# CompSci Calculator vs Binary_Calculator

The clearest difference is rating: CompSci Calculator at 4.4 against Binary_Calculator's 1.0. CompSci Calculator also leads on update cadence (every 3 days vs every 23 months) and ratings volume (42 vs 1). Binary_Calculator's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CompSci Calculator holds the better App Store score, 4.4 against 1.0. That said, the two scores are not equally well evidenced: CompSci Calculator has 42 ratings behind it against 1, so its average is the more settled of the two.

CompSci Calculator ships an update every 3 days, Binary_Calculator every 23 months. The most recent releases landed on September 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | CompSci Calculator | Binary_Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (42 ratings)](https://appshunter.io/ios/app/compsci-calculator/id1111878012/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/binary-calculator/id1611003861/reviews) |
| Number of ratings | **42** | 1 |
| Positive reviews | 62.5% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 23 months |
| Monetization | Ad-supported | **Free** |
| Size | 55 MB | 27 MB |
| Requires iOS | 10.0 | 10.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Corey Smith](https://appshunter.io/developer/1070099434) | [Ahmad Sattar](https://appshunter.io/developer/1458483953) |

## What reviewers say

### CompSci Calculator

[App page](https://appshunter.io/ios/app/compsci-calculator/id1111878012)

Perform calculations and conversions between decimal, hexadecimal, and binary bases in real-time. Ideal for programmers and computer scientists, it offers simultaneous display of values across all three modes and supports bitwise operations and complements.

**Highlights:** Decimal, hexadecimal, and binary base calculations, Real-time simultaneous conversion, Basic algebra between bases, Selectable bit size (8, 16, 24, 32), Bitwise functions, 1's and 2's complements

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

**In-app purchases:** none


### Binary_Calculator

[App page](https://appshunter.io/ios/app/binary-calculator/id1611003861)

Easily perform arithmetic operations on binary numbers with this calculator. It offers basic and advanced modes, a history of past calculations, and an in-app binary keyboard for quick input. Get results in seconds with step-by-step solutions.

**Highlights:** Basic and advanced modes, Calculation history, In-app binary keyboard, Multiple arithmetic operations, Decimal to binary conversion, Step-wise solutions

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CompSci Calculator free?

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

### Is Binary_Calculator free?

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

### Which has better reviews, CompSci Calculator or Binary_Calculator?

CompSci Calculator is rated higher. CompSci Calculator averages 4.4 out of 5 from 42 ratings, while Binary_Calculator averages 1.0 from 1 ratings.

### Do CompSci Calculator or Binary_Calculator have ads?

CompSci Calculator shows ads; Binary_Calculator does not.

### Which is updated more often, CompSci Calculator or Binary_Calculator?

CompSci Calculator ships an update every 3 days, and Binary_Calculator every 23 months. Most recently, CompSci Calculator was updated on September 24, 2026 and Binary_Calculator on October 15, 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.*