# GRE® Test Prep by Galvanize vs Jamboree Classes

The clearest difference is review sentiment: GRE® Test Prep by Galvanize at 85% against Jamboree Classes's 0%. Jamboree Classes's advantage is update cadence (fortnightly vs every 7 months) and iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

GRE® Test Prep by Galvanize ships an update every 7 months, Jamboree Classes fortnightly. The most recent releases landed on September 29, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | GRE® Test Prep by Galvanize | Jamboree Classes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (206 ratings)](https://appshunter.io/ios/app/gre-test-prep-by-galvanize/id1018728564/reviews)** | — |
| Number of ratings | **206** | — |
| Positive reviews | **85.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 28 MB | 152 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ENTRAYN EDUCATION TECHNOLOGIES PRIVATE LIMITED](https://appshunter.io/developer/1018728563) | [Jamboree Education Pte. Ltd.](https://appshunter.io/developer/1382558550) |

## What reviewers say

### GRE® Test Prep by Galvanize

[App page](https://appshunter.io/ios/app/gre-test-prep-by-galvanize/id1018728564)

Prepare for the GRE exam with a comprehensive app offering hundreds of practice questions and detailed explanations. Track your progress, predict your score, and gauge your readiness for the Math and Verbal sections. Study with friends and access exclusive formula cheat sheets.

**Highlights:** Hundreds of GRE-style practice questions, Detailed explanations for each question, GRE score predictor, Exam readiness indicator, Timed practice tests, Study with friends feature, Quant formula cheat sheet

**In-app purchases:** none

**What reviewers like**

- 📚 Comprehensive GRE practice questions covering all sections
- 💡 Detailed explanations for each answer
- ⏱️ Timed questions to practice pacing
- 🎯 Goal-setting feature with progress tracking
- 📱 Convenient on-the-go study tool

**What reviewers complain about**

- 🐛 App crashes frequently on certain iOS versions
- 🔐 Excessive data collection requirements
- 📵 Login and account creation issues
- ⚠️ Blank display on iPad
- 🔄 Questions fail to load after extended use

**Reported bugs**

- App crashes within 1 second on iOS 15
- Phone verification field not working
- Sign-in functionality broken
- Questions don't load after multiple practice sessions
- Spinning wheel animation freezes when loading questions

**Requested features**

- Simplified onboarding process without excessive data requirements
- Option to pay for app instead of writing reviews
- Progress reset functionality
- Improved iPad compatibility
- Better offline functionality


### Jamboree Classes

[App page](https://appshunter.io/ios/app/jamboree-classes/id1486583937)

Connect with your educational institution, view your activity feed, and engage in class discussions. Manage your schedule, inbox, and track your grades within a centralized platform.

**Highlights:** Activity feed, Class connections, Calendar and schedule, Class discussions, Inbox messaging, Grade viewing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GRE® Test Prep by Galvanize free?

GRE® Test Prep by Galvanize is free to download, with no in-app purchases.

### Is Jamboree Classes free?

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

### Do GRE® Test Prep by Galvanize or Jamboree Classes have ads?

Neither GRE® Test Prep by Galvanize nor Jamboree Classes shows ads.

### Which is updated more often, GRE® Test Prep by Galvanize or Jamboree Classes?

GRE® Test Prep by Galvanize ships an update every 7 months, and Jamboree Classes fortnightly. Most recently, GRE® Test Prep by Galvanize was updated on September 29, 2026 and Jamboree Classes on October 1, 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.*