# Interslavic vs FinLex

The clearest difference is update cadence: FinLex at every 3 days against Interslavic's every 13 months. FinLex also leads on iOS requirement (15.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Interslavic sells 1 one-off in-app purchase and FinLex sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Interslavic ships an update every 13 months, FinLex every 3 days. The most recent releases landed on October 21, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Interslavic | FinLex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/interslavic/id6743675845/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 15 MB | 18 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Dmitry Kanunnikoff](https://appshunter.io/developer/1449411291) | [Masud Ahmed](https://appshunter.io/developer/1896768847) |

## What reviewers say

### 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 |


### FinLex

[App page](https://appshunter.io/ios/app/finlex/id6771011550)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FinLex Pro — Monthly | $1.99 | per month |
| FinLex Pro — Quarterly | $6.99 | per 3 months |
| FinLex Pro — Yearly | $14.99 | per year |


## Frequently asked questions

### Is Interslavic free?

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

### Is FinLex free?

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

### Do Interslavic or FinLex have ads?

Neither Interslavic nor FinLex shows ads.

### Which is updated more often, Interslavic or FinLex?

Interslavic ships an update every 13 months, and FinLex every 3 days. Most recently, Interslavic was updated on October 21, 2026 and FinLex on October 17, 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.*