# AWS Cert Prep with AI vs JLPT N4 Wordbook

The clearest difference is price: AWS Cert Prep with AI at Free against JLPT N4 Wordbook's $1.99. JLPT N4 Wordbook's advantage is in-app purchases (none vs 3) and update cadence (daily vs every 2 months). On ads and device support there is nothing between them.

AWS Cert Prep with AI is free to download; JLPT N4 Wordbook costs $1.99 up front. AWS Cert Prep with AI sells 3 in-app purchases, starting at $3.99 per 7 days. JLPT N4 Wordbook asks for nothing beyond the download.

AWS Cert Prep with AI ships an update every 2 months, JLPT N4 Wordbook daily. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | AWS Cert Prep with AI | JLPT N4 Wordbook |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Size | 49 MB | 69 MB |
| Requires iOS | 14.0.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jiahao Wang](https://appshunter.io/developer/1792193575) | [株式会社キイロ乃カモ](https://appshunter.io/developer/1796537168) |

## What reviewers say

### AWS Cert Prep with AI

[App page](https://appshunter.io/ios/app/aws-cert-prep-with-ai-leanify/id6741297971)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $3.99 | per 7 days |
| Monthly Plan | $9.99 | per month |
| Yearly Plan(58% OFF!) | $44.99 | per year |


### JLPT N4 Wordbook

[App page](https://appshunter.io/ios/app/jlpt-n4-wordbook/id6749479220)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AWS Cert Prep with AI free?

AWS Cert Prep with AI is free to download, with in-app purchases available.

### Is JLPT N4 Wordbook free?

JLPT N4 Wordbook costs $1.99, with no in-app purchases.

### Do AWS Cert Prep with AI or JLPT N4 Wordbook have ads?

Neither AWS Cert Prep with AI nor JLPT N4 Wordbook shows ads.

### Which is updated more often, AWS Cert Prep with AI or JLPT N4 Wordbook?

AWS Cert Prep with AI ships an update every 2 months, and JLPT N4 Wordbook daily. Most recently, AWS Cert Prep with AI was updated on October 24, 2026 and JLPT N4 Wordbook on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*