# MonarchWeb vs GRE Math Exam Prep Flashcards

The clearest difference is in-app purchases: MonarchWeb at none against GRE Math Exam Prep Flashcards's 5. MonarchWeb also leads on iOS requirement (11.0 vs 15.1). GRE Math Exam Prep Flashcards's advantage is update cadence (every 7 months vs every 14 months). On price, ads 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. MonarchWeb asks for nothing beyond the download.

MonarchWeb ships an update every 14 months, GRE Math Exam Prep Flashcards every 7 months. The most recent releases landed on October 15, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | MonarchWeb | GRE Math Exam Prep Flashcards |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/monarchweb/id1524485940/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 7 months** |
| Monetization | Free | — |
| Size | 41 MB | 37 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Raul Padilla](https://appshunter.io/developer/1135049738) | [Alexander Pyjik](https://appshunter.io/developer/1770367776) |

## What reviewers say

### MonarchWeb

[App page](https://appshunter.io/ios/app/monarchweb/id1524485940)

This platform supports standardized biological monitoring of monarch butterflies across North America. It was developed by analyzing existing scientific protocols and citizen science platforms.

**Highlights:** Standardized biological monitoring, Trinational platform, Monarch butterfly tracking, Citizen science integration, Scientific protocol analysis

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is MonarchWeb free?

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

### Is GRE Math Exam Prep Flashcards free?

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

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

Neither MonarchWeb nor GRE Math Exam Prep Flashcards shows ads.

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

MonarchWeb ships an update every 14 months, and GRE Math Exam Prep Flashcards every 7 months. Most recently, MonarchWeb was updated on October 15, 2026 and GRE Math Exam Prep Flashcards on September 28, 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.*