Yes, Explaindio is safe software. They've been around since about 2014 and have a wide customer base. The website passes scans from Norton Safe Web, and the installed program is not dangerous to your computer. It is uncomplicated to get from the ZIP folder to your applications, and its primary interaction with your computer is to export or import files you choose.
OUR COMPANY IS DISTINCT AND INDEPENDENT FROM PAYDOTCOM, LLC OR PAYDOTCOM.COM OR ANY OTHER ITERATIONS REFERENCING PAYDOTCOM AND IS NOT AFFILIATED, CONNECTED WITH OR ASSOCIATED WITH OUR COMPANY IN ANY WAY, INCLUDING BUT NOT LIMITED TO OUR COMPANY'S PRODUCTS OR SERVICES. ALL STATEMENTS ON THIS WEB PAGE ARE MADE INDEPENDENTLY BY OUR COMPANY AND OUR COMPANY ALONE IS RESPONSIBLE FOR MAKING THEM AND SAID MATERIALS HAVE NOT BEEN REVIEWED OR APPROVED BY PAYDOTCOM, LLC OR PAYDOTCOM.COM.