# LX SecurLock vs PolyChat

The clearest difference is in-app purchases: LX SecurLock at none against PolyChat's 9. LX SecurLock also leads on ads (none vs shown) and device support (4 vs 2). On price and update cadence there is nothing between them.

Both are free to download. PolyChat sells 9 in-app purchases, starting at $12.99 per month. LX SecurLock asks for nothing beyond the download.

LX SecurLock ships an update every 2 weeks, PolyChat every 11 days. The most recent releases landed on September 22, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | LX SecurLock | PolyChat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (215 ratings)](https://appshunter.io/ios/app/polychat-language-learning/id6449936635/reviews)** |
| Number of ratings | — | **215** |
| Positive reviews | — | 95.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 11 days** |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 99 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [LX Aer Corporation](https://appshunter.io/developer/1505634540) | [Applied AI](https://appshunter.io/developer/1691066680) |

## What reviewers say

### LX SecurLock

[App page](https://appshunter.io/ios/app/lx-securlock/id6444597470)

**In-app purchases:** none


### PolyChat

[App page](https://appshunter.io/ios/app/polychat-language-learning/id6449936635)

Master new languages with interactive lessons, engaging games, and an AI chat tutor. Practice vocabulary, grammar, and conversation with a powerful translator and conjugation tools. Learn at your own pace, anytime, anywhere.

**Highlights:** Interactive lessons, Gamified vocabulary challenges, AI chat tutor, Real-time translator, Verb conjugator, Progress tracking

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Polychat Plus Monthly | $12.99 | per month |
| Polychat Plus | $89.99 | per year |
| Weekend Getaway | $0.99 | one-time |
| Regional Excursion | $4.99 | one-time |
| Road Trip | $9.99 | one-time |
| Cross Country Adventure | $19.99 | one-time |
| Globetrotter Grand Tour | $49.99 | one-time |
| Space Odyssey | $99.99 | one-time |
| PolyChat Plus — Lifetime | $199.99 | one-time |

**What reviewers like**

- 💡 Innovative learning path feature
- 💡 Custom vocabulary quizzes
- 👍 Easy to understand lessons
- 💡 Build your own character
- 👍 Great user interface

**What reviewers complain about**

- 🐛 No writing exercises
- 🐛 AI chat is too hard (for some)
- 🐛 Lack of level adjustment for experienced speakers
- 🐛 Lessons are a bit fast for some

**Reported bugs**

- ChatGPT not functioning (Pro subscription issue)
- Pro subscription not working

**Requested features**

- Add writing exercises
- Ability to open a lesson at any level
- More lessons for total beginners


## Frequently asked questions

### Is LX SecurLock free?

LX SecurLock is free to download, with no in-app purchases.

### Is PolyChat free?

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

### Do LX SecurLock or PolyChat have ads?

PolyChat shows ads; LX SecurLock does not.

### Which is updated more often, LX SecurLock or PolyChat?

LX SecurLock ships an update every 2 weeks, and PolyChat every 11 days. Most recently, LX SecurLock was updated on September 22, 2026 and PolyChat on October 9, 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.*