Publisheet might be a bit more popular than ConvertCalculator. We know about 1 link to it since March 2021 and only 1 link to ConvertCalculator. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I love tally.so forms for 3rd party forms. I use convertcalculator.co for an embedded calc. Source: over 2 years ago
There are tools which let you embed a spreadsheet like this. I just made a test with publisheet.com, it works but looks pretty ugly :) So a proper web calculator would look nicer, I second u/roy1979's opinion here. Source: about 3 years ago
CALCONIC_ - Build & add interactive calculators to your website! Choose from more than 50 premade calculators or build your own from scratch. No coding required. Free plan available. Zapier Integration. Publish Anywhere.
SpreadsheetWEB - SpreadsheetWEB is a no-code platform that helps businesses translate their collective Microsoft Excel expertise into robust web applications with limited or no reliance on IT resources.
QuoteForm - Create price calculator forms with conditional pricing
SpreadsheetConverter.com - Use online spreadsheets, smart forms and beautiful charts in your blog or website. Put your booking and order forms online. Show live charts. Change any cell and the online spreadsheet or live chart immediately updates itself.
uCalc - uCalc is a universal builder of forms and calculators.
Appizy - Convert spreadsheet to web application