Best apps like Geek's hexadecimal calculator

10+ similar apps compared and reviewed

3.9 avg rating
5 free apps
Updated August 2026

Geek's hexadecimal calculator is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

KobCard

KobCard by KOB MARKETING

Gift Card Information Platform
📊 Productivity
4.0(62 ratings)
Free
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KobCard screenshot 4

KobCard is a comprehensive gift card information platform that offers real-time exchange rates, price calculations, and the latest news on gift cards. It serves as a one-stop destination for individuals looking to buy, sell, or stay informed about the world of gift cards.

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Top Alternatives to Geek's hexadecimal calculator

G-Code Viewer & Converter#2

G-Code Viewer & Converter by Victor Bovio

for GCODE, CNC, NGC, NC files
Strong Contender
📊 Productivity
3.0(2 ratings)
$1.99
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Easily view and convert CNC machine code files on your mobile device. Supports various export formats like PDF, SVG, DXF, and IGES. Load files directly from compressed archives for convenient access.

Dev Calc -Developer Calculator#3

Dev Calc -Developer Calculator by Toshiya Hondo

Worth Considering
📊 Productivity
2.0(2 ratings)
FreeAdsIn-App Purchases
Dev Calc -Developer Calculator screenshot 1
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This app assists developers and programmers with immediate numeric conversions between binary, octal, decimal, and hexadecimal formats. It also provides tools for generating color codes from RGB, HSL, and HSV values, with a color picker and preset options.

More apps like Geek's hexadecimal calculator

4
Calctronics: Circuit Calc Pro
Calctronics: Circuit Calc Pro
Calctronics: Circuit Calc Pro
Electronics circuit calculator
$2.99
$4.99 | 40% OFF

This app provides a comprehensive suite of calculators and design tools for electronic engineering projects. It assists with circuit design, filter analysis, and calculations for various components like resistors, capacitors, and inductors. Ideal for both professionals and students, it simplifies complex electronic tasks.

Circuit design toolsFilter design with graph plottingResistor, capacitor, inductor design
📊 Productivity
(3)
paid
5
Kalkulilo (Calculator)
Kalkulilo (Calculator)
Kalkulilo (Calculator)
by Alexander Clauss
$2.99

This app offers a versatile calculator with multiple modes, including scientific, bitwise, statistical, trigonometric, base conversion, and time calculations. It features a simple mode with large buttons and customizable interface. Widgets for notification center and Apple Watch are also included.

Scientific calculator functionsBit/integer mode with logical operationsStatistical calculations
📊 Productivity
(29)
free with in-app purchases
6
i41CX+
i41CX+
i41CX+
RPN Calc with Printer and CAS
$24.99

This advanced RPN scientific calculator offers workstation-class Computer Algebra System (CAS) capabilities, going beyond traditional replicas. It provides access to an extensive library of modules and programs, enhanced with iOS features, customizable skins, and iCloud support for seamless data management.

RPN logic with 4-element stackExtensive memory registersOver 400 built-in functions
📊 Productivity
(104)
paid
7
OneCalc+ All-in-one Calculator
OneCalc+ All-in-one Calculator
OneCalc+ All-in-one Calculator
Calculates everything. No ads.
$3.99

This premium calculator app offers over 40 tools for finance, everyday math, health, construction, and unit conversions. It includes standard, scientific, financial, and specialized calculators, all without ads.

Over 40 calculators and unit convertersStandard and scientific calculator modesFinancial calculators (interest, loans)
📊 Productivity
(510)
paid
8
SpiderENTRY Management App
SpiderENTRY Management App
SpiderENTRY Management App
by SpiderDoor
Free

Manage self-storage facilities remotely. Open gates, track tenant activity, and add access codes from your mobile device. View tenant photos and customer balances with select keypads and integrated software.

Remote gate accessTenant activity logsAdd tenant codes
📊 Productivity
(5)
free
9
PDF Archiver
PDF Archiver
PDF Archiver
Scan it. Tag it. Find it.
Free

Digitally organize your documents by scanning and tagging them. This app uses on-device text recognition and iCloud Drive for secure, private storage and easy retrieval.

100% Open SourceIntelligent Text Recognition (OCR)On-device text processing (no cloud)
📊 Productivity
(9)
subscription
10
Angel Tree (New)
Angel Tree (New)
Angel Tree (New)
Angel Tree Volunteer App
Free

Manage essential elements of a Christmas gift distribution program, including volunteer coordination, caregiver details, and gift tracking. Streamline your ministry operations and enhance communication with all participants.

Gift distribution managementCaregiver information trackingVolunteer coordination
📊 Productivity
(6)
free