# Grade 9 Math & Science vs Tracing Letters

The clearest difference is price: Tracing Letters at Free against Grade 9 Math & Science's $1.99. Tracing Letters also leads on review sentiment (30% vs 0%) and update cadence (every 12 months vs every 36 months). Grade 9 Math & Science's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

Tracing Letters is free to download; Grade 9 Math & Science costs $1.99 up front. Tracing Letters sells 1 one-off in-app purchase. Grade 9 Math & Science asks for nothing beyond the download.

Grade 9 Math & Science ships an update every 36 months, Tracing Letters every 12 months. The most recent releases landed on October 27, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Grade 9 Math & Science | Tracing Letters |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[4.2 (104 ratings)](https://appshunter.io/ios/app/tracing-letters/id639999912/reviews)** |
| Number of ratings | — | **104** |
| Positive reviews | 0.0% of reviews | **30.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 36 months | **Every 12 months** |
| Monetization | — | Free with in-app purchases |
| Size | 2 MB | 19 MB |
| Requires iOS | 18.2 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Prachi Pimpalkhare](https://appshunter.io/developer/359099311) | [Horizon Business, Inc.](https://appshunter.io/developer/431586531) |

## What reviewers say

### Grade 9 Math & Science

[App page](https://appshunter.io/ios/app/grade-9-math-and-science/id543527679)

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

**In-app purchases:** none


### Tracing Letters

[App page](https://appshunter.io/ios/app/tracing-letters/id639999912)

This app helps families practice tracing letters with adjustable settings. It offers a fun way to master letter recognition and writing skills. The app is free to download and play.

**Highlights:** Letter tracing practice, Adjustable settings, Mastery-based play, Family-friendly

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is Grade 9 Math & Science free?

Grade 9 Math & Science costs $1.99, with no in-app purchases.

### Is Tracing Letters free?

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

### Do Grade 9 Math & Science or Tracing Letters have ads?

Tracing Letters shows ads; Grade 9 Math & Science does not.

### Which is updated more often, Grade 9 Math & Science or Tracing Letters?

Grade 9 Math & Science ships an update every 36 months, and Tracing Letters every 12 months. Most recently, Grade 9 Math & Science was updated on October 27, 2026 and Tracing Letters on November 1, 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.*