# Premier Tefl vs Border Field State Park

The clearest difference is in-app purchases: Border Field State Park at none against Premier Tefl's 4. Border Field State Park also leads on update cadence (every 6 months vs every 13 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Premier Tefl sells 4 one-off in-app purchases. Border Field State Park asks for nothing beyond the download.

Premier Tefl ships an update every 13 months, Border Field State Park every 6 months. The most recent releases landed on October 25, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Premier Tefl | Border Field State Park |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 6 months** |
| Monetization | Free with in-app purchases | — |
| Size | 55 MB | 136 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Premier Education Partners Ltd](https://appshunter.io/developer/1462045428) | [Friends of San Diego Wildlife Refuges, Inc.](https://appshunter.io/developer/1582856473) |

## What reviewers say

### Premier Tefl

[App page](https://appshunter.io/ios/app/premier-tefl/id1462045429)

Prepare for a career teaching English abroad with comprehensive, accredited online courses. Gain the confidence and skills needed to become an impactful global educator.

**Highlights:** Internationally recognized accreditation, Comprehensive online courses, Easy-to-follow curriculum, Develop teaching confidence, Prepare for global travel

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Become an IELTS Coach | $59.99 | one-time |
| Teaching Young Learners | $129.99 | one-time |
| 120 Hour Advanced TEFL Course | $189.99 | one-time |
| 168 Hour Level 5 TEFL Course | $349.99 | one-time |


### Border Field State Park

[App page](https://appshunter.io/ios/app/border-field-state-park/id1582856471)

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

**In-app purchases:** none


## Frequently asked questions

### Is Premier Tefl free?

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

### Is Border Field State Park free?

Border Field State Park is free to download, with no in-app purchases.

### Do Premier Tefl or Border Field State Park have ads?

Neither Premier Tefl nor Border Field State Park shows ads.

### Which is updated more often, Premier Tefl or Border Field State Park?

Premier Tefl ships an update every 13 months, and Border Field State Park every 6 months. Most recently, Premier Tefl was updated on October 25, 2026 and Border Field State Park on October 20, 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.*