Frequently Asked Questions (FAQ)

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Frequently Asked Questions on our Calculators and Tools by JCHC

Frequently ask questions about our calculators and tools at JCHC

Question:     Are your calculators free of charge?

Some of our calculators and tools are free of charge, except for a

few key products which  are only for Executive Members Only or for sale.  

Question:      How do you offer calculators and tools free of charge?

When you click to visit advertisers we receive credit for it and that helps us to continue to promote free calculators and tools.

Question:      Do you have a bug/tracer attached on your calculators?

No, there are no bug/tracer attached to any of our calculators and tools.  

Once  you download it and save it in your computer, that file is yours to keep and use it                         again and again. However, it has a COPYRIGHT with EK Internet Enterprise LLC.

Make sure to download from our website to make sure the calculators are from                 


Question:     Will your calculators work with other Excel or Word programs?

It may or may not work perfectly.  It is designed with Microsoft Excel and Word 2007.  However, if you don't have Microsoft Excel or Word 2007 or better, try WPS (Kings Office)' 

If you are using desk tops- download free at,

SpreadsheetSpreadsheets Free 2012 - Kingsoft

WPS Office 2016 Free dream solution for the no-budget, no-commitment productivity office suite. Our unique Sponsored Access design allows you to use all of the functions and ...

(For Apple)

OfficeWPS Office: FREE Mobile Office + PDF on the App Store - iTunes - Apple Rating: 4.5 - ‎42 reviews - ‎Free - ‎iOS
Jun 23, 2016 - We are proud to announce our third anniversary of WPS For iOS! World's most popular FREE mobile office suite (over 500 million installs)

​(For Android)
Download Kingsoft Office for Android Free 4.0.2 for › Mobile › Android › ToolsFeb 9, 2012 - Kingsoft Office for Android Free free download. Get the latest version now. Office software for Android that includes Writer, Spreadsheets and ...

(For Window)

Free Office app, WPS Office 10 Free, Download Free for › ProductsWPS Office Free 2016 is a totally free office software suite containing Writer, Presentation ... How to Convert PowerPoint to Word document with Kingsoft Office?

(Other options)

If you are using tablets and smart androids phones,
Go to Google Play Store and search for Kingsoft Office for mobile and tablet.

They are free and works well with our spreadsheet programs.

If you are using Apple iPad, you can also download Kingsoft Office to use it on 

your phone or iPad tablet

Have fun and enjoy it.

Note: If you have purchased any product at JCHC, 
100 percent% Satisfaction Guaranteed !*
Refund Policy of JCHC calculators.

Try our individual cleaning bid calculators and tools for a week.
If you don't like it, ask for a refund and we will refund you 100%.

No questions asked.
Simply ask for a refund and we will issue refund of your purchase.

You must request your refund within a week of your purchase.
(This 100% refund request policy applies ONLY to individual calculators and tools purchase).

Your purchase must be via Paypal and refund must be also via Paypal.

*** Please read carefully on return policy for other items sold by JCHC

For more information on each item or product, please visit individual page or request more information via email to:

Thank you,
EK Internet Enterprise LLC

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