# LingoFrontier vs LabProtocol

The clearest difference is iOS requirement: LabProtocol at 15.1 against LingoFrontier's 17.6. On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. LingoFrontier sells 4 in-app purchases, starting at $2.99 per 7 days and LabProtocol sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

LingoFrontier ships an update every 5 days, LabProtocol every 11 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | LingoFrontier | LabProtocol |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | — |
| Update frequency | **Every 5 days** | Every 11 days |
| Size | 137 MB | 34 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | **iPhone** | — |
| Age rating | 4+ | 4+ |
| Developer | [Klondis](https://appshunter.io/developer/1879276434) | [TOMAS SAROUN](https://appshunter.io/developer/1889510357) |

## What reviewers say

### LingoFrontier

[App page](https://appshunter.io/ios/app/lingofrontier-type-thai/id6759525875)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LingoFrontier: Type Thai Weekly | $2.99 | per 7 days |
| LingoFrontier: Type Thai Monthly | $5.99 | per month |
| LingoFrontier: Type Thai Annual | $24.99 | per year |
| LingoFrontier: Type Thai Lifetime | $39.99 | one-time |


### LabProtocol

[App page](https://appshunter.io/ios/app/labprotocol/id6761419953)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LabProtocol Pro | $2.99 | per month |


## Frequently asked questions

### Is LingoFrontier free?

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

### Is LabProtocol free?

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

### Which is updated more often, LingoFrontier or LabProtocol?

LingoFrontier ships an update every 5 days, and LabProtocol every 11 days. Most recently, LingoFrontier was updated on November 5, 2026 and LabProtocol on November 5, 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.*