# Equation Encyclopedia vs ByteFrog

The clearest difference is ads: ByteFrog at none against Equation Encyclopedia's shown. Equation Encyclopedia's advantage is iOS requirement (15.0 vs 18.5). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Equation Encyclopedia sells 9 in-app purchases, starting at $6.99 per month and ByteFrog sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Equation Encyclopedia | ByteFrog |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | — |
| Size | 451 MB | 5 MB |
| Requires iOS | **15.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SAMUEL MOYOSORE O ADEYIGA](https://appshunter.io/developer/1874179107) | [JAMES SAMUEL BARTON](https://appshunter.io/developer/6781453872) |

## What reviewers say

### Equation Encyclopedia

[App page](https://appshunter.io/ios/app/equation-encyclopedia/id6758647681)

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Monthly | $6.99 | per month |
| Pro Monthly | $10.99 | per month |
| Ultra Monthly | $17.99 | per month |
| Plus Yearly | $49.99 | per year |
| Pro Yearly | $99.99 | per year |
| Ultra Yearly | $149.99 | per year |
| 10 Energy | $0.99 | one-time |
| 30 Energy | $2.99 | one-time |
| 100 Energy | $8.99 | one-time |


### ByteFrog

[App page](https://appshunter.io/ios/app/bytefrog-learn-python-offline/id6781453870)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ByteFrog Premium | $1.99 | per month |
| 1 year of Premium | $14.99 | per year |


## Frequently asked questions

### Is Equation Encyclopedia free?

Equation Encyclopedia is free to download, with in-app purchases available.

### Is ByteFrog free?

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

### Do Equation Encyclopedia or ByteFrog have ads?

Equation Encyclopedia shows ads; ByteFrog 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.*