# WWF SASSI vs CTFM

The clearest difference is update cadence: CTFM at every 10 days against WWF SASSI's every 7 months. WWF SASSI's advantage is iOS requirement (13.4 vs 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.

WWF SASSI ships an update every 7 months, CTFM every 10 days. The most recent releases landed on September 26, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | WWF SASSI | CTFM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 10 days** |
| Size | 40 MB | 6 MB |
| Requires iOS | **13.4** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Brand Foundry (Pty) Ltd](https://appshunter.io/developer/1003761740) | [Carl Heinz Conradie](https://appshunter.io/developer/1172148332) |

## What reviewers say

### WWF SASSI

[App page](https://appshunter.io/ios/app/wwf-sassi/id595444269)

**Features:** macOS Compatibility

**In-app purchases:** none


### CTFM

[App page](https://appshunter.io/ios/app/ctfm/id6467002253)

**In-app purchases:** none


## Frequently asked questions

### Is WWF SASSI free?

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

### Is CTFM free?

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

### Do WWF SASSI or CTFM have ads?

Neither WWF SASSI nor CTFM shows ads.

### Which is updated more often, WWF SASSI or CTFM?

WWF SASSI ships an update every 7 months, and CTFM every 10 days. Most recently, WWF SASSI was updated on September 26, 2026 and CTFM on September 20, 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.*