# Crypto Guide vs Plant Protection Study

The clearest difference is iOS requirement: Plant Protection Study at 15.0 against Crypto Guide's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Crypto Guide sells 2 in-app purchases, starting at $5.99 per month and Plant Protection Study sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Crypto Guide ships an update every 5 days, Plant Protection Study every 9 days. The most recent releases landed on November 9, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Crypto Guide | Plant Protection Study |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 9 days |
| Monetization | — | Free with in-app purchases |
| Size | 13 MB | 38 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yung Wen Cheng](https://appshunter.io/developer/1851202446) | [Christian Hermann und Martina Hermann GbR](https://appshunter.io/developer/1882361365) |

## What reviewers say

### Crypto Guide

[App page](https://appshunter.io/ios/app/crypto-guide-bitcoin-and-web3/id6761411130)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $5.99 | per month |
| Pro Yearly | $49.99 | per year |


### Plant Protection Study

[App page](https://appshunter.io/ios/app/plant-protection-study/id6772565173)

Prepare for German pesticide and hazardous substances knowledge exams with practice questions, timed simulations, and mistake reviews. Offers content for both plant protection and the "Giftschein" exam, with explanations and source references.

**Highlights:** Explained practice questions, Timed practice simulations, Mistake review, Offline topic practice, Progress tracking, AI study help

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plant Protection Complete | $4.99 | one-time |


## Frequently asked questions

### Is Crypto Guide free?

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

### Is Plant Protection Study free?

Plant Protection Study is free to download, with in-app purchases available.

### Do Crypto Guide or Plant Protection Study have ads?

Neither Crypto Guide nor Plant Protection Study shows ads.

### Which is updated more often, Crypto Guide or Plant Protection Study?

Crypto Guide ships an update every 5 days, and Plant Protection Study every 9 days. Most recently, Crypto Guide was updated on November 9, 2026 and Plant Protection Study on November 7, 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.*