# GradingScale vs 3rd Grade Math Challenge

The clearest difference is review sentiment: GradingScale at 67% against 3rd Grade Math Challenge's 0%. GradingScale also leads on in-app purchases (none vs 1) and iOS requirement (11.3 vs 13.0). 3rd Grade Math Challenge's advantage is rating (4.3 vs 3.8) and update cadence (every 5 months vs every 93 months). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. 3rd Grade Math Challenge sells 1 one-off in-app purchase. GradingScale asks for nothing beyond the download.

3rd Grade Math Challenge holds the better App Store score, 4.3 against 3.8. Both are backed by a comparable volume of ratings — 4 and 6 respectively. Written reviews complicate that: 67% of GradingScale's written reviews are positive against 0% of 3rd Grade Math Challenge's, so the app with the better star average is not the one people write more warmly about.

GradingScale ships an update every 93 months, 3rd Grade Math Challenge every 5 months. The most recent releases landed on June 3, 2026 and September 2, 2026 respectively.

## The numbers

| Metric | GradingScale | 3rd Grade Math Challenge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (4 ratings)](https://appshunter.io/ios/app/gradingscale/id1372581887/reviews) | **[4.3 (6 ratings)](https://appshunter.io/ios/app/3rd-grade-math-challenge/id1567478703/reviews)** |
| Number of ratings | 4 | **6** |
| Positive reviews | **66.7% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 93 months | **Every 5 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 8 MB | 28 MB |
| Requires iOS | **11.3** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nady Analytics, LLC](https://appshunter.io/developer/1236618804) | [IT365 Solutions Inc](https://appshunter.io/developer/1531416759) |

## What reviewers say

### GradingScale

[App page](https://appshunter.io/ios/app/gradingscale/id1372581887)

Easily calculate assignment grades by inputting the total number of questions and the number answered correctly. This tool streamlines the grading process for educators and students alike.

**Highlights:** Calculate assignment grades, Input total questions, Input correct answers, Streamlined grading process

**Features:** macOS Compatibility

**In-app purchases:** none


### 3rd Grade Math Challenge

[App page](https://appshunter.io/ios/app/3rd-grade-math-challenge/id1567478703)

Test your 3rd-grade math skills with 100 challenging questions and puzzles. Share your score with a personalized certificate and compete with friends and family. Detailed step-by-step solutions are available for better understanding.

**Highlights:** 100 math questions and levels, Math puzzles, Customizable score certificates, Friend and family challenges, Step-by-step solution guides

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove all Ads from Math 3 | $0.99 | one-time |


## Frequently asked questions

### Is GradingScale free?

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

### Is 3rd Grade Math Challenge free?

3rd Grade Math Challenge is free to download, with in-app purchases available.

### Which has better reviews, GradingScale or 3rd Grade Math Challenge?

3rd Grade Math Challenge is rated higher. GradingScale averages 3.8 out of 5 from 4 ratings, while 3rd Grade Math Challenge averages 4.3 from 6 ratings.

### Do GradingScale or 3rd Grade Math Challenge have ads?

Neither GradingScale nor 3rd Grade Math Challenge shows ads.

### Which is updated more often, GradingScale or 3rd Grade Math Challenge?

GradingScale ships an update every 93 months, and 3rd Grade Math Challenge every 5 months. Most recently, GradingScale was updated on June 3, 2026 and 3rd Grade Math Challenge on September 2, 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.*