# PlantDecoder vs Relational Algebra

The clearest difference is in-app purchases: Relational Algebra at none against PlantDecoder's 4. PlantDecoder's advantage is iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. PlantDecoder sells 4 in-app purchases, starting at $6.00 per month. Relational Algebra asks for nothing beyond the download.

## The numbers

| Metric | PlantDecoder | Relational Algebra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | — |
| Size | 123 MB | 38 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dwiti P Parekh](https://appshunter.io/developer/1865380414) | [AFTW LLC](https://appshunter.io/developer/1886356149) |

## What reviewers say

### PlantDecoder

[App page](https://appshunter.io/ios/app/plantdecoder-plant-id/id6757214372)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pack | $6.00 | per month |
| Yearly Pack | $49.00 | per year |
| 10 scans pack | $2.00 | one-time |
| 5 Years Pack | $99.00 | one-time |


### Relational Algebra

[App page](https://appshunter.io/ios/app/relational-algebra/id6773055862)

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

**In-app purchases:** none


## Frequently asked questions

### Is PlantDecoder free?

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

### Is Relational Algebra free?

Relational Algebra is free to download, with no in-app purchases.

### Do PlantDecoder or Relational Algebra have ads?

Neither PlantDecoder nor Relational Algebra 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.*