# Vowels Front Back vs NNAT2 for Grade 3

The clearest difference is update cadence: NNAT2 for Grade 3 at every 3 months against Vowels Front Back's every 40 months. NNAT2 for Grade 3 also leads on price ($1.99 vs $3.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Vowels Front Back costs $3.99 and NNAT2 for Grade 3 $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Vowels Front Back ships an update every 40 months, NNAT2 for Grade 3 every 3 months. The most recent releases landed on October 29, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Vowels Front Back | NNAT2 for Grade 3 |
| --- | --- | --- |
| Price | $3.99 | **$1.99** |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/nnat2-for-grade-3/id1192565217/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 40 months | **Every 3 months** |
| Monetization | — | Paid |
| Size | 53 MB | 41 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Blue Tree Publishing, Inc.](https://appshunter.io/developer/496143325) | [Polemics Applications LLC](https://appshunter.io/developer/482504032) |

## What reviewers say

### Vowels Front Back

[App page](https://appshunter.io/ios/app/vowels-front-back/id731753460)

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

**In-app purchases:** none


### NNAT2 for Grade 3

[App page](https://appshunter.io/ios/app/nnat2-for-grade-3/id1192565217)

Prepare for the NNAT gifted and talented assessment with targeted practice in pattern completion, analogy, serial reasoning, and spatial visualization. Features include progress tracking, full-color questions, and offline access for convenient study.

**Highlights:** Targeted practice across all NNAT components, Progress tracking and performance statistics, Full-color questions matching test format, Offline practice capability, Instructional guides with expert tips, Parent/tutor tracking

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Vowels Front Back free?

Vowels Front Back costs $3.99, with no in-app purchases.

### Is NNAT2 for Grade 3 free?

NNAT2 for Grade 3 costs $1.99, with no in-app purchases.

### Do Vowels Front Back or NNAT2 for Grade 3 have ads?

Neither Vowels Front Back nor NNAT2 for Grade 3 shows ads.

### Which is updated more often, Vowels Front Back or NNAT2 for Grade 3?

Vowels Front Back ships an update every 40 months, and NNAT2 for Grade 3 every 3 months. Most recently, Vowels Front Back was updated on October 29, 2026 and NNAT2 for Grade 3 on November 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.*