# PTE Alpaca vs PolyU Library

The clearest difference is in-app purchases: PolyU Library at none against PTE Alpaca's 7. PolyU Library also leads on ads (none vs shown). PTE Alpaca's advantage is update cadence (every 3 weeks vs every 4 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. PTE Alpaca sells 6 one-off in-app purchases. PolyU Library asks for nothing beyond the download.

PTE Alpaca ships an update every 3 weeks, PolyU Library every 4 months. The most recent releases landed on September 24, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | PTE Alpaca | PolyU Library |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (61 ratings)](https://appshunter.io/ios/app/pte-alpaca-practice-for-exam/id1353782269/reviews)** | — |
| Number of ratings | **61** | — |
| Positive reviews | 73.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 120 MB | 34 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [yangtuo  education technology Co. Ltd.](https://appshunter.io/developer/1353782268) | [The Hong Kong Polytechnic University](https://appshunter.io/developer/442903588) |

## What reviewers say

### PTE Alpaca

[App page](https://appshunter.io/ios/app/pte-alpaca-practice-for-exam/id1353782269)

This app leverages AI technology and expert curriculum to provide intelligent level testing and professional practice materials for the PTE exam. It offers targeted lessons and exercises based on AI analysis of your weaknesses, along with real-time exam insights and a community forum for sharing experiences.

**Highlights:** AI intelligent level testing, Targeted lesson and practice recommendations, Real-time exam prediction questions, RA five-step breakdown, Intensive listening and reading exercises, Community forum for sharing experiences

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PTE 30天 VIP | $14.99 | one-time |
| PTE 90天 VIP | $29.99 | one-time |
| 三个月羊驼PTE会员 | $34.99 | one-time |
| PTE 180天 VIP | $49.99 | one-time |
| 六个月羊驼PTE会员 | $69.99 | one-time |
| 十二个月羊驼PTE会员 | $119.99 | one-time |

**What reviewers like**

- 👍 Comprehensive PTE resources
- 🎯 Accurate AI scoring
- 🚀 Fast updates for new questions
- 💬 Helpful community forum
- 💡 AI oral practice feedback

**What reviewers complain about**

- 🐛 App crashes frequently
- 🐛 Login issues after updates
- 🐛 Verification code not received
- 🐛 Subscription auto-renewal problems
- 🐛 VIP features not working

**Reported bugs**

- Request timeout errors
- Cannot connect to network
- App keeps crashing
- Verification code not sent
- Automatic subscription issues

**Requested features**

- Translate app to English
- Add English version
- Improve iPad compatibility
- Add horizontal screen support
- More detailed explanations for difficult questions


### PolyU Library

[App page](https://appshunter.io/ios/app/polyu-library/id6450161237)

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

**In-app purchases:** none


## Frequently asked questions

### Is PTE Alpaca free?

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

### Is PolyU Library free?

PolyU Library is free to download, with no in-app purchases.

### Do PTE Alpaca or PolyU Library have ads?

PTE Alpaca shows ads; PolyU Library does not.

### Which is updated more often, PTE Alpaca or PolyU Library?

PTE Alpaca ships an update every 3 weeks, and PolyU Library every 4 months. Most recently, PTE Alpaca was updated on September 24, 2026 and PolyU Library on September 10, 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.*