# 787 Systems vs Math Formulas & Symbols

The clearest difference is in-app purchases: Math Formulas & Symbols at none against 787 Systems's 3. Math Formulas & Symbols also leads on iOS requirement (15 vs 18.6). 787 Systems's advantage is ads (none vs shown) and update cadence (every 2 days vs every 20 months). On price and device support there is nothing between them.

Both are free to download. 787 Systems sells 3 in-app purchases, starting at $2.99 per month. Math Formulas & Symbols asks for nothing beyond the download.

787 Systems ships an update every 2 days, Math Formulas & Symbols every 20 months. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 787 Systems | Math Formulas & Symbols |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Every 20 months |
| Size | 78 MB | 17 MB |
| Requires iOS | 18.6 | **15** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mohamed Farhadi](https://appshunter.io/developer/1191731876) | [Jakir Hossain](https://appshunter.io/developer/939662527) |

## What reviewers say

### 787 Systems

[App page](https://appshunter.io/ios/app/787-systems/id1604899039)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| B787 Systems Monthly | $2.99 | per month |
| B787 Systems Yearly | $24.99 | per year |
| B787 Systems Life Time | $69.99 | one-time |


### Math Formulas & Symbols

[App page](https://appshunter.io/ios/app/math-formulas-and-symbols/id6743053745)

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

**In-app purchases:** none


## Frequently asked questions

### Is 787 Systems free?

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

### Is Math Formulas & Symbols free?

Math Formulas & Symbols is free to download, with no in-app purchases.

### Do 787 Systems or Math Formulas & Symbols have ads?

Math Formulas & Symbols shows ads; 787 Systems does not.

### Which is updated more often, 787 Systems or Math Formulas & Symbols?

787 Systems ships an update every 2 days, and Math Formulas & Symbols every 20 months. Most recently, 787 Systems was updated on October 27, 2026 and Math Formulas & Symbols on October 25, 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.*