# Gann 9 vs 3FR

The clearest difference is in-app purchases: 3FR at none against Gann 9's 6. Gann 9's advantage is update cadence (every 6 days vs every 4 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Gann 9 sells 6 in-app purchases, starting at $5.99 per month. 3FR asks for nothing beyond the download.

Gann 9 ships an update every 6 days, 3FR every 4 weeks. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Gann 9 | 3FR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (14 ratings)](https://appshunter.io/ios/app/gann-9-square-of-9-calculator/id562713600/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 4 weeks |
| Monetization | Paid | — |
| Size | 11 MB | 33 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [CIT Dates](https://appshunter.io/developer/467316587) | [3Fourteen Research](https://appshunter.io/developer/1549584811) |

## What reviewers say

### Gann 9

[App page](https://appshunter.io/ios/app/gann-9-square-of-9-calculator/id562713600)

Analyze stocks, forex, and indices using W.D. Gann's advanced tools, including the Square of 9. Predict support/resistance and trend changes with high accuracy. Offers automated angle selection and real-time market data.

**Highlights:** Square of 9 analysis, Predictive support/resistance levels, Trend change prediction (CIT dates), Automated Swing Angle selection, Trade signals and scanner, Real-time market data, Portfolio tracking

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gann 9 Pro | $5.99 | per month |
| Gann 9 Pro Yearly | $59.99 | per year |
| Bar Chart | $9.99 | one-time |
| Market scan | $9.99 | one-time |
| Vix market timing strategy | $19.99 | one-time |
| DJIA History | $49.99 | one-time |


### 3FR

[App page](https://appshunter.io/ios/app/3fr/id1549584809)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Gann 9 free?

Gann 9 is free to download, with in-app purchases available.

### Is 3FR free?

3FR is free to download, with no in-app purchases.

### Do Gann 9 or 3FR have ads?

Neither Gann 9 nor 3FR shows ads.

### Which is updated more often, Gann 9 or 3FR?

Gann 9 ships an update every 6 days, and 3FR every 4 weeks. Most recently, Gann 9 was updated on October 29, 2026 and 3FR on October 27, 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.*