# Math Symbol Helper vs Probability for Computing

The clearest difference is in-app purchases: Probability for Computing at none against Math Symbol Helper's 1. Probability for Computing also leads on ads (none vs shown) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. Math Symbol Helper sells 1 one-off in-app purchase. Probability for Computing asks for nothing beyond the download.

## The numbers

| Metric | Math Symbol Helper | Probability for Computing |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | — |
| Size | 10 MB | 38 MB |
| Requires iOS | 18.4 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ChatStick Company Limited](https://appshunter.io/developer/1165816085) | [AFTW LLC](https://appshunter.io/developer/1886356149) |

## What reviewers say

### Math Symbol Helper

[App page](https://appshunter.io/ios/app/math-symbol-helper/id6752316588)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Features | $1.99 | one-time |


### Probability for Computing

[App page](https://appshunter.io/ios/app/probability-for-computing/id6774024034)

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

**In-app purchases:** none


## Frequently asked questions

### Is Math Symbol Helper free?

Math Symbol Helper is free to download, with in-app purchases available.

### Is Probability for Computing free?

Probability for Computing is free to download, with no in-app purchases.

### Do Math Symbol Helper or Probability for Computing have ads?

Math Symbol Helper shows ads; Probability for Computing 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.*