# CF9020 vs Energy Ahead

The clearest difference is update cadence: CF9020 at every 5 months against Energy Ahead's every 18 months. Energy Ahead's advantage is iOS requirement (9.1 vs 16.0). 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.

CF9020 ships an update every 5 months, Energy Ahead every 18 months. Both last shipped on October 26, 2026.

## The numbers

| Metric | CF9020 | Energy Ahead |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 18 months |
| Size | 4 MB | 15 MB |
| Requires iOS | 16.0 | **9.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Martin Breithuber](https://appshunter.io/developer/953117982) | [Stadt Wien](https://appshunter.io/developer/858505368) |

## What reviewers say

### CF9020

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Energy Ahead

[App page](https://appshunter.io/ios/app/energy-ahead/id1472329172)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CF9020 free?

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

### Is Energy Ahead free?

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

### Do CF9020 or Energy Ahead have ads?

Neither CF9020 nor Energy Ahead shows ads.

### Which is updated more often, CF9020 or Energy Ahead?

CF9020 ships an update every 5 months, and Energy Ahead every 18 months. Most recently, CF9020 was updated on October 26, 2026 and Energy Ahead on October 26, 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.*