# ぜったい覚える！英検１級単語帳 vs Timetable4ICU

The clearest difference is ads: Timetable4ICU at none against ぜったい覚える！英検１級単語帳's shown. Timetable4ICU also leads on update cadence (every 4 months vs every 21 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ぜったい覚える！英検１級単語帳 ships an update every 21 months, Timetable4ICU every 4 months. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ぜったい覚える！英検１級単語帳 | Timetable4ICU |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 21 months | **Every 4 months** |
| Size | 70 MB | 9 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ben Walker](https://appshunter.io/developer/385443776) | [Kohshi Yamaguchi](https://appshunter.io/developer/1605478411) |

## What reviewers say

### ぜったい覚える！英検１級単語帳

[App page](https://appshunter.io/ios/app/id1295749587)

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

**In-app purchases:** none


### Timetable4ICU

[App page](https://appshunter.io/ios/app/timetable4icu/id1605478409)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ぜったい覚える！英検１級単語帳 free?

ぜったい覚える！英検１級単語帳 is free to download, with no in-app purchases.

### Is Timetable4ICU free?

Timetable4ICU is free to download, with no in-app purchases.

### Do ぜったい覚える！英検１級単語帳 or Timetable4ICU have ads?

ぜったい覚える！英検１級単語帳 shows ads; Timetable4ICU does not.

### Which is updated more often, ぜったい覚える！英検１級単語帳 or Timetable4ICU?

ぜったい覚える！英検１級単語帳 ships an update every 21 months, and Timetable4ICU every 4 months. Most recently, ぜったい覚える！英検１級単語帳 was updated on October 13, 2026 and Timetable4ICU on October 7, 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.*