# Knorish Academy vs Certification Preparation

The clearest difference is in-app purchases: Knorish Academy at none against Certification Preparation's 2. Knorish Academy also leads on ads (none vs shown). Certification Preparation's advantage is update cadence (every 3 weeks vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Certification Preparation sells 2 one-off in-app purchases. Knorish Academy asks for nothing beyond the download.

Knorish Academy ships an update every 2 months, Certification Preparation every 3 weeks. The most recent releases landed on October 24, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Knorish Academy | Certification Preparation |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 36 MB | 42 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Edbound Inc](https://appshunter.io/developer/6819152266) | [Manish Salunke](https://appshunter.io/developer/1896583910) |

## What reviewers say

### Knorish Academy

[App page](https://appshunter.io/ios/app/knorish-academy/id1609216279)

**Features:** macOS Compatibility

**In-app purchases:** none


### Certification Preparation

[App page](https://appshunter.io/ios/app/certification-preparation/id6776616024)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Limited Time Offer | $9.99 | one-time |
| Course Unlock | $19.99 | one-time |


## Frequently asked questions

### Is Knorish Academy free?

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

### Is Certification Preparation free?

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

### Do Knorish Academy or Certification Preparation have ads?

Certification Preparation shows ads; Knorish Academy does not.

### Which is updated more often, Knorish Academy or Certification Preparation?

Knorish Academy ships an update every 2 months, and Certification Preparation every 3 weeks. Most recently, Knorish Academy was updated on October 24, 2026 and Certification Preparation on October 13, 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.*