# Machine Learning Engineer Prep vs Math From Counting to Calculus

The clearest difference is in-app purchases: Math From Counting to Calculus at none against Machine Learning Engineer Prep's 1. Machine Learning Engineer Prep's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Machine Learning Engineer Prep sells 1 one-off in-app purchase. Math From Counting to Calculus asks for nothing beyond the download.

Machine Learning Engineer Prep ships an update every 10 days, Math From Counting to Calculus every 3 weeks. The most recent releases landed on October 25, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Machine Learning Engineer Prep | Math From Counting to Calculus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Every 3 weeks |
| Size | 98 MB | 41 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CHOI SEONGMIN](https://appshunter.io/developer/6772332527) | [Alexis Glorieux](https://appshunter.io/developer/6797071387) |

## 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 (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $4.99 | one-time |


### Math From Counting to Calculus

[App page](https://appshunter.io/ios/app/math-from-counting-to-calculus/id6803933193)

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

**In-app purchases:** none


## Frequently asked questions

### Is Machine Learning Engineer Prep free?

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

### Is Math From Counting to Calculus free?

Math From Counting to Calculus is free to download, with no in-app purchases.

### Do Machine Learning Engineer Prep or Math From Counting to Calculus have ads?

Math From Counting to Calculus shows ads; Machine Learning Engineer Prep does not.

### Which is updated more often, Machine Learning Engineer Prep or Math From Counting to Calculus?

Machine Learning Engineer Prep ships an update every 10 days, and Math From Counting to Calculus every 3 weeks. Most recently, Machine Learning Engineer Prep was updated on October 25, 2026 and Math From Counting to Calculus on October 23, 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.*