Top 18 Apps Like Twin-Calc for iOS and Android

Track your work hours with Hours Tracker! Enter your start and end time each day, and calculate your total work hours and pay.

Solve any math problem effortlessly. Simplify math learning and problem-solving with our AI-powered math solver.

Hosting a Race Night? Use this tote calculator to calculate your takings and the payouts. You can change price of ticket.

Electric Toolkit is an easy to use collection of electrical wiring diagrams, pinouts, and electrical calculators for home wiring projects.

The Duct Calculator App for iPhone/iPad is a modern take on a the classic duct sizing wheel, allowing HVAC engineers, designers and contractors quickly and accurately size a new duct or calculate the performance of an existing duct on your iOS devices.

Calculate the Incode by enter Outcode from diagnostic tool. Incode is required for performing key programming, control unit replacement and other procedures.

Experience the ultimate convenience of a calculator right at your fingertips with Calcullo - Calculator Widget! Say goodbye to the hassle of opening a separate app every time you need to crunch numbers.

52 Electrical Calculators & 16 Electrical Converterswith Formula & circuit diagrams. Electrical Calculator List:(52)

Impedance Calculators is a pack of 8 calculators with circuits and formulas. 
• Impedance of Resistor and Inductor in series 
• Impedance of Resistor and Inductor in parallel

Area & Volume Calculator includes more then 25+ important calculations. By using Area & Volume Calculator you are able to calculate the area for the most important geometric figures.

We include calculators of different thread cutting units like M, MF, UNC, UNEF, UNF, UNR, UNS, NPT, NPTF, NPSC, NPSF, NPSL, NPSM, BA, BSP, BSF, BSW, BSPP, TR, and TRF.

Infinite iNtercom lets you place group calls with other devices over Wifi. Infinite iNtercom acts like a simple walkie talkie (two way radio): ·No Internet needed.

Thanks to this application (and the other Widget apps from PacoLabs), you can now customize the Home screen and the Today view of your device, by adding custom widgets for some specific purposes.

Apart from the most reliable app for polar alignment (with or without a polar scope), PS Align pro has become the astronomer's swiss-army knife with all the tools added over the years.

LightLAB PRO is the direct evolution of LuxMeterPro.

Print to ALL printers (Not just AirPrint Printers). Print direct to most WiFi/Wireless printers without additional software.

Stop emailing yourself notes, links, photos and documents!

Official Mail.ru client app for the iPhone, iPad, iPod Touch.