# LangLang vs Chitz

The clearest difference is in-app purchases: LangLang at none against Chitz's 1. Chitz's advantage is ads (none vs shown) and update cadence (every 3 days vs weekly). On price and device support there is nothing between them.

Both are free to download. Chitz sells 1 one-off in-app purchase. LangLang asks for nothing beyond the download.

LangLang ships an update weekly, Chitz every 3 days. Both last shipped on October 13, 2026.

## The numbers

| Metric | LangLang | Chitz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/chitz/id6759876063/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 33 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Eunjin Jo](https://appshunter.io/developer/1456742459) | [Sean Sullivan](https://appshunter.io/developer/1766636691) |

## What reviewers say

### LangLang

[App page](https://appshunter.io/ios/app/langlang-ai-language-tutor/id6757977865)

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

**In-app purchases:** none


### Chitz

[App page](https://appshunter.io/ios/app/chitz/id6759876063)

This AI-powered application assists students with homework and exam preparation. It allows users to take photos of assignments and receive instant AI-generated answers, facilitating a more efficient study process. The app supports dual-device pairing for a seamless experience or can be used on a single phone.

**Highlights:** AI-powered homework answers, Dual-phone pairing for seamless study, Instant help on the go, Exam preparation assistance, Study and review assignments

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Token | $4.99 | one-time |


## Frequently asked questions

### Is LangLang free?

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

### Is Chitz free?

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

### Do LangLang or Chitz have ads?

LangLang shows ads; Chitz does not.

### Which is updated more often, LangLang or Chitz?

LangLang ships an update weekly, and Chitz every 3 days. Most recently, LangLang was updated on October 13, 2026 and Chitz on October 13, 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.*