# Action Potentials vs Lambda calculus

The clearest difference is rating: Action Potentials at 4.7 against Lambda calculus's 3.3. Action Potentials also leads on ratings volume (13 vs 3) and iOS requirement (13.0 vs 16.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Action Potentials holds the better App Store score, 4.7 against 3.3. Both are backed by a comparable volume of ratings — 13 and 3 respectively.

## The numbers

| Metric | Action Potentials | Lambda calculus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (13 ratings)](https://appshunter.io/ios/app/action-potentials/id1527893283/reviews)** | [3.3 (3 ratings)](https://appshunter.io/ios/app/lambda-calculus/id6737766234/reviews) |
| Number of ratings | **13** | 3 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free | Free |
| Size | 1 MB | 5 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Beau Forest](https://appshunter.io/developer/1527893285) | [Sungjun Kim](https://appshunter.io/developer/1602461985) |

## What reviewers say

### Action Potentials

[App page](https://appshunter.io/ios/app/action-potentials/id1527893283)

Explore the mechanics of action potentials in real-time. Adjust parameters and introduce various drugs to observe their impact on neuronal signaling. Choose between single event simulations or continuous manual current injections.

**Highlights:** Real-time action potential visualization, Adjustable simulation parameters, Drug effect simulation (lidocaine, tetrodotoxin, TEA), Single action potential mode, Continuous manual current injection

**Features:** macOS Compatibility

**In-app purchases:** none


### Lambda calculus

[App page](https://appshunter.io/ios/app/lambda-calculus/id6737766234)

Learn the fundamentals of lambda calculus with this educational application. Gain a basic understanding of this important mathematical concept through an introductory experience.

**Highlights:** Introduction to lambda calculus, Basic understanding of concepts, Educational content

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Action Potentials free?

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

### Is Lambda calculus free?

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

### Which has better reviews, Action Potentials or Lambda calculus?

Action Potentials is rated higher. Action Potentials averages 4.7 out of 5 from 13 ratings, while Lambda calculus averages 3.3 from 3 ratings.

### Do Action Potentials or Lambda calculus have ads?

Neither Action Potentials nor Lambda calculus 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.*