# Action Potentials vs Geometry for SAT & ACT Pro

The clearest difference is in-app purchases: Action Potentials at none against Geometry for SAT & ACT Pro's 1. Geometry for SAT & ACT Pro's advantage is iOS requirement (11.0 vs 13.0). On price, ads and device support there is nothing between them.

Both are free to download. Geometry for SAT & ACT Pro sells 1 one-off in-app purchase. Action Potentials asks for nothing beyond the download.

## The numbers

| Metric | Action Potentials | Geometry for SAT & ACT Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (13 ratings)](https://appshunter.io/ios/app/action-potentials/id1527893283/reviews)** | — |
| Number of ratings | **13** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free | — |
| Size | 1 MB | 68 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Beau Forest](https://appshunter.io/developer/1527893285) | [Tayyip Oral](https://appshunter.io/developer/1431929874) |

## 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


### Geometry for SAT & ACT Pro

[App page](https://appshunter.io/ios/app/geometry-for-sat-and-act-pro/id6476455010)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| New Pro Mode | $2.99 | one-time |


## Frequently asked questions

### Is Action Potentials free?

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

### Is Geometry for SAT & ACT Pro free?

Geometry for SAT & ACT Pro is free to download, with in-app purchases available.

### Do Action Potentials or Geometry for SAT & ACT Pro have ads?

Neither Action Potentials nor Geometry for SAT & ACT Pro 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.*