NerdCalc vs Developer Calc Hex Dec Oct Bin
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
Read full descriptionHide full description
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!
Developer Calc Hex Dec Oct Bin
This app converts numbers between binary, octal, decimal, and hexadecimal bases on a single screen. It also displays color hex codes and RGB values simultaneously. It's designed for developers needing quick base conversions and color code referencing.
- Binary, octal, decimal, hexadecimal conversion
- Color hex code and RGB display
- Large 19-digit decimal display
- Conversion reset toggle
- Maximum and minimum value display
Read full descriptionHide full description
The Calculator for Developer Developer Calc includes the following features: ■ Binary, octal, decimal, and hexadecimal in one screen ■ Color Hex code, RGB in one screen ■ The maximum value : 0x0FFF FFFF FFFF FFFF ■ The minimum value : 0xF000 0000 0000 0000 ■ The large 19-digit display of decimal ■ Conversion reset ON/OFF The following features are not included: (Just For Simple) ■ Scientific: trigonometric, hyperbolic, and logarithmic functions ■ Conversion: length, area, volume, speed, weight, temperature; unit arithmetic
Screenshots
Verdict
The clearest difference is rating: NerdCalc at 4.8 against Developer Calc Hex Dec Oct Bin's 4.1. NerdCalc also leads on ads (none vs shown) and ratings volume (183 vs 15). Developer Calc Hex Dec Oct Bin's advantage is update cadence (every 5 months vs every 19 months) and device support (3 vs 1). On price, review sentiment 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
NerdCalc holds the better App Store score, 4.8 against 4.1. That said, the two scores are not equally well evidenced: NerdCalc has 183 ratings behind it against 15, so its average is the more settled of the two. Written reviews point the same way: 83% of NerdCalc's written reviews are positive against 76% of Developer Calc Hex Dec Oct Bin's.
NerdCalc ships an update every 19 months, Developer Calc Hex Dec Oct Bin every 5 months. The most recent releases landed on September 13, 2026 and September 22, 2026 respectively.
| Parameter | NerdCalc | Developer Calc Hex Dec Oct Bin |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (183 ratings) — better | 4.1 (15 ratings) |
| Positive reviews | 83.3% of reviews — better | 76.3% of reviews |
| Number of ratings | 183 — better | 15 |
| Update frequency | Every 19 months | Every 5 months — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 0 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Nidal Fakhouri | QQ TSUBASA |
Customer experience
NerdCalc
Developer Calc Hex Dec Oct Bin
In-app purchases
NerdCalc
No in-app purchases
Developer Calc Hex Dec Oct Bin
No in-app purchases
Questions
Is NerdCalc free?
Is Developer Calc Hex Dec Oct Bin free?
Which has better reviews, NerdCalc or Developer Calc Hex Dec Oct Bin?
Do NerdCalc or Developer Calc Hex Dec Oct Bin have ads?
Which is updated more often, NerdCalc or Developer Calc Hex Dec Oct Bin?
Other comparisons
