# Onboarder vs CardX

The clearest difference is update cadence: CardX at daily against Onboarder's every 3 days. Onboarder's advantage is iOS requirement (13.0 vs 17.0). 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.

Onboarder ships an update every 3 days, CardX daily. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Onboarder | CardX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 days | **Daily** |
| Size | 38 MB | 6 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [DELGERKHOS CHULUUN-ERDENE](https://appshunter.io/developer/1731080822) | [Xchel Alonso Carranza de la O](https://appshunter.io/developer/1534657795) |

## What reviewers say

### Onboarder

[App page](https://appshunter.io/ios/app/onboarder/id6477907755)

**Features:** macOS Compatibility

**In-app purchases:** none


### CardX

[App page](https://appshunter.io/ios/app/cardx-learn-languages/id6753774145)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Onboarder free?

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

### Is CardX free?

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

### Do Onboarder or CardX have ads?

Neither Onboarder nor CardX shows ads.

### Which is updated more often, Onboarder or CardX?

Onboarder ships an update every 3 days, and CardX daily. Most recently, Onboarder was updated on October 16, 2026 and CardX on October 8, 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.*