# Praxis Core Practice Test Prep vs Kuriosity

The clearest difference is ads: Praxis Core Practice Test Prep at none against Kuriosity's shown. Praxis Core Practice Test Prep also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. Praxis Core Practice Test Prep sells 1 one-off in-app purchase and Kuriosity sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Praxis Core Practice Test Prep ships an update weekly, Kuriosity every 5 days. The most recent releases landed on September 9, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Praxis Core Practice Test Prep | Kuriosity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (7 ratings)](https://appshunter.io/ios/app/kuriosity-ai-identifier/id6762494886/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 48 MB | 51 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [3328833 Nova Scotia Limited](https://appshunter.io/developer/1757830011) | [SEM Developer LLC](https://appshunter.io/developer/1894376078) |

## What reviewers say

### Praxis Core Practice Test Prep

[App page](https://appshunter.io/ios/app/praxis-core-practice-test-prep/id6753198913)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $9.99 | one-time |


### Kuriosity

[App page](https://appshunter.io/ios/app/kuriosity-ai-identifier/id6762494886)

Identify objects, places, and living things using your phone's camera or gallery. Explore different AI modes for detailed information, creative roasting, or geographical context. Save your scans and unlock advanced features through subscription.

**Highlights:** AI-powered image identification, Standard, Biologist, Geographer, Roastmaster modes, Photo and gallery upload, Contextual information and questions, Personal scan history log, Premium AI modes

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kuriosity Monthly Subscription | $0.99 | per month |
| Kuriosity Annual Subscription | $9.99 | per year |


## Frequently asked questions

### Is Praxis Core Practice Test Prep free?

Praxis Core Practice Test Prep is free to download, with in-app purchases available.

### Is Kuriosity free?

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

### Do Praxis Core Practice Test Prep or Kuriosity have ads?

Kuriosity shows ads; Praxis Core Practice Test Prep does not.

### Which is updated more often, Praxis Core Practice Test Prep or Kuriosity?

Praxis Core Practice Test Prep ships an update weekly, and Kuriosity every 5 days. Most recently, Praxis Core Practice Test Prep was updated on September 9, 2026 and Kuriosity on October 6, 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.*