# sigmoid neuron vs Machine Learning Exam Prep

The clearest difference is in-app purchases: sigmoid neuron at none against Machine Learning Exam Prep's 9. Machine Learning Exam Prep's advantage is iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Machine Learning Exam Prep sells 9 in-app purchases, starting at $8.99 per 7 days. sigmoid neuron asks for nothing beyond the download.

## The numbers

| Metric | sigmoid neuron | Machine Learning Exam Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Size | 5 MB | 51 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sungjun Kim](https://appshunter.io/developer/1602461985) | [YAUHEN BAHDANOVICH](https://appshunter.io/developer/1711932790) |

## What reviewers say

### sigmoid neuron

[App page](https://appshunter.io/ios/app/sigmoid-neuron/id6740157799)

**Features:** macOS Compatibility

**In-app purchases:** none


### Machine Learning Exam Prep

[App page](https://appshunter.io/ios/app/machine-learning-exam-prep/id6754214337)

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MLAC01 Weekly Full Access | $8.99 | per 7 days |
| MLAC01 Monthly Full Access | $24.99 | per month |
| MLAC01 Monthly Full Access | $24.99 | per month |
| MLAC01 Quarterly Full Access | $55.99 | per 3 months |
| MLAC01 Quarterly Full Access | $55.99 | per 3 months |
| MLAC01 Semiannual Full Access | $75.99 | per 6 months |
| MLAC01 Semiannual Full Access | $75.99 | per 6 months |
| MLAC01 Annual Full Access | $109.99 | per year |
| MLAC01 Annual Full Access | $109.99 | per year |


## Frequently asked questions

### Is sigmoid neuron free?

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

### Is Machine Learning Exam Prep free?

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

### Do sigmoid neuron or Machine Learning Exam Prep have ads?

Neither sigmoid neuron nor Machine Learning Exam Prep shows ads.

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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.*