--- title: "Culligan vs SpringWell: Which is searched more?" description: "Is Culligan or SpringWell more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Iron filter brands set worldwide. 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/compare/culligan-vs-springwell" publisher: "Brandwave" --- # Culligan vs SpringWell: Which is searched more? Is Culligan or SpringWell more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Iron filter brands set worldwide. 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 - **Compared**: Culligan and SpringWell - **Competitive set**: Iron filter brands - **Market**: Global - **Month measured**: Sep 2026 - **Culligan Share of Search**: 76.4% - **SpringWell Share of Search**: 1.1% ## Is Culligan or SpringWell more popular in search? - In September 2026, Culligan had more branded searches than SpringWell among iron filter brands worldwide. Culligan had about 246,000 branded searches, while SpringWell had 3,600. Culligan made up 76.4% of all iron filter brand searches we track, and SpringWell accounted for 1.1%. - Culligan was ahead of SpringWell in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, Culligan’s share of searches among iron filter brands worldwide moved from 68.6% to 76.4%, and its estimated monthly branded searches moved from 165K to 246K. - Across the 12 months ending September 2026, SpringWell’s share of searches among iron filter brands worldwide moved from 1.2% to 1.1%, and its estimated monthly branded searches moved from 2.9K to 3.6K. ## Top iron filter brands in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, SpringWell appeared in all five answers. Culligan did not appear in any of the five answers. 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 | | --- | --- | --- | --- | --- | | SpringWell | 1st | 3 of 3 | 2 of 2 | 5 of 5 | | SoftPro | 2nd | 3 of 3 | 1 of 2 | 4 of 5 | | iSpring | 3rd | 2 of 3 | 1 of 2 | 3 of 5 | | US Water Systems | 4th | 3 of 3 | 0 of 2 | 3 of 5 | | Pentair | 5th | 1 of 3 | 0 of 2 | 1 of 5 | | Culligan | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | ## Every AI answer about iron filter brands - Asked ChatGPT "Which iron filter brand should I buy?": 1. SpringWell, 2. SoftPro, 3. US Water Systems, 4. iSpring - Asked ChatGPT "What are the best iron filter brands?": 1. SpringWell, 2. SoftPro, 3. iSpring, 4. US Water Systems, 5. Pentair - Asked ChatGPT "What's the best iron filter brand for well water treatment?": 1. SpringWell, 2. US Water Systems, 3. SoftPro - Searched Google, AI Overview "water iron filter": 1. SoftPro, 2. SpringWell - Searched Google, AI Overview "well water filter": 1. iSpring, 2. SpringWell Not named in any answer: Culligan. Brands are listed in the order each answer named them. The answers were collected in the United States on October 21, 2026. ## How did search popularity change for iron filter brands worldwide in September 2026? - In September 2026, Culligan gained share of searches among iron filter brands worldwide, from 69.6% to 76.4%. - Estimated monthly branded searches for SpringWell worldwide rose 24.1% over 12 measured months, from 2.9K to 3.6K in September 2026. ## Month by month | Month | Culligan estimated searches | Culligan Share of Search | Culligan rank | SpringWell estimated searches | SpringWell Share of Search | SpringWell rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 165K | 68.6% | 1 | 2.9K | 1.2% | 5 | | Nov 2025 | 165K | 68.6% | 1 | 2.9K | 1.2% | 5 | | Dec 2025 | 135K | 67.2% | 1 | 2.4K | 1.2% | 5 | | Jan 2026 | 201K | 71.9% | 1 | 2.4K | 0.86% | 5 | | Feb 2026 | 165K | 68.8% | 1 | 2.4K | 1% | 5 | | Mar 2026 | 201K | 68.7% | 1 | 2.9K | 0.99% | 5 | | Apr 2026 | 201K | 68.7% | 1 | 2.9K | 0.99% | 5 | | May 2026 | 201K | 68.9% | 1 | 3.6K | 1.2% | 5 | | Jun 2026 | 201K | 69.9% | 1 | 2.9K | 1% | 5 | | Jul 2026 | 201K | 69.9% | 1 | 2.9K | 1% | 5 | | Aug 2026 | 201K | 69.6% | 1 | 2.9K | 1% | 5 | | Sep 2026 | 246K | 76.4% | 1 | 3.6K | 1.1% | 5 | ## How each brand is measured Brandwave collects information about searches that people make online using Culligan’s and SpringWell’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading. - **Culligan**: Measured on the search term “culligan”. - **SpringWell**: Measured on the search term “springwell water”. - [Culligan profile](/demand/global-en/brands/culligan) - [SpringWell profile](/demand/global-en/brands/springwell) - [All iron filter brands worldwide](/demand/global-en/categories/iron-filter-brands): The set both shares are measured inside, 6 brands. ## 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 ### Is Culligan or SpringWell more popular in search? In September 2026, Culligan had more branded searches than SpringWell among iron filter brands worldwide. Culligan had about 246,000 branded searches, while SpringWell had 3,600. Culligan made up 76.4% of all iron filter brand searches we track, and SpringWell accounted for 1.1%. ## Cite this page Brandwave. "Culligan vs SpringWell: Which is searched more?". https://gobrandwave.com/demand/global-en/compare/culligan-vs-springwell This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/culligan-vs-springwell. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.