# Symbol Keys vs Formula Canvas

The clearest difference is in-app purchases: Symbol Keys at none against Formula Canvas's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Formula Canvas sells 1 one-off in-app purchase. Symbol Keys asks for nothing beyond the download.

## The numbers

| Metric | Symbol Keys | Formula Canvas |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/symbol-keys/id6740465793/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | Free | — |
| Size | 3 MB | 3 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ji Hoon Lee](https://appshunter.io/developer/1790100104) | [杏娣 吴](https://appshunter.io/developer/1275821426) |

## What reviewers say

### Symbol Keys

[App page](https://appshunter.io/ios/app/symbol-keys/id6740465793)

This keyboard app offers a wide array of Unicode symbols for easy access. Customize your typing experience with a personal touch, enhancing communication across various platforms.

**Highlights:** Extensive Unicode symbol library, Customizable keyboard layout, Enhanced communication, Easy symbol access

**In-app purchases:** none


### Formula Canvas

[App page](https://appshunter.io/ios/app/formula-canvas-math-editor/id6784556654)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Formula Canvas Pro | $4.99 | one-time |


## Frequently asked questions

### Is Symbol Keys free?

Symbol Keys is free to download, with no in-app purchases.

### Is Formula Canvas free?

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

### Do Symbol Keys or Formula Canvas have ads?

Neither Symbol Keys nor Formula Canvas 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.*