Free and open first

Best Decision Support Software in 2026

15 apps
Research read 28 Sept 2026
How the order is worked out

1

Camunda

Free plan APILinuxMac+3

7.5 Free plan · 30-day trial Visit site
2

Analytica
by Analytica
Free plan Windows

Choose Analytica if you need visual multi-domain modeling, sensitivity analysis, or simulation of uncertainty, and its Windows-based free edition is suitable for your work.

7.1 Free plan · paid from $1,000/yr Visit site
3

IBM Decision Optimization

Free plan LinuxMacWindows

6.6 Free plan · paid from $320/user/mo Visit site
4

1000minds

Free trial AndroidiPhoneWeb

1000minds combines decision modeling with conjoint and preferences research workflows.

6.5 From $3,500 · 15-day trial Visit site
5

Progress Corticon

Free trial AndroidAPIiPhone+4

Corticon combines visual rule authoring, scenario testing, integrations, and governance features for managing business decisions.

5.7 Pricing on request · 90-day trial Visit site
6

OpenRules

Free plan

5.4 Free plan Visit site
7

BayesiaLab

Paid LinuxMacWindows

4.9 30-day trial Visit site
8

D-Sight

Paid Web

4.5 Pricing on request · 14-day trial Visit site
9

IBM Decision Intelligence Client Managed Software

Paid

4.4 Pricing on request · 30-day trial Visit site
10

Affinity Decision Support

Paid

4.3 Pricing on request Visit site
11

IDeaS

Paid Web

4.3 Pricing on request Visit site
12

Medip Analytics

Paid Web

4.1 Pricing on request Visit site
13

VisualDx

Paid AndroidiPhoneWeb

4.1 Pricing on request Visit site
14

TreeAge Pro

Paid MacWindows

4.0 Pricing on request Visit site
15

SAS Decision Builder

Paid Web

3.9 Pricing on request Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

More in Business Operations