# GRE Math Knight vs GRE Vocabulary Builder

The clearest difference is monetization model: GRE Vocabulary Builder at free against GRE Math Knight's paid. GRE Vocabulary Builder also leads on review sentiment (75% vs 53%) and iOS requirement (13.0 vs 15.0). GRE Math Knight's advantage is update cadence (monthly vs every 4 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.5 for GRE Math Knight against 4.6 for GRE Vocabulary Builder. Both are backed by a comparable volume of ratings — 53 and 113 respectively. Written reviews are what separate them: 53% of GRE Math Knight's written reviews are positive against 75% of GRE Vocabulary Builder's.

GRE Math Knight ships an update monthly, GRE Vocabulary Builder every 4 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | GRE Math Knight | GRE Vocabulary Builder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (53 ratings)](https://appshunter.io/ios/app/gre-math-knight/id1535485326/reviews) | **[4.6 (113 ratings)](https://appshunter.io/ios/app/gre-vocabulary-builder/id1609463254/reviews)** |
| Number of ratings | 53 | **113** |
| Positive reviews | 53.3% of reviews | **75.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Paid | **Free** |
| Size | 133 MB | 71 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Vince Kotchian Test Prep](https://appshunter.io/developer/1526464975) | [Reev Tech Inc.](https://appshunter.io/developer/1226698203) |

## What reviewers say

### GRE Math Knight

[App page](https://appshunter.io/ios/app/gre-math-knight/id1535485326)

Practice GRE math concepts by battling monsters. This game covers arithmetic, algebra, geometry, and data analysis, with formula scrolls and mini-games to enhance learning. Become a GRE math knight and save the kingdom.

**Highlights:** GRE math concept practice, Arithmetic, algebra, geometry, data analysis, Formula scrolls, Mini-games, Monster battling gameplay

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

**In-app purchases:** none


### GRE Vocabulary Builder

[App page](https://appshunter.io/ios/app/gre-vocabulary-builder/id1609463254)

Prepare for the GRE with over 1,300 essential words and a comprehensive study guide. Interactive flashcards, audio lessons, and progress tracking help you master vocabulary and understand the test structure. Study offline anytime, anywhere.

**Highlights:** 1300+ GRE words, Interactive flashcards, GRE study guide, Audio-enabled lessons, Progress tracking, Offline mode

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GRE Math Knight free?

GRE Math Knight is free to download, with no in-app purchases.

### Is GRE Vocabulary Builder free?

GRE Vocabulary Builder is free to download, with no in-app purchases.

### Which has better reviews, GRE Math Knight or GRE Vocabulary Builder?

GRE Vocabulary Builder is rated higher. GRE Math Knight averages 4.5 out of 5 from 53 ratings, while GRE Vocabulary Builder averages 4.6 from 113 ratings.

### Do GRE Math Knight or GRE Vocabulary Builder have ads?

Neither GRE Math Knight nor GRE Vocabulary Builder shows ads.

### Which is updated more often, GRE Math Knight or GRE Vocabulary Builder?

GRE Math Knight ships an update monthly, and GRE Vocabulary Builder every 4 months. Most recently, GRE Math Knight was updated on November 7, 2026 and GRE Vocabulary Builder on November 3, 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.*