# SkillCert vs Wordrop 色で覚える英単語帳

The clearest difference is ads: Wordrop 色で覚える英単語帳 at none against SkillCert's shown. SkillCert's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. SkillCert sells 3 in-app purchases, starting at $2.99 per month and Wordrop 色で覚える英単語帳 sells 8 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

SkillCert ships an update every 4 days, Wordrop 色で覚える英単語帳 every 5 days. The most recent releases landed on October 14, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | SkillCert | Wordrop 色で覚える英単語帳 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 5 days |
| Size | 155 MB | 65 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 12+ |
| Developer | [Yotaro SATO](https://appshunter.io/developer/1862063948) | [Kyohei Hakka](https://appshunter.io/developer/1279110012) |

## What reviewers say

### SkillCert

[App page](https://appshunter.io/ios/app/skillcert-mostcertifications/id6756679793)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SKILL Cert by AI ライトプラン | $2.99 | per month |
| SKILL Cert by AI スタンダードプラン | $9.99 | per month |
| SKILL Cert by AI プレミアムプラン | $29.99 | per month |


### Wordrop 色で覚える英単語帳

[App page](https://appshunter.io/ios/app/wordrop/id6782567116)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Wordrop Plus 月額 | $1.99 | per month |
| Wordrop Pro 月額 | $5.99 | per month |
| Wordrop Plus 年額 | $14.99 | per year |
| Wordrop Pro 年額 | $49.99 | per year |
| 全プリセット解放 | $1.99 | one-time |
| AI 生成 10 回チケット | $2.99 | one-time |
| AI 生成 30 回チケット | $6.99 | one-time |
| AI 生成 100 回チケット | $22.99 | one-time |


## Frequently asked questions

### Is SkillCert free?

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

### Is Wordrop 色で覚える英単語帳 free?

Wordrop 色で覚える英単語帳 is free to download, with in-app purchases available.

### Do SkillCert or Wordrop 色で覚える英単語帳 have ads?

SkillCert shows ads; Wordrop 色で覚える英単語帳 does not.

### Which is updated more often, SkillCert or Wordrop 色で覚える英単語帳?

SkillCert ships an update every 4 days, and Wordrop 色で覚える英単語帳 every 5 days. Most recently, SkillCert was updated on October 14, 2026 and Wordrop 色で覚える英単語帳 on October 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.*