# US Teacher Certification Tests vs Praxis Core Prep

The clearest difference is update cadence: US Teacher Certification Tests at weekly against Praxis Core Prep's every 3 weeks. US Teacher Certification Tests also leads on device support (4 vs 2) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. US Teacher Certification Tests sells 15 one-off in-app purchases and Praxis Core Prep sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

US Teacher Certification Tests ships an update weekly, Praxis Core Prep every 3 weeks. The most recent releases landed on October 8, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | US Teacher Certification Tests | Praxis Core Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Size | 17 MB | 9 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Fathia Najjar](https://appshunter.io/developer/1534572846) | [Hermes Inteligencia Digital Ltda](https://appshunter.io/developer/1896694873) |

## What reviewers say

### US Teacher Certification Tests

[App page](https://appshunter.io/ios/app/us-teacher-certification-tests/id1556866585)

**Features:** Vision Pro support

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Praxis Gifted Education Review | $1.99 | one-time |
| Praxis Reading Specialist | $1.99 | one-time |
| GACE Special Education | $2.99 | one-time |
| FTCE ESE Teacher Exam Review | $2.99 | one-time |
| FTCE Professional Education | $2.99 | one-time |
| Praxis Business Education | $2.99 | one-time |
| Praxis Early Childhood Educ | $2.99 | one-time |
| FTCE General Knowledge Review | $2.99 | one-time |
| Praxis Elementary Education | $2.99 | one-time |
| Praxis Middle School Review | $2.99 | one-time |
| Praxis PLT Exam Review | $2.99 | one-time |
| Praxis School Psychologist | $2.99 | one-time |
| Praxis School Counselor Review | $2.99 | one-time |
| Praxis Special Education SPED | $2.99 | one-time |
| Praxis Technology Education | $2.99 | one-time |


### Praxis Core Prep

[App page](https://appshunter.io/ios/app/praxis-core-prep-teach-and-test/id6789263143)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Praxis Prep Weekly | $3.99 | per 7 days |
| Praxis Prep Monthly | $10.99 | per month |
| Quarterly | $21.99 | per 3 months |


## Frequently asked questions

### Is US Teacher Certification Tests free?

US Teacher Certification Tests is free to download, with in-app purchases available.

### Is Praxis Core Prep free?

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

### Do US Teacher Certification Tests or Praxis Core Prep have ads?

Neither US Teacher Certification Tests nor Praxis Core Prep shows ads.

### Which is updated more often, US Teacher Certification Tests or Praxis Core Prep?

US Teacher Certification Tests ships an update weekly, and Praxis Core Prep every 3 weeks. Most recently, US Teacher Certification Tests was updated on October 8, 2026 and Praxis Core Prep 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.*