Ethersheet is described as 'Open source tool to make collaborating on spreadsheets fast, easy and secure' and is an app in the Office & Productivity category. There are more than 10 alternatives to Ethersheet for a variety of platforms, including Online / Web-based, Windows, Mac, Android and Chrome OS. The best alternative is LibreOffice - Calc, which is both free and Open Source. Other great apps like Ethersheet are Microsoft Office Excel (Paid), Google Drive - Sheets (Free), EtherCalc (Free, Open Source) and Sheetgo (Freemium).
LibreOffice Calc is the spreadsheet program you've always needed. A fork of OpenOffice.org Calc, professional data miners and number crunchers will appreciate its comprehensive range of advanced functions.
EtherCalc is a web spreadsheet. Your data is saved on the web, and people can edit the same document at the same time. Everybody's changes are instantly reflected on all screens. Work together on inventories, survey forms, list management, brainstorming sessions and more!
TableEdit is a simple, clean & elegant spreadsheet application designed specifically for Mac OS X. TableEdit features a minimalistic yet intuitive interface and has convenient features like functions, CSV support and exhaustive cell styling options.
This powerful and professional spreadsheet has all the tools you need to calculate, analyse, summarise, and present your data in numerical reports or colourful graphics. Pull in data using ODBC and produce subtotals and statistical analyses.