# Probability Toolkit vs Learn Resistance

The clearest difference is update cadence: Probability Toolkit at every 10 months against Learn Resistance's every 59 months. Learn Resistance's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Probability Toolkit costs $1.99 and Learn Resistance $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Probability Toolkit ships an update every 10 months, Learn Resistance every 59 months. The most recent releases landed on October 19, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Probability Toolkit | Learn Resistance |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 months** | Every 59 months |
| Size | 41 MB | 261 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ventura Educational Systems](https://appshunter.io/developer/371324172) | [VIRTUAL FILAMENTS PRIVATE LIMITED](https://appshunter.io/developer/1474217212) |

## What reviewers say

### Probability Toolkit

[App page](https://appshunter.io/ios/app/probability-toolkit/id652216774)

**Features:** macOS Compatibility

**In-app purchases:** none


### Learn Resistance

[App page](https://appshunter.io/ios/app/learn-resistance-edutech-era/id1551620468)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Probability Toolkit free?

Probability Toolkit costs $1.99, with no in-app purchases.

### Is Learn Resistance free?

Learn Resistance costs $1.99, with no in-app purchases.

### Do Probability Toolkit or Learn Resistance have ads?

Neither Probability Toolkit nor Learn Resistance shows ads.

### Which is updated more often, Probability Toolkit or Learn Resistance?

Probability Toolkit ships an update every 10 months, and Learn Resistance every 59 months. Most recently, Probability Toolkit was updated on October 19, 2026 and Learn Resistance on October 8, 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.*