース or Periodic Table Memorization have ads?

Periodic Table Memorization shows ads; 中学受験 時事問題 重大ニュース does not.

### Which is updated more often, 中学受験 時事問題 重大ニュース or Periodic Table Memorization?

中学受験 時事問題 重大ニュース ships an update every 7 months, and Periodic Table Memorization every 3 weeks. Most recently, 中学受験 時事問題 重大ニュース was updated on November 3, 2026 and Periodic Table Memorization 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.*