# MathQuiet vs NNAT Test Prep

The clearest difference is in-app purchases: MathQuiet at none against NNAT Test Prep's 2. MathQuiet also leads on update cadence (every 3 days vs every 10 days) and iOS requirement (13.0 vs 16.6). On price, ads and device support there is nothing between them.

Both are free to download. NNAT Test Prep sells 2 in-app purchases, starting at $2.99 per month. MathQuiet asks for nothing beyond the download.

MathQuiet ships an update every 3 days, NNAT Test Prep every 10 days. The most recent releases landed on October 9, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | MathQuiet | NNAT Test Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (7 ratings)](https://appshunter.io/ios/app/nnat-test-prep/id6783057343/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 10 days |
| Monetization | — | Free with in-app purchases |
| Size | 18 MB | 57 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SHUAI ZHANG](https://appshunter.io/developer/1892758192) | [Neobile LLC](https://appshunter.io/developer/1080490647) |

## What reviewers say

### MathQuiet

[App page](https://appshunter.io/ios/app/mathquiet-math-facts-practice/id6779823175)

**Features:** macOS Compatibility

**In-app purchases:** none


### NNAT Test Prep

[App page](https://appshunter.io/ios/app/nnat-test-prep/id6783057343)

This app helps children in kindergarten through 5th grade develop visual reasoning skills with original picture puzzles and clear explanations. It offers grade-based practice, detailed parent reports, and the ability to revisit missed questions to build confidence and understanding.

**Highlights:** Original visual reasoning puzzles, Clear explanations for each question, Grade-based practice sessions, Detailed parent reports, Offline practice mode, Timed practice tests, Bilingual support (English/Spanish)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Membership Monthly | $2.99 | per month |
| Pro Membership Yearly | $9.99 | per year |


## Frequently asked questions

### Is MathQuiet free?

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

### Is NNAT Test Prep free?

NNAT Test Prep is free to download, with in-app purchases available.

### Do MathQuiet or NNAT Test Prep have ads?

Neither MathQuiet nor NNAT Test Prep shows ads.

### Which is updated more often, MathQuiet or NNAT Test Prep?

MathQuiet ships an update every 3 days, and NNAT Test Prep every 10 days. Most recently, MathQuiet was updated on October 9, 2026 and NNAT Test Prep on October 23, 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.*