--- title: "HEC-RAS: search popularity worldwide" description: "River and flood hydraulics modelling software. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time." canonical: "https://gobrandwave.com/demand/global-en/brands/hec-ras" publisher: "Brandwave" --- # HEC-RAS: search popularity worldwide River and flood hydraulics modelling software. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time. ## Key facts - **Brand**: HEC-RAS - **Owned by**: US Army Corps of Engineers - **Market**: Global - **Measured month**: Sep 2026 - **Share of Search among civil engineering software**: 0.78% ## Where the brand sits | Competitive set | Rank | Share of Search | Estimated monthly branded searches | | --- | --- | --- | --- | | Civil engineering software | 8 | 0.78% | 22.2K | - [Civil engineering software](/demand/global-en/categories/civil-engineering-software) ## Top civil engineering software in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, HEC-RAS was mentioned in four out of five: in two of the three ChatGPT answers and in both Google AI Overviews. HEC-RAS is the seventh most recommended of the 14. Brands get a higher AI rank if they are mentioned earlier in the answers that list options. | Brand | AI rank | ChatGPT answers that named it | Google AI Overviews that named it | All answers that named it | | --- | --- | --- | --- | --- | | AutoCAD | 1st | 3 of 3 | 2 of 2 | 5 of 5 | | Civil 3D | 2nd | 3 of 3 | 2 of 2 | 5 of 5 | | Revit | 3rd | 3 of 3 | 2 of 2 | 5 of 5 | | STAAD | 4th | 3 of 3 | 2 of 2 | 5 of 5 | | ETABS | 5th | 2 of 3 | 2 of 2 | 4 of 5 | | SAP2000 | 6th | 2 of 3 | 2 of 2 | 4 of 5 | | HEC-RAS | 7th | 2 of 3 | 2 of 2 | 4 of 5 | | OpenRoads | 8th | 2 of 3 | 0 of 2 | 2 of 5 | | Esri ArcGIS | 9th | 2 of 3 | 2 of 2 | 4 of 5 | | EPANET | 10th | 2 of 3 | 1 of 2 | 3 of 5 | | Primavera P6 | 11th | 2 of 3 | 1 of 2 | 3 of 5 | | 12d Model | 12th | 1 of 3 | 0 of 2 | 1 of 5 | | InfraWorks | 13th | 2 of 3 | 0 of 2 | 2 of 5 | | QGIS | 14th | 2 of 3 | 0 of 2 | 2 of 5 | ## Every AI answer about civil engineering software - Asked ChatGPT "Which civil engineering software should I use?": 1. AutoCAD, 2. Civil 3D, 3. ETABS, 4. STAAD, 5. HEC-RAS, 6. Revit, 7. SAP2000, 8. Esri ArcGIS, 9. QGIS, 10. EPANET, 11. Primavera P6, 12. InfraWorks - Asked ChatGPT "What are the best civil engineering software options?": 1. Civil 3D, 2. AutoCAD, 3. SAP2000, 4. ETABS, 5. OpenRoads, 6. HEC-RAS, 7. Esri ArcGIS, 8. STAAD, 9. EPANET, 10. Revit, 11. Primavera P6, 12. QGIS - Asked ChatGPT "What's the best civil engineering software for road design?": 1. Civil 3D, 2. AutoCAD, 3. OpenRoads, 4. 12d Model, 5. InfraWorks, 6. Revit, 7. STAAD - Searched Google, AI Overview "civil engineering software": 1. AutoCAD, 2. Civil 3D, 3. Revit, 4. STAAD, 5. ETABS, 6. Primavera P6, 7. HEC-RAS, 8. Esri ArcGIS, 9. SAP2000 - Searched Google, AI Overview "civil design software": 1. AutoCAD, 2. Civil 3D, 3. Revit, 4. STAAD, 5. SAP2000, 6. ETABS, 7. HEC-RAS, 8. EPANET, 9. Esri ArcGIS Brands are listed in the order each answer named them. The answers were collected in the United States on October 20, 2026. ## How has branded search demand for HEC-RAS changed worldwide over the last 12 months? - Across the 12 months ending September 2026, estimated monthly branded searches for HEC-RAS worldwide held steady at 22.2K. - Across the 12 months ending September 2026, HEC-RAS’s share of searches among civil engineering software worldwide held steady at 0.78%. ## How did search popularity change for civil engineering software worldwide in September 