# HSK Flash vs Math Bytes

The clearest difference is in-app purchases: HSK Flash at none against Math Bytes's 1. HSK Flash also leads on ratings volume (4 vs 1). Math Bytes's advantage is update cadence (every 8 days vs every 6 months). On price, rating, ads and device support there is nothing between them.

Both are free to download. Math Bytes sells 1 one-off in-app purchase. HSK Flash asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for HSK Flash against 5.0 for Math Bytes. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

HSK Flash ships an update every 6 months, Math Bytes every 8 days. The most recent releases landed on October 11, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | HSK Flash | Math Bytes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/hsk-flash/id6743335919/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/math-bytes-unlimited-feed/id6756816807/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 8 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 3 MB | 28 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [David Johnson](https://appshunter.io/developer/1802300813) | [Aranya Cloud Technologies LLC](https://appshunter.io/developer/1862963058) |

## What reviewers say

### HSK Flash

[App page](https://appshunter.io/ios/app/hsk-flash/id6743335919)

Master Chinese language skills offline or online with comprehensive HSK level content. Study at your own pace using customizable settings and a powerful search function. Ideal for learners from beginner to advanced stages.

**Highlights:** Offline and online study modes, Covers HSK levels 1-6, Authentic characters, audio, pinyin, definitions, Customizable study settings, Search functionality

**Features:** macOS Compatibility

**In-app purchases:** none


### Math Bytes

[App page](https://appshunter.io/ios/app/math-bytes-unlimited-feed/id6756816807)

Engage with a dynamic feed of math trivia, puzzles, and brain teasers. Swipe through challenges, learn new concepts with instant explanations, and save your favorite questions. Offers both basic and advanced content for continuous learning.

**Highlights:** TikTok-style scrolling feed, 1000+ basic math questions, 3000+ advanced challenges (premium), Instant explanations for answers, Save favorite questions, 30 customizable themes, Offline access (premium)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Math Bytes Premium | $1.99 | one-time |


## Frequently asked questions

### Is HSK Flash free?

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

### Is Math Bytes free?

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

### Which has better reviews, HSK Flash or Math Bytes?

HSK Flash and Math Bytes are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.

### Do HSK Flash or Math Bytes have ads?

Neither HSK Flash nor Math Bytes shows ads.

### Which is updated more often, HSK Flash or Math Bytes?

HSK Flash ships an update every 6 months, and Math Bytes every 8 days. Most recently, HSK Flash was updated on October 11, 2026 and Math Bytes on October 16, 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.*