# BitBitCS vs Computer Science Dictionary

The clearest difference is update cadence: BitBitCS at every 8 days against Computer Science Dictionary's every 16 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. BitBitCS sells 1 in-app purchase, starting at $4.99 per month and Computer Science Dictionary sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

BitBitCS ships an update every 8 days, Computer Science Dictionary every 16 months. The most recent releases landed on May 16, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | BitBitCS | Computer Science Dictionary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (3 ratings)](https://appshunter.io/ios/app/computer-science-dictionary/id6714465469/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 16 months |
| Monetization | — | Free |
| Size | 33 MB | 68 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LIN SUN](https://appshunter.io/developer/1764594272) | [Shital Gorasiya](https://appshunter.io/developer/1737199158) |

## What reviewers say

### BitBitCS

[App page](https://appshunter.io/ios/app/bitbitcs/id6661013090)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | per month |


### Computer Science Dictionary

[App page](https://appshunter.io/ios/app/computer-science-dictionary/id6714465469)

This app offers a comprehensive offline dictionary for computer science and engineering students, featuring over 4,200 terms, formulas, historical insights, and quizzes. Explore computer history, save favorite terms, and test your knowledge with interactive challenges.

**Highlights:** 4,200+ Computer Engineering terms, Visual representations of formulas, Comprehensive computer history timeline, Challenging quizzes, Autoplay audio definitions, Community word contributions, Save favorite terms

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Purchase | $6.99 | one-time |


## Frequently asked questions

### Is BitBitCS free?

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

### Is Computer Science Dictionary free?

Computer Science Dictionary is free to download, with in-app purchases available.

### Do BitBitCS or Computer Science Dictionary have ads?

Neither BitBitCS nor Computer Science Dictionary shows ads.

### Which is updated more often, BitBitCS or Computer Science Dictionary?

BitBitCS ships an update every 8 days, and Computer Science Dictionary every 16 months. Most recently, BitBitCS was updated on May 16, 2026 and Computer Science Dictionary on September 22, 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.*