You could have downloaded Spotfire DecisionSite 9.1.2 from our software library for free. The default filename for the program's installer is Spotfire.exe. This free program is an intellectual property of TIBCO Software Inc. The most popular versions among the software users are 9.1 and 9.0. Spotfire DecisionSite lies within Development Tools, more precisely Database Tools.
From the developer:
Spotfire DecisionSite is an effective environment for data analysis.
The DecisionSite Client is the data interactive analysis environment to interrogate, visualize and instantly explore your data. The data visualizations, labels and query devices are automatically generated based on the imported data; no programming or setup is required.
You may want to check out more software, such as TIBCO Spotfire Desktop or Smartsheet Live Data Connector, which might be related to Spotfire DecisionSite.