# 現代小數 AR 2 vs KanaNote

The clearest difference is in-app purchases: 現代小數 AR 2 at none against KanaNote's 1. 現代小數 AR 2 also leads on iOS requirement (11.0 vs 18.1). KanaNote's advantage is update cadence (every 10 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. KanaNote sells 1 one-off in-app purchase. 現代小數 AR 2 asks for nothing beyond the download.

現代小數 AR 2 ships an update every 2 months, KanaNote every 10 days. The most recent releases landed on October 7, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 現代小數 AR 2 | KanaNote |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Size | 541 MB | 15 MB |
| Requires iOS | **11.0** | 18.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Modern Educational Research Society, LTD](https://appshunter.io/developer/432268704) | [Junyi Lin](https://appshunter.io/developer/1865638829) |

## What reviewers say

### 現代小數 AR 2

[App page](https://appshunter.io/ios/app/ar-2/id1537758169)

**In-app purchases:** none


### KanaNote

[App page](https://appshunter.io/ios/app/kananote/id6757328074)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advanced Training Mode | $1.99 | one-time |


## Frequently asked questions

### Is 現代小數 AR 2 free?

現代小數 AR 2 is free to download, with no in-app purchases.

### Is KanaNote free?

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

### Do 現代小數 AR 2 or KanaNote have ads?

Neither 現代小數 AR 2 nor KanaNote shows ads.

### Which is updated more often, 現代小數 AR 2 or KanaNote?

現代小數 AR 2 ships an update every 2 months, and KanaNote every 10 days. Most recently, 現代小數 AR 2 was updated on October 7, 2026 and KanaNote on October 25, 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.*