# Lingua Sentence Builder vs Boki

The clearest difference is iOS requirement: Lingua Sentence Builder at 13.0 against Boki's 15.5. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Lingua Sentence Builder ships an update every 2 days, Boki every 3 days. Both last shipped on September 10, 2026.

## The numbers

| Metric | Lingua Sentence Builder | Boki |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 days |
| Size | 25 MB | 108 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Seungtae Kim](https://appshunter.io/developer/558266308) | [SUYEOL KO](https://appshunter.io/developer/1532874381) |

## What reviewers say

### Lingua Sentence Builder

[App page](https://appshunter.io/ios/app/lingua-sentence-builder/id6756288657)

**Features:** macOS Compatibility

**In-app purchases:** none


### Boki

[App page](https://appshunter.io/ios/app/boki/id6798581985)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lingua Sentence Builder free?

Lingua Sentence Builder is free to download, with no in-app purchases.

### Is Boki free?

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

### Do Lingua Sentence Builder or Boki have ads?

Neither Lingua Sentence Builder nor Boki shows ads.

### Which is updated more often, Lingua Sentence Builder or Boki?

Lingua Sentence Builder ships an update every 2 days, and Boki every 3 days. Most recently, Lingua Sentence Builder was updated on September 10, 2026 and Boki 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.*