2026? - In September 2026, Esri ArcGIS gained share of searches among civil engineering software worldwide, from 9.2% to 11.1%. - In September 2026, HEC-RAS rose from 9th to 8th among civil engineering software worldwide. - In September 2026, STAAD fell from 8th to 9th among civil engineering software worldwide. - Estimated monthly branded searches for OpenRoads worldwide rose 26.3% over 12 measured months, from 1.9K to 2.4K in September 2026. - Estimated monthly branded searches for 12d Model worldwide rose 22.2% over 12 measured months, from 720 to 880 in September 2026. - Estimated monthly branded searches for Primavera P6 worldwide rose 22.2% over 12 measured months, from 40.5K to 49.5K in September 2026. ## Historical estimated branded-search demand | Month | Competitive set | Estimated monthly branded searches | Share of Search | Rank | | --- | --- | --- | --- | --- | | Oct 2025 | Civil engineering software | 22.2K | 0.78% | 8 | | Nov 2025 | Civil engineering software | 22.2K | 0.78% | 8 | | Dec 2025 | Civil engineering software | 18.1K | 0.8% | 8 | | Jan 2026 | Civil engineering software | 18.1K | 0.75% | 8 | | Feb 2026 | Civil engineering software | 18.1K | 0.75% | 8 | | Mar 2026 | Civil engineering software | 22.2K | 0.78% | 8 | | Apr 2026 | Civil engineering software | 22.2K | 0.89% | 8 | | May 2026 | Civil engineering software | 22.2K | 0.91% | 8 | | Jun 2026 | Civil engineering software | 22.2K | 0.96% | 8 | | Jul 2026 | Civil engineering software | 18.1K | 0.87% | 9 | | Aug 2026 | Civil engineering software | 18.1K | 0.78% | 9 | | Sep 2026 | Civil engineering software | 22.2K | 0.78% | 8 | ## How are HEC-RAS’s branded searches counted? Brandwave collects information about searches that people make online using HEC-RAS’s name. When viewed over time, estimated search volumes for this branded term can be used to understand whether interest in the brand is growing, holding steady, or fading. - “hec ras” ## Which civil engineering software compete with HEC-RAS? - [AutoCAD](/demand/global-en/brands/autocad) - [QGIS](/demand/global-en/brands/qgis) - [Revit](/demand/global-en/brands/revit) - [Esri ArcGIS](/demand/global-en/brands/esri-arcgis) - [Civil 3D](/demand/global-en/brands/civil-3d): Head-to-head: /demand/global-en/compare/civil-3d-vs-hec-ras - [Primavera P6](/demand/global-en/brands/primavera-p6): Head-to-head: /demand/global-en/compare/hec-ras-vs-primavera-p6 - [ETABS](/demand/global-en/brands/etabs): Head-to-head: /demand/global-en/compare/etabs-vs-hec-ras - [STAAD](/demand/global-en/brands/staad): Head-to-head: /demand/global-en/compare/hec-ras-vs-staad - [EPANET](/demand/global-en/brands/epanet): Head-to-head: /demand/global-en/compare/epanet-vs-hec-ras - [SAP2000](/demand/global-en/brands/sap2000) - [InfraWorks](/demand/global-en/brands/infraworks) - [OpenRoads](/demand/global-en/brands/openroads) - [12d Model](/demand/global-en/brands/12d-model) ## Who owns HEC-RAS? HEC-RAS is owned by US Army Corps of Engineers. Brandwave does not track any other brands owned by US Army Corps of Engineers. ## Methodology - [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Who owns HEC-RAS? HEC-RAS is owned by US Army Corps of Engineers. Brandwave does not track any other brands owned by US Army Corps of Engineers. ## Cite this page Brandwave. "HEC-RAS: search popularity worldwide". https://gobrandwave.com/demand/global-en/brands/hec-ras This page is also available as HTML at https://gobrandwave.com/demand/global-en/brands/hec-ras. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.