# STR Quick vs NNAT2 for Grade 4

The clearest difference is review sentiment: STR Quick at 90% against NNAT2 for Grade 4's 0%. STR Quick also leads on price (Free vs $1.99). NNAT2 for Grade 4's advantage is iOS requirement (12.0 vs 15.1). On update cadence, ads, in-app purchases and device support there is nothing between them.

STR Quick is free to download; NNAT2 for Grade 4 costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

STR Quick ships an update every 3 months, NNAT2 for Grade 4 every 4 months. The most recent releases landed on September 24, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | STR Quick | NNAT2 for Grade 4 |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.5 (27 ratings)](https://appshunter.io/ios/app/str-quick-reference-app/id907691705/reviews)** | — |
| Number of ratings | **27** | — |
| Positive reviews | **90.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | **Free** | Paid |
| Size | 52 MB | 41 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | **iPhone, iPad, iPod, Apple TV** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Stand to Reason](https://appshunter.io/developer/1378468151) | [Polemics Applications LLC](https://appshunter.io/developer/482504032) |

## What reviewers say

### STR Quick

[App page](https://appshunter.io/ios/app/str-quick-reference-app/id907691705)

This app provides summaries of key topics in Christian apologetics, ethics, and worldviews. It uses text and video to equip users for thoughtful conversations from a classical Christian perspective. Access information on important life issues.

**Highlights:** Christian apologetics summaries, Worldview analysis, Ethics discussions, Text and video content, Classical Christian perspective, Engage in thoughtful conversation

**In-app purchases:** none


### NNAT2 for Grade 4

[App page](https://appshunter.io/ios/app/nnat2-for-grade-4/id1192565855)

Prepare fourth graders for gifted and talented testing with this app. It focuses on reasoning and problem-solving skills through exercises for the NNAT2 and NNAT3 tests. Includes instructional guides and practice quizzes with immediate feedback.

**Highlights:** NNAT2 and NNAT3 test preparation, Reasoning and problem-solving skills, Pattern Completion exercises, Reasoning By Analogy exercises, Serial Reasoning exercises, Spatial Visualization exercises, Instructional guides with examples

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is STR Quick free?

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

### Is NNAT2 for Grade 4 free?

NNAT2 for Grade 4 costs $1.99, with no in-app purchases.

### Do STR Quick or NNAT2 for Grade 4 have ads?

Neither STR Quick nor NNAT2 for Grade 4 shows ads.

### Which is updated more often, STR Quick or NNAT2 for Grade 4?

STR Quick ships an update every 3 months, and NNAT2 for Grade 4 every 4 months. Most recently, STR Quick was updated on September 24, 2026 and NNAT2 for Grade 4 on October 9, 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.*