CompSci Calculator vs SuBinary 10
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CompSci Calculator
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.
- 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
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CompSci Calculator lets you calculate in three different bases: decimal, hexadecimal, and binary. CompSci Calculator was developed for programmers, developers, computer engineers, and computer scientists. In real time you can do part of an equation in one base and then switch to another and complete the equation. As you type in any particular base the values in all three modes are displayed together. Because of the real time instant conversion between the bases CompSci Calculator also serves as an excellent conversion tool. Features: -basic algebra between bases -simultaneous answers in all three bases -selectable bit size: 8,16,24,32 -optional additional 16 bits of radix point precision -bitwise functions -1's and 2's complements -shift left and shift right Student and teacher feedback is very appreciated!
SuBinary 10
Easily convert between binary, decimal, hexadecimal, and octal number systems. Simply input your values into the text area and let the application perform the conversions for you.
- Binary to Decimal conversion
- Hexadecimal to Octal conversion
- Supports multiple number systems
- Intuitive text input
- Real-time conversions
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Now you can convert Binary to Decimal, HexaDecimal to OctaDecimal or whatever you want. Just tap on the text area and enter values. Then, let them app convert for you.
Screenshots
Verdict
The clearest difference is rating: SuBinary 10 at 5.0 against CompSci Calculator's 4.4. CompSci Calculator's advantage is in-app purchases (none vs 1) and update cadence (every 3 days vs every 6 weeks). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. SuBinary 10 sells 1 one-off in-app purchase. CompSci Calculator asks for nothing beyond the download.
SuBinary 10 holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: CompSci Calculator has 42 ratings behind it against 3, so its average is the more settled of the two.
CompSci Calculator ships an update every 3 days, SuBinary 10 every 6 weeks. Both last shipped on November 2, 2026.
| Parameter | CompSci Calculator | SuBinary 10 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (42 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 62.5% of reviews | — |
| Number of ratings | 42 — better | 3 |
| Update frequency | Every 3 days — better | Every 6 weeks |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 55 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | Corey Smith | Enes Akkus |
Customer experience
CompSci Calculator
SuBinary 10
In-app purchases
CompSci Calculator
No in-app purchases
SuBinary 10
- Remove Ads$0.99
Questions
Is CompSci Calculator free?
Is SuBinary 10 free?
Which has better reviews, CompSci Calculator or SuBinary 10?
Do CompSci Calculator or SuBinary 10 have ads?
Which is updated more often, CompSci Calculator or SuBinary 10?
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