• Volt / Amp / Watt Calculator 1
  • Volt / Amp / Watt Calculator 2
  • Volt / Amp / Watt Calculator 3

Volt / Amp / Watt Calculator

Input any two values of Voltage (V), Amperage (A), Wattage (W), or Ohms (Ω) to find the other two missing values.
Want a feature to be added? Let me know at [email protected]

Reviews

If you leave less than a 4 star review please tell me why, I can't make the app better if you think its a one star app and don't tell me how I can improve it or what you think it is missing. Thank you.

I have been getting a lot of 1 star ratings for the app permissions. Let me explain them to you.

Photos/Media/Files
- This is a requirement for any app that saves information to your phone. My app does not access any of your personal files it only saves if you have rated the app or not. If you rate the app it will save that information and never ask you to rate it again.

Wi-Fi connection information
- Because my app asks you if you will rate it periodicity, it needs internet access to connect you to the play store to rate the app if you choose to.

Device ID & call information
- This is required by Google to ensure the app is installed to the device it was download for.

Category : Productivity

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Reviews (29)

Nic. W. Dec 31, 2016     

Great idea, yes i could work it out with the basic maths. But this is a quick little cheat tool ill be using alot.

Ada. W. Sep 22, 2016     

That is all I can really say. Pretty slick. I wrote an app that does the same thing. This one is better. Deleting my own. Lol.

Bar. S. C. Dec 25, 2014     

I like this for little power, I just wish it was more geared towards 3 phase with power factors. May be too complicated to put into an app. Great for quick math on single phase though.

And. W. Jan 26, 2017     

I find this great for selling my services, as I can prove that what I am saying is correct to my domestic electrical customers. Typically the questions revolve around the current consumption and the size of the cable required for there kitchen appliance purchases. Simple and effective.

al. p. Jan 29, 2015     

This app has saved me time and works perfect for my needs simple volts watts amps configuration easy to use.

A. G. u. Jul 23, 2017     

It's IDEAL for my personal use to understand what's going. Need more time to use it then I can appraise the conversion rates. It's adequate for simple little item's.

Dav. G. Sep 8, 2017     

Easy use for those of us who don't know the formulas. One of the few app developers who explain why they need each permission.

A. G. u. Feb 24, 2015     

Works well for these simple calculation while also giving me amperage without doing the math longhand. Even better for people who do not know the equations to generate this information. Very well done and thank you.

Pho. Oct 12, 2017     

It's not a bad app.. very basic. Would be nice to see conversions from watt to kw and such as well. Keep up the good work.

S. S. Oct 30, 2014     

Nice and handy app to find out the power output from electrical devices. Quick and easy to use. Helped me determine which kitchen appliances are tripping out the circuit breaker

Nic. C. Feb 24, 2017     

Great for adjusting the right wattage or volts for my tanks (depending on the device being used) for vaping. Has helped get a much better experience from the equipment I have.

Dev. S. Mar 21, 2016     

Using it for my mech mods and coil builds helps to plan these things out also helps at work I can do the math but I'd rather focus on what I'm doing

Ada. C. Sep 17, 2015     

I love this thing I use much mods all the time and I rebuild my own coils and it helps out a lot thank you.

Har. A. Oct 6, 2015     

Does what I need it to do. It doesn't seem to freeze up or anything. I don't even think it takes up much space or has ads.

Sur. A. Feb 7, 2016     

It simply makes working with power calculations easier than ever. Thanks a lot team. Two Thumbs Up for you!

Tim. D. Nov 16, 2016     

What more can I say, it does what it says on the tin. Good for on the spot calcs when you need an answer but don't want to do it in your head.

Dan. G. Sep 5, 2016     

It is a great app. Only thing I sould change is the phone keyboard partially blocks the Calculate button.

Jam. R. Sep 27, 2014     

Small yet very powerful, just what I needed without any of the permissions and addon's that drive people cRaZy. I thoroughly recommend this app to anyone who works with electronics or electricity.

Run. H. Oct 2, 2014     

with half a brain can do in their head. Still, it makes a useful tool for those of us who are vastly more intellegent than the rest, but also lazy by nature.

Gar. S. Dec 23, 2015     

Very good, very easy to use. Sometimes you need the numbers quickly and accurately. I just put it on my Note 5 and use when needed. When shopping or in the Big Box stores it is very handy. One Love

A. G. u. Jul 26, 2017     

Does exactly what I wanted, quick, easy to use and best of all I don't have to look for something to write with.

Ton. W. Apr 12, 2017     

5 stars because it works exactly as advertised, but PLEASE give is the option to turn off handset vibration with button clicks...!!

Nat. M. Mar 17, 2017     

Awesome for working out required wiring size and how much power things will consume while wiring up my car

Ran. M. Jun 5, 2015     

Use it when running portable generator to calculate the load of the various tools and equipment to maximize available wattage.

Jos. C. Dec 13, 2015     

I like to use this app to see how many amps things in the house draw.

Ale. S. Sep 30, 2014     

Easy to use! Just toss it onto your phones or tablets fellow Master Electricians and Technical Directors!

Dáv. K. Jun 12, 2015     

First of all, the colors vastly differ from all of my other applications. Secondly, both the reset and calculate buttons are only partly on my screen. I use a Motorola Moto G (Android L), and will gladly send the developer screenshots, if it helps. If the UI becomes more flexible, I'll update the rating to 5 stars, since the application itself does EXACTLY what it promised to do, and the developer has given a through, detailed description about app permissions. I like that in a fellow coder.

Sam. A. A. Sep 18, 2015     

Simple to use. It serves it's purpose quickly. Facial display can be improved. I gave it 4 star based on it's performance only.

Bak. I. Apr 9, 2015     

Not sure why people rate it below five stars. 1. It's 100% accurate. 2. It does exactly what it says it does. 3. It's free with no ads. Just can't please some people I guess.