NerdCalc vs calcDS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NerdCalc
Perform calculations across binary, hexadecimal, and decimal number bases simultaneously. Easily switch input modes and see results update instantly for all bases. Supports unsigned and 2's complement for negative numbers, along with arithmetic, logic, and bitwise operations.
- Simultaneous base display
- Switchable input modes
- Unsigned and 2's complement support
- Arithmetic operations
- Logic operations
- Bitwise shifting
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NerdCalc is a binary, hexadecimal and decimal calculator that displays all three number bases at the same time. With NerdCalc, you can quickly switch which base you are inputting and the result of your calculations is always updated for all three bases, no matter what the current input mode. NerdCalc supports both unsigned and 2’s complement, to allow for negative numbers, and can perform basic arithmetic and logic operations as well as bitwise shifting. Enjoy!
calcDS
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The Last Calculator you will ever need. Perfect choice for scientists, engineers and programmers.featuring standard mathematic functions, as well as a full 64bit binary calculator with displays in Binary, Octal, Decimal and Hexadecimal. There are no IN-APP purchases or annoying ads ever
Screenshots
Verdict
The clearest difference is price: NerdCalc at Free against calcDS's $1.99. calcDS's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 17.0). On ads and in-app purchases 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
NerdCalc is free to download; calcDS costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | NerdCalc | calcDS |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | 4.8 (183 ratings) — better | — |
| Positive reviews | 83.3% of reviews | — |
| Number of ratings | 183 — better | — |
| Update frequency | Every 19 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 0 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Nidal Fakhouri | R.David Sisemore |
In-app purchases
NerdCalc
No in-app purchases
calcDS
No in-app purchases









