# LX SecurLock vs Interslavic

The clearest difference is in-app purchases: LX SecurLock at none against Interslavic's 1. LX SecurLock also leads on update cadence (every 2 weeks vs every 13 months) and iOS requirement (14.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Interslavic sells 1 one-off in-app purchase. LX SecurLock asks for nothing beyond the download.

LX SecurLock ships an update every 2 weeks, Interslavic every 13 months. The most recent releases landed on September 22, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | LX SecurLock | Interslavic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (4 ratings)](https://appshunter.io/ios/app/interslavic/id6743675845/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 13 months |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 15 MB |
| Requires iOS | **14.0** | 26.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, Mac |
| Age rating | 4+ | 12+ |
| Developer | [LX Aer Corporation](https://appshunter.io/developer/1505634540) | [Dmitry Kanunnikoff](https://appshunter.io/developer/1449411291) |

## What reviewers say

### LX SecurLock

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

**In-app purchases:** none


### Interslavic

[App page](https://appshunter.io/ios/app/interslavic/id6743675845)

Explore an improvised language that bridges Slavic tongues. Access a dictionary of Interslavic words with translations, search functionality, and transliteration tools. Learn about the history and development of this unique linguistic project.

**Highlights:** Download and view Interslavic words, Translations into Slavic languages, Search and filter functionality, Add words to Favorites, Transliteration between Latin and Cyrillic, Detailed word information

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip | $0.99 | one-time |


## Frequently asked questions

### Is LX SecurLock free?

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

### Is Interslavic free?

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

### Do LX SecurLock or Interslavic have ads?

Neither LX SecurLock nor Interslavic shows ads.

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

LX SecurLock ships an update every 2 weeks, and Interslavic every 13 months. Most recently, LX SecurLock was updated on September 22, 2026 and Interslavic on October 4, 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.*