# StudyX Smartpaper Letters vs N

The clearest difference is price: N at Free against StudyX Smartpaper Letters's $9.99. N also leads on update cadence (fortnightly vs every 5 months). StudyX Smartpaper Letters's advantage is iOS requirement (15.5 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

N is free to download; StudyX Smartpaper Letters costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

StudyX Smartpaper Letters ships an update every 5 months, N fortnightly. The most recent releases landed on October 8, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | StudyX Smartpaper Letters | N |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/studyx-smartpaper-letters/id6747577195/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | Paid | — |
| Size | 192 MB | 1 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [StudyX G.K.](https://appshunter.io/developer/1451314118) | [Zeul Mordasiewicz](https://appshunter.io/developer/1878875793) |

## What reviewers say

### StudyX Smartpaper Letters

[App page](https://appshunter.io/ios/app/studyx-smartpaper-letters/id6747577195)

This app offers a digital approach to learning letter and character formation, inspired by Montessori methods. It features over 10,000 characters from various languages, including stroke-by-stroke guidance and real-time scoring for self-paced learning.

**Highlights:** Over 10,000 characters (Japanese, Chinese, Korean, English, numerals), Stroke-by-stroke tracing guidance with animation, Real-time scoring against model characters, Montessori-style color coding, Cursive alphabet toggle, Saved practice history (on-device)

**In-app purchases:** none


### N

[App page](https://appshunter.io/ios/app/n-back-math/id6769662439)

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

**In-app purchases:** none


## Frequently asked questions

### Is StudyX Smartpaper Letters free?

StudyX Smartpaper Letters costs $9.99, with no in-app purchases.

### Is N free?

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

### Do StudyX Smartpaper Letters or N have ads?

Neither StudyX Smartpaper Letters nor N shows ads.

### Which is updated more often, StudyX Smartpaper Letters or N?

StudyX Smartpaper Letters ships an update every 5 months, and N fortnightly. Most recently, StudyX Smartpaper Letters was updated on October 8, 2026 and N on October 4, 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.*