# Machine Learning Engineer Prep vs CodeCub

The clearest difference is ads: Machine Learning Engineer Prep at none against CodeCub's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Machine Learning Engineer Prep sells 6 one-off in-app purchases and CodeCub sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Machine Learning Engineer Prep ships an update every 10 days, CodeCub every 2 weeks. The most recent releases landed on November 13, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Machine Learning Engineer Prep | CodeCub |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Size | 138 MB | 43 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CHOI SEONGMIN](https://appshunter.io/developer/6772332527) | [Tony AI](https://appshunter.io/developer/1771887878) |

## What reviewers say

### Machine Learning Engineer Prep

[App page](https://appshunter.io/ios/app/machine-learning-engineer-prep/id6785744238)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GCP ML Engineer 추가 구매 할인 | $2.49 | one-time |
| ML Associate 추가 구매 할인 | $2.49 | one-time |
| ML Professional 추가 구매 할인 | $2.49 | one-time |
| ML Associate 평생 이용권 | $4.99 | one-time |
| ML Professional 평생 이용권 | $4.99 | one-time |
| Lifetime Access | $4.99 | one-time |


### CodeCub

[App page](https://appshunter.io/ios/app/codecub/id6789899812)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CodeCub Plus Monthly | $4.99 | per month |
| CodeCub Plus Annual | $29.99 | per year |


## Frequently asked questions

### Is Machine Learning Engineer Prep free?

Machine Learning Engineer Prep is free to download, with in-app purchases available.

### Is CodeCub free?

CodeCub is free to download, with in-app purchases available.

### Do Machine Learning Engineer Prep or CodeCub have ads?

CodeCub shows ads; Machine Learning Engineer Prep does not.

### Which is updated more often, Machine Learning Engineer Prep or CodeCub?

Machine Learning Engineer Prep ships an update every 10 days, and CodeCub every 2 weeks. Most recently, Machine Learning Engineer Prep was updated on November 13, 2026 and CodeCub on November 5, 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.*