# FP重要数字 vs FP2級Pass

The clearest difference is in-app purchases: FP重要数字 at none against FP2級Pass's 1. FP重要数字 also leads on iOS requirement (13.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. FP2級Pass sells 1 one-off in-app purchase. FP重要数字 asks for nothing beyond the download.

FP重要数字 ships an update every 8 days, FP2級Pass every 10 days. The most recent releases landed on September 10, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | FP重要数字 | FP2級Pass |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 8 days** | Every 10 days |
| Size | 38 MB | 40 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HIRONEST WORKS](https://appshunter.io/developer/1885573331) | [KANDK](https://appshunter.io/developer/1867080143) |

## What reviewers say

### FP重要数字

[App page](https://appshunter.io/ios/app/fp/id6760661407)

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

**In-app purchases:** none


### FP2級Pass

[App page](https://appshunter.io/ios/app/fp2pass-fp2/id6772223393)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $1.99 | one-time |


## Frequently asked questions

### Is FP重要数字 free?

FP重要数字 is free to download, with no in-app purchases.

### Is FP2級Pass free?

FP2級Pass is free to download, with in-app purchases available.

### Do FP重要数字 or FP2級Pass have ads?

Both FP重要数字 and FP2級Pass show ads.

### Which is updated more often, FP重要数字 or FP2級Pass?

FP重要数字 ships an update every 8 days, and FP2級Pass every 10 days. Most recently, FP重要数字 was updated on September 10, 2026 and FP2級Pass on September 14, 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.*