# e vs Purpl PRO 2

The clearest difference is in-app purchases: e at none against Purpl PRO 2's 4. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Purpl PRO 2 sells 4 in-app purchases, starting at $19.99 per month. e asks for nothing beyond the download.

## The numbers

| Metric | e | Purpl PRO 2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (2 ratings)](https://appshunter.io/ios/app/purpl-pro-2/id6479393669/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 25.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 5 months |
| Monetization | — | Free with in-app purchases |
| Size | 3 MB | 42 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Rockwool International A/S](https://appshunter.io/developer/560117967) | [PURPL SCIENTIFIC INC](https://appshunter.io/developer/1446726720) |

## What reviewers say

### e

[App page](https://appshunter.io/ios/app/e-gro/id6476660626)

**Features:** macOS Compatibility

**In-app purchases:** none


### Purpl PRO 2

[App page](https://appshunter.io/ios/app/purpl-pro-2/id6479393669)

Analyze cannabis potency and chemical composition from cultivation to consumption. Get immediate analysis with your smartphone and a pocket-sized device, saving measurements to the cloud. Compare your results to averages and manage your data effectively.

**Highlights:** Real-time potency measurement, Cloud saving of measurements, View measurement spectrum, Compare to average spectrum, Rename and delete measurements, Request account deletion

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advanced Tier | $19.99 | per month |
| Advanced Tier | $49.99 | per 3 months |
| Advanced Tier | $99.99 | per 6 months |
| Advanced Tier | $199.99 | per year |


## Frequently asked questions

### Is e free?

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

### Is Purpl PRO 2 free?

Purpl PRO 2 is free to download, with in-app purchases available.

### Do e or Purpl PRO 2 have ads?

Neither e nor Purpl PRO 2 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.*