# sigmoid neuron vs SwipeDrill

The clearest difference is in-app purchases: sigmoid neuron at none against SwipeDrill's 1. sigmoid neuron also leads on ads (none vs shown). SwipeDrill's advantage is iOS requirement (13.0 vs 17.6). On price and device support there is nothing between them.

Both are free to download. SwipeDrill sells 1 one-off in-app purchase. sigmoid neuron asks for nothing beyond the download.

## The numbers

| Metric | sigmoid neuron | SwipeDrill |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Size | 5 MB | 30 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sungjun Kim](https://appshunter.io/developer/1602461985) | [kenji kuroki](https://appshunter.io/developer/1834943683) |

## What reviewers say

### sigmoid neuron

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

**Features:** macOS Compatibility

**In-app purchases:** none


### SwipeDrill

[App page](https://appshunter.io/ios/app/swipedrill-python/id6777545269)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Premium | $3.99 | one-time |


## Frequently asked questions

### Is sigmoid neuron free?

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

### Is SwipeDrill free?

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

### Do sigmoid neuron or SwipeDrill have ads?

SwipeDrill shows ads; sigmoid neuron does not.

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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.*