# Secchi vs FTF Congress

The clearest difference is iOS requirement: FTF Congress at 10.0 against Secchi's 15.6. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | Secchi | FTF Congress |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | — |
| Size | 45 MB | 26 MB |
| Requires iOS | 15.6 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [The Secchi Disk Foundation](https://appshunter.io/developer/1487320010) | [FLYG - OCH RYMDTEKNISKA FOREN](https://appshunter.io/developer/1794723631) |

## What reviewers say

### Secchi

[App page](https://appshunter.io/ios/app/secchi/id1524837284)

**Features:** macOS Compatibility

**In-app purchases:** none


### FTF Congress

[App page](https://appshunter.io/ios/app/ftf-congress/id6741567244)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Secchi free?

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

### Is FTF Congress free?

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

### Do Secchi or FTF Congress have ads?

Neither Secchi nor FTF Congress shows ads.

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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.*