# Computer Science Converter vs AP Computer Science A Review

The clearest difference is rating: AP Computer Science A Review at 5.0 against Computer Science Converter's 3.8. AP Computer Science A Review also leads on update cadence (daily vs every 12 months) and review sentiment (100% vs 86%). Computer Science Converter's advantage is in-app purchases (none vs 3) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. AP Computer Science A Review sells 3 in-app purchases, starting at $5.99 per month. Computer Science Converter asks for nothing beyond the download.

AP Computer Science A Review holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: Computer Science Converter has 10 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 86% of Computer Science Converter's written reviews are positive against 100% of AP Computer Science A Review's.

Computer Science Converter ships an update every 12 months, AP Computer Science A Review daily. The most recent releases landed on August 24, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Computer Science Converter | AP Computer Science A Review |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (10 ratings)](https://appshunter.io/ios/app/computer-science-converter/id1451753843/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ap-computer-science-a-review/id6470670324/reviews)** |
| Number of ratings | **10** | 2 |
| Positive reviews | 85.7% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 12 months | **Daily** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 12 MB | 69 MB |
| Requires iOS | **14.5** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | +12 |
| Developer | [Andrew Rotert](https://appshunter.io/developer/1448329272) | [Dom David](https://appshunter.io/developer/1445642821) |

## What reviewers say

### Computer Science Converter

[App page](https://appshunter.io/ios/app/computer-science-converter/id1451753843)

This app facilitates quick conversions between various number systems including decimal, binary, hexadecimal, and octal. It also supports signed integer conversions, text encoding, IP address calculations, and subnetting tools. Perform bitwise operations like AND, OR, and XOR with ease.

**Highlights:** Decimal, Binary, Hexadecimal, Octal conversions, Signed integer and Two's Complement conversions, Text to Binary/Hexadecimal conversion, IP Address and Subnetting calculations, Bitwise operations (AND, OR, XOR, NOT), Identifies IP address class and Subnet IDs

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

**In-app purchases:** none


### AP Computer Science A Review

[App page](https://appshunter.io/ios/app/ap-computer-science-a-review/id6470670324)

Prepare for the AP Computer Science A exam with over 180 Java programming problems and multiple-choice questions. Review AP-style problems and publicly available free-response questions to hone your coding skills.

**Highlights:** 180+ Java programming problems, Covers all 10 AP CSA units, Multiple choice questions, AP-style problems, Review FRQ problems

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $5.99 | per month |
| 6 Months | $24.99 | per 6 months |
| Yearly | $39.99 | per year |


## Frequently asked questions

### Is Computer Science Converter free?

Computer Science Converter is free to download, with no in-app purchases.

### Is AP Computer Science A Review free?

AP Computer Science A Review is free to download, with in-app purchases available.

### Which has better reviews, Computer Science Converter or AP Computer Science A Review?

AP Computer Science A Review is rated higher. Computer Science Converter averages 3.8 out of 5 from 10 ratings, while AP Computer Science A Review averages 5.0 from 2 ratings.

### Do Computer Science Converter or AP Computer Science A Review have ads?

AP Computer Science A Review shows ads; Computer Science Converter does not.

### Which is updated more often, Computer Science Converter or AP Computer Science A Review?

Computer Science Converter ships an update every 12 months, and AP Computer Science A Review daily. Most recently, Computer Science Converter was updated on August 24, 2026 and AP Computer Science A Review on September 10, 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.*