# Click Crusade vs IEC61508 Learning

The clearest difference is update cadence: Click Crusade at every 2 months against IEC61508 Learning's every 4 months. Click Crusade also leads on iOS requirement (12.4 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Click Crusade sells 3 one-off in-app purchases and IEC61508 Learning sells 9 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Click Crusade ships an update every 2 months, IEC61508 Learning every 4 months. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Click Crusade | IEC61508 Learning |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (9 ratings)](https://appshunter.io/ios/app/click-crusade-cat-training/id6474253113/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 22 MB | 3 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Outdoor Bengal LLC](https://appshunter.io/developer/1721149783) | [SafeLine Solutions GmbH](https://appshunter.io/developer/1793529610) |

## What reviewers say

### Click Crusade

[App page](https://appshunter.io/ios/app/click-crusade-cat-training/id6474253113)

Learn to train your cat with expert-designed, gamified lessons. This free app offers step-by-step guides for over 30 tricks and helps address common behavioral issues using positive reinforcement.

**Highlights:** 100% Free Online Cat Training, Gamified Lessons & Daily Challenges, Expert-Designed by Feline Specialists, Track Progress with Rewards, Teach 30+ Tricks, Address Behavioral Issues, Multiple Cat Profiles

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Treats | $0.99 | one-time |
| 40 Treats | $2.99 | one-time |
| 100 Treats | $4.99 | one-time |


### IEC61508 Learning

[App page](https://appshunter.io/ios/app/iec61508-learning/id6743861584)

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ML01 - Module & Lesson #3 | $6.99 | one-time |
| ML06 - Module & Lesson #8 | $6.99 | one-time |
| ML02 - Module & Lesson #4 | $6.99 | one-time |
| ML04 - Module & Lesson #6 | $6.99 | one-time |
| ML03 - Module & Lesson #5 | $6.99 | one-time |
| ML07 - Module & Lesson #9 | $6.99 | one-time |
| ML08 - Module & Lesson #10 | $6.99 | one-time |
| ML05 - Module & Lesson #7 | $6.99 | one-time |
| IEC61508 All Modules (3-10) | $44.99 | one-time |


## Frequently asked questions

### Is Click Crusade free?

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

### Is IEC61508 Learning free?

IEC61508 Learning is free to download, with in-app purchases available.

### Do Click Crusade or IEC61508 Learning have ads?

Neither Click Crusade nor IEC61508 Learning shows ads.

### Which is updated more often, Click Crusade or IEC61508 Learning?

Click Crusade ships an update every 2 months, and IEC61508 Learning every 4 months. Most recently, Click Crusade was updated on October 30, 2026 and IEC61508 Learning on October 25, 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.*