SoftMaker Office 2018 is an office suite, it includes

 * TextMaker 2018, a word processor
 * PlanMaker 2018, a spreadsheet program
 * Presentations 2018, a presentation software

The main feature of SoftMaker Office 2018 is the extremely high
compatibility with the MS Office file formats.

SoftMaker Office 2018 is a commercial program.  It is available in
Standard and Pro editions, and also as a free 30 days trial.