# GRE Math Exam Prep Flashcards vs CodexTutor

The clearest difference is update cadence: CodexTutor at every 5 weeks against GRE Math Exam Prep Flashcards's every 7 months. GRE Math Exam Prep Flashcards's advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. GRE Math Exam Prep Flashcards sells 5 in-app purchases, starting at $4.99 per 7 days and CodexTutor sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

GRE Math Exam Prep Flashcards ships an update every 7 months, CodexTutor every 5 weeks. The most recent releases landed on September 28, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | GRE Math Exam Prep Flashcards | CodexTutor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (16 ratings)](https://appshunter.io/ios/app/codextutor/id6759867482/reviews)** |
| Number of ratings | — | **16** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 weeks** |
| Monetization | — | Freemium |
| Size | 37 MB | 20 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Pyjik](https://appshunter.io/developer/1770367776) | [K12TeacherTools LLC](https://appshunter.io/developer/1875794438) |

## What reviewers say

### GRE Math Exam Prep Flashcards

[App page](https://appshunter.io/ios/app/gre-math-exam-prep-flashcards/id6747243903)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GRE Weekly Full Access | $4.99 | per 7 days |
| GRE Monthly Full Access | $10.99 | per month |
| GRE Monthly Full Access | $24.99 | per month |
| GRE Quarterly Full Access | $44.99 | per 3 months |
| GRE Quarterly Full Access | $49.99 | per 3 months |


### CodexTutor

[App page](https://appshunter.io/ios/app/codextutor/id6759867482)

Learn Arabic, Spanish, Greek, and French through classic literature. This app uses spaced repetition flashcards and interactive reading modes to help you build vocabulary. Access a growing library of texts and practice words you encounter.

**Highlights:** Learn Arabic, Spanish, Greek, French, Read classic literary texts, Spaced-repetition flashcards, Tap words for instant meanings, Two study modes: Reading & Flashcard, Progressive vocabulary building

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Codex Tutor Full Access Monthly | $7.99 | per month |
| Full Access Annual | $49.99 | per year |


## Frequently asked questions

### Is GRE Math Exam Prep Flashcards free?

GRE Math Exam Prep Flashcards is free to download, with in-app purchases available.

### Is CodexTutor free?

CodexTutor is free to download, with in-app purchases available.

### Do GRE Math Exam Prep Flashcards or CodexTutor have ads?

Neither GRE Math Exam Prep Flashcards nor CodexTutor shows ads.

### Which is updated more often, GRE Math Exam Prep Flashcards or CodexTutor?

GRE Math Exam Prep Flashcards ships an update every 7 months, and CodexTutor every 5 weeks. Most recently, GRE Math Exam Prep Flashcards was updated on September 28, 2026 and CodexTutor on October 5, 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.*