# ČDCgo vs HappKa

The clearest difference is update cadence: HappKa at monthly against ČDCgo's every 3 months. ČDCgo's advantage is iOS requirement (12.1 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.

ČDCgo ships an update every 3 months, HappKa monthly. The most recent releases landed on September 12, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | ČDCgo | HappKa |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Size | 63 MB | 43 MB |
| Requires iOS | **12.1** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [CD Cargo, a.s.](https://appshunter.io/developer/1628811730) | [E-invent s.r.o.](https://appshunter.io/developer/570183245) |

## What reviewers say

### ČDCgo

[App page](https://appshunter.io/ios/app/cdcgo/id1628811728)

**Features:** macOS Compatibility

**In-app purchases:** none


### HappKa

[App page](https://appshunter.io/ios/app/happka/id6502683359)

**In-app purchases:** none


## Frequently asked questions

### Is ČDCgo free?

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

### Is HappKa free?

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

### Do ČDCgo or HappKa have ads?

Neither ČDCgo nor HappKa shows ads.

### Which is updated more often, ČDCgo or HappKa?

ČDCgo ships an update every 3 months, and HappKa monthly. Most recently, ČDCgo was updated on September 12, 2026 and HappKa 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.*