---
title: "Culligan vs iSpring: Which is searched more?"
description: "Which is more popular in search, Culligan or iSpring? 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-ispring"
publisher: "Brandwave"
---

# Culligan vs iSpring: Which is searched more?

Which is more popular in search, Culligan or iSpring? 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 iSpring
- **Competitive set**: Iron filter brands
- **Market**: Global
- **Month measured**: Sep 2026
- **Culligan Share of Search**: 81.8%
- **iSpring Share of Search**: 7.2%

## Which is more popular in search, Culligan or iSpring?

- In September 2026, Culligan had more branded searches than iSpring among iron filter brands worldwide. Culligan was estimated to have 377K branded searches compared to iSpring’s 33.1K, and held an 81.8% Share of Search versus iSpring’s 7.2%.
- Culligan was ahead of iSpring in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Culligan’s estimated Share of Search among iron filter brands worldwide moved from 73.9% to 81.8%, and its estimated monthly branded searches moved from 257K to 377K.
- Across the 12 months ending September 2026, iSpring’s estimated Share of Search among iron filter brands worldwide moved from 11.6% to 7.2%, and its estimated monthly branded searches moved from 40.5K to 33.1K.

## How did search popularity change for iron filter brands worldwide in September 2026?

- In September 2026, Culligan gained estimated Share of Search among iron filter brands worldwide, from 76.6% to 81.8%.
- Estimated monthly branded searches for iSpring worldwide fell 18.3% over 12 measured months, from 40.5K to 33.1K in September 2026.

## Month by month

| Month | Culligan estimated searches | Culligan Share of Search | Culligan rank | iSpring estimated searches | iSpring Share of Search | iSpring rank |
| --- | --- | --- | --- | --- | --- | --- |
| Oct 2025 | 257K | 73.9% | 1 | 40.5K | 11.6% | 3 |
| Nov 2025 | 244K | 72.8% | 1 | 40.5K | 12.1% | 3 |
| Dec 2025 | 214K | 74.1% | 1 | 33.1K | 11.5% | 3 |
| Jan 2026 | 297K | 78% | 1 | 33.1K | 8.7% | 3 |
| Feb 2026 | 244K | 74.4% | 1 | 33.1K | 10.1% | 3 |
| Mar 2026 | 308K | 75.1% | 1 | 40.5K | 9.9% | 3 |
| Apr 2026 | 302K | 74.7% | 1 | 40.5K | 10% | 3 |
| May 2026 | 284K | 75% | 1 | 33.1K | 8.7% | 3 |
| Jun 2026 | 276K | 73% | 1 | 40.5K | 10.7% | 3 |
| Jul 2026 | 290K | 75.3% | 1 | 33.1K | 8.6% | 3 |
| Aug 2026 | 290K | 76.6% | 1 | 27.1K | 7.2% | 3 |
| Sep 2026 | 377K | 81.8% | 1 | 33.1K | 7.2% | 3 |

## How each brand is measured

Brandwave collects information about searches that people make online using Culligan’s and iSpring’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 terms “culligan”, “culligan water” and “culligan water softeners”, summed into one figure.
- **iSpring**: Measured on the search term “ispring”.

- [Culligan profile](/demand/global-en/brands/culligan)
- [iSpring profile](/demand/global-en/brands/ispring)
- [All iron filter brands worldwide](/demand/global-en/categories/iron-filter-brands): The set both shares are measured inside, 4 brands.

## Methodology

- [How is branded search demand measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused.

## Frequently asked questions

### Which is more popular in search, Culligan or iSpring?

In September 2026, Culligan had more branded searches than iSpring among iron filter brands worldwide. Culligan was estimated to have 377K branded searches compared to iSpring’s 33.1K, and held an 81.8% Share of Search versus iSpring’s 7.2%.

## Cite this page

Brandwave. "Culligan vs iSpring: Which is searched more?". https://gobrandwave.com/demand/global-en/compare/culligan-vs-ispring

This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/culligan-vs-ispring. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.