# CF9020 vs ÖBf

CF9020 and ÖBf are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

CF9020 ships an update every 5 months, ÖBf every 3 months. The most recent releases landed on September 20, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | CF9020 | ÖBf |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 months** |
| Size | 4 MB | 52 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Martin Breithuber](https://appshunter.io/developer/953117982) | [FelixTools Ges.m.b.H.](https://appshunter.io/developer/1128299791) |

## What reviewers say

### CF9020

[App page](https://appshunter.io/ios/app/cf9020/id953117983)

**Features:** macOS Compatibility

**In-app purchases:** none


### ÖBf

[App page](https://appshunter.io/ios/app/obf-edl/id1605975678)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CF9020 free?

CF9020 is free to download, with no in-app purchases.

### Is ÖBf free?

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

### Do CF9020 or ÖBf have ads?

Neither CF9020 nor ÖBf shows ads.

### Which is updated more often, CF9020 or ÖBf?

CF9020 ships an update every 5 months, and ÖBf every 3 months. Most recently, CF9020 was updated on September 20, 2026 and ÖBf on September 22, 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.*