# Pinyin Chart vs Bootstrap Chinese Grammar

The clearest difference is rating: Bootstrap Chinese Grammar at 4.0 against Pinyin Chart's 3.0. Bootstrap Chinese Grammar also leads on iOS requirement (15 vs 17.0). Pinyin Chart's advantage is update cadence (every 2 months vs every 11 months) and ratings volume (4 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Pinyin Chart sells 10 one-off in-app purchases and Bootstrap Chinese Grammar sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Bootstrap Chinese Grammar holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Pinyin Chart ships an update every 2 months, Bootstrap Chinese Grammar every 11 months. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Pinyin Chart | Bootstrap Chinese Grammar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (4 ratings)](https://appshunter.io/ios/app/pinyin-chart-learn-chinese/id407215045/reviews) | **[4.0 (1 ratings)](https://appshunter.io/ios/app/bootstrap-chinese-grammar/id6504126572/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | 82.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 11 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 106 MB | 20 MB |
| Requires iOS | 17.0 | **15** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [OnDemandWorld (HK)](https://appshunter.io/developer/1195404946) | [Declan Software](https://appshunter.io/developer/932750266) |

## What reviewers say

### Pinyin Chart

[App page](https://appshunter.io/ios/app/pinyin-chart-learn-chinese/id407215045)

This app helps you learn Mandarin pronunciation and vocabulary. It features an interactive sound chart with native speaker audio, pronunciation lessons, and a vocabulary list to build your Chinese language foundation.

**Highlights:** Interactive pinyin sound chart, Native speaker audio for pronunciation, Pronunciation lessons, Mandarin vocabulary list, Self-paced learning

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| Dragons Theme | $0.99 | one-time |
| Dragon Boat Festival Theme | $0.99 | one-time |
| Halloween Theme | $0.99 | one-time |
| Mid-Autumn Theme | $0.99 | one-time |
| Panda Theme | $0.99 | one-time |
| Winter Solstic Theme | $0.99 | one-time |
| All Lessons | $4.99 | one-time |
| All Themes | $4.99 | one-time |
| VIP | $9.99 | one-time |

**What reviewers like**

- 👍 Simple and easy-to-use interface
- 🎯 Clear and accurate pronunciation audio
- 📊 Comprehensive pinyin chart with all combinations
- 💰 Free app with useful functionality
- 🎓 Excellent learning tool for Mandarin students

**What reviewers complain about**

- 🐛 Audio not working on some devices (iPhone/iPad)
- 📢 Intrusive and frequent advertisements
- 💸 Misleading in-app purchase options
- 🔧 Confusing premium version pricing ($9.99 vs $0.99)
- 📵 Ads block content on screen

**Reported bugs**

- Audio does not work on iPhone (works on iPad)
- App crashes frequently on iOS 4.2
- Nag screen freezes application making it unusable
- Restore purchase button not accessible/scrollable
- Some sounds don't work (e.g., 'ue' sound)

**Requested features**

- Male voice option in addition to female voice
- Instructions on how to properly form sounds
- Search functionality to find specific pinyin
- Ability to highlight and listen to entire rows/columns
- English meanings for words (e.g., ma = mom, horse, yell)


### Bootstrap Chinese Grammar

[App page](https://appshunter.io/ios/app/bootstrap-chinese-grammar/id6504126572)

This app offers a structured, grammar-based approach to learning Chinese. It features clear explanations, numerous audio examples, and interactive exercises to build speaking and comprehension skills. A personal study list helps streamline the learning process.

**Highlights:** 200 grammar topics, 2800+ audio examples, Step-by-step learning, Interactive exercises, Personal study list, Companion book integration

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Chinese | $34.99 | one-time |


## Frequently asked questions

### Is Pinyin Chart free?

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

### Is Bootstrap Chinese Grammar free?

Bootstrap Chinese Grammar is free to download, with in-app purchases available.

### Which has better reviews, Pinyin Chart or Bootstrap Chinese Grammar?

Bootstrap Chinese Grammar is rated higher. Pinyin Chart averages 3.0 out of 5 from 4 ratings, while Bootstrap Chinese Grammar averages 4.0 from 1 ratings.

### Do Pinyin Chart or Bootstrap Chinese Grammar have ads?

Neither Pinyin Chart nor Bootstrap Chinese Grammar shows ads.

### Which is updated more often, Pinyin Chart or Bootstrap Chinese Grammar?

Pinyin Chart ships an update every 2 months, and Bootstrap Chinese Grammar every 11 months. Most recently, Pinyin Chart was updated on November 1, 2026 and Bootstrap Chinese Grammar on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*