# ReTrader vs DukeGroups

The clearest difference is rating: DukeGroups at 4.6 against ReTrader's 3.0. DukeGroups also leads on in-app purchases (none vs 10) and review sentiment (100% vs 82%). ReTrader's advantage is iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. ReTrader sells 10 one-off in-app purchases. DukeGroups asks for nothing beyond the download.

DukeGroups holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: DukeGroups has 13 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 82% of ReTrader's written reviews are positive against 100% of DukeGroups's.

ReTrader ships an update every 2 months, DukeGroups monthly. The most recent releases landed on July 26, 2026 and September 4, 2026 respectively.

## The numbers

| Metric | ReTrader | DukeGroups |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/retrader/id913146489/reviews) | **[4.6 (13 ratings)](https://appshunter.io/ios/app/dukegroups/id1495362929/reviews)** |
| Number of ratings | 2 | **13** |
| Positive reviews | 81.8% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 36 MB | 68 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Fintratech Limited](https://appshunter.io/developer/913146492) | [Novalsys, Inc](https://appshunter.io/developer/566688507) |

## What reviewers say

### ReTrader

[App page](https://appshunter.io/ios/app/retrader/id913146489)

Simulate trading major historical financial events to understand market movements. Engage in short trading scenarios, compete on leaderboards, and gain insights from experienced traders. Subscribe for weekly analysis and mini-games.

**Highlights:** Trade historical financial events, Simulate market movements, Analyze profit/loss, Global trading competitions, Weekly analysis subscriptions, Leaderboard rankings

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ECB Interest Rate 2013 | $0.99 | one-time |
| Fiscal Cliff 2012 | $0.99 | one-time |
| Taper Tantrum 2013 | $0.99 | one-time |
| Flash Move 2010 - Available Soon | $0.99 | one-time |
| Biggest equity move of 2014 | $0.99 | one-time |
| Swiss Remove FX Floor: EURUSD | $0.99 | one-time |
| Swiss Remove FX Floor: GOLD | $0.99 | one-time |
| Swiss Remove FX Floor: Swiss Stocks | $0.99 | one-time |
| Russia and ECB - Sep 2014 - Dax | $0.99 | one-time |
| 2 Month Subscription | $14.99 | one-time |


### DukeGroups

[App page](https://appshunter.io/ios/app/dukegroups/id1495362929)

Connect with fellow students and discover campus activities through the official app for Duke University student groups. Find events, get involved, and build your community.

**Highlights:** Discover student groups, Find campus events, Connect with students, Get involved on campus, Official university app

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ReTrader free?

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

### Is DukeGroups free?

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

### Which has better reviews, ReTrader or DukeGroups?

DukeGroups is rated higher. ReTrader averages 3.0 out of 5 from 2 ratings, while DukeGroups averages 4.6 from 13 ratings.

### Do ReTrader or DukeGroups have ads?

Neither ReTrader nor DukeGroups shows ads.

### Which is updated more often, ReTrader or DukeGroups?

ReTrader ships an update every 2 months, and DukeGroups monthly. Most recently, ReTrader was updated on July 26, 2026 and DukeGroups on September 4, 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.*