# Onset vs BITU

The clearest difference is update cadence: BITU at every 2 weeks against Onset's monthly. Onset's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

Onset ships an update monthly, BITU every 2 weeks. Both last shipped on October 7, 2026.

## The numbers

| Metric | Onset | BITU |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (21 ratings)](https://appshunter.io/ios/app/onset-language-learning/id1619604518/reviews)** | — |
| Number of ratings | **21** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 53 MB | 53 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [Compass X Ltd](https://appshunter.io/developer/1340624421) | [IST LLC](https://appshunter.io/developer/1524943416) |

## What reviewers say

### Onset

[App page](https://appshunter.io/ios/app/onset-language-learning/id1619604518)

This platform helps users easily learn English vocabulary and expand their word knowledge through engaging games and competitive challenges. Earn in-game currency with victories to unlock specialized grammar courses.

**Highlights:** Learn English vocabulary, Expand word knowledge, Engaging games, Competitive challenges, Earn in-game currency, Unlock grammar courses

**Features:** macOS Compatibility

**In-app purchases:** none


### BITU

[App page](https://appshunter.io/ios/app/bitu/id6464280673)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Onset free?

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

### Is BITU free?

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

### Do Onset or BITU have ads?

Neither Onset nor BITU shows ads.

### Which is updated more often, Onset or BITU?

Onset ships an update monthly, and BITU every 2 weeks. Most recently, Onset was updated on October 7, 2026 and BITU on October 7, 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.*