# Master Math Pro vs StudyX Smartpaper Letters

The clearest difference is price: Master Math Pro at Free against StudyX Smartpaper Letters's $9.99. Master Math Pro also leads on update cadence (weekly vs every 3 months) and iOS requirement (13.0 vs 15.5). On ads, in-app purchases and device support there is nothing between them.

Master Math Pro 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.

Master Math Pro ships an update weekly, StudyX Smartpaper Letters every 3 months. The most recent releases landed on October 30, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Master Math Pro | StudyX Smartpaper Letters |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| 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 | **Weekly** | Every 3 months |
| Monetization | — | Paid |
| Size | 137 MB | 192 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Grzegorz Kiernozek](https://appshunter.io/developer/1441207704) | [StudyX G.K.](https://appshunter.io/developer/1451314118) |

## What reviewers say

### Master Math Pro

[App page](https://appshunter.io/ios/app/master-math-pro/id6743240675)

**Features:** macOS Compatibility

**In-app purchases:** none


### StudyX Smartpaper Letters

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

This app offers a digital approach to learning characters from various languages, including Japanese, Chinese, Korean, and English. It features stroke-by-stroke tracing guidance, real-time scoring, and Montessori-style color coding to aid in handwriting practice for all ages.

**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 practice, Saved practice history

**In-app purchases:** none


## Frequently asked questions

### Is Master Math Pro free?

Master Math Pro is free to download, with no in-app purchases.

### Is StudyX Smartpaper Letters free?

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

### Do Master Math Pro or StudyX Smartpaper Letters have ads?

Neither Master Math Pro nor StudyX Smartpaper Letters shows ads.

### Which is updated more often, Master Math Pro or StudyX Smartpaper Letters?

Master Math Pro ships an update weekly, and StudyX Smartpaper Letters every 3 months. Most recently, Master Math Pro was updated on October 30, 2026 and StudyX Smartpaper Letters on November 8, 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.*