ProProfs vs Zendesk Guide:Which is more popular?
In September 2026, ProProfs had more branded searches than Zendesk Guide among knowledge base software worldwide. ProProfs had about 18,100 branded searches, while Zendesk Guide had 590. ProProfs made up 65% of all knowledge base software searches we track, and Zendesk Guide accounted for 2.1%. When we asked ChatGPT and Google AI Overviews about knowledge base software, Zendesk Guide appeared in three of the five answers and ProProfs in one. Zendesk Guide was mentioned before ProProfs in every answer that named either.
Who do people search for more?
ProProfs, about 31 searches for every 1 for Zendesk Guide
Who does AI mention more?
Zendesk Guide, mentioned in 3 of 5 answers, ProProfs in 1
Who does AI recommend more?
Zendesk Guide, named ahead of ProProfs in 3 of 3 answers
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Top knowledge base software in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Zendesk Guide was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. ProProfs was mentioned in one out of five: not in any of the three ChatGPT answers, but in one of the two Google AI Overviews. Zendesk Guide was listed before ProProfs in every answer that named either.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Notion1st
Document3602nd- Zendesk Guide3rd
Guru4th- ProProfs5th
Helpjuice–
KnowledgeOwl–
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- Notion5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Document3604 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Zendesk Guide3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Guru3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- ProProfs1 of 5Named in 0 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Helpjuice0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- KnowledgeOwl0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about knowledge base software
5 answers
Asked ChatGPT
“Which knowledge base tool should I use?”
Asked ChatGPT
“What are the best knowledge base tools?”
Asked ChatGPT
“What's the best knowledge base tool for help articles?”
Searched Google, AI Overview
“knowledge base software”
Searched Google, AI Overview
“internal knowledge base”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in the United States on October 21, 2026.
Is ProProfs or Zendesk Guide more popular in search?
This chart shows how often people search Google for ProProfs and Zendesk Guide by name. Each line represents a brand's share of searches for all seven knowledge base software we track, month by month, from English-language searches worldwide.
Share of searches by month for ProProfs, Zendesk Guide. The figures are in the table below the chart.
View monthly share of searches table
| Month | ProProfs | Document360 | Helpjuice | KnowledgeOwl | Zendesk Guide | Notion | Guru |
|---|---|---|---|---|---|---|---|
| Oct 2025 | 54.6% | 19.9% | 16.2% | 3.9% | 2.5% | 1.5% | 1.5% |
| Nov 2025 | 60.1% | 18% | 14.6% | 2.9% | 2.2% | 1.1% | 1.1% |
| Dec 2025 | 53.2% | 19.4% | 19.4% | 2.9% | 2.6% | 1.1% | 1.4% |
| Jan 2026 | 57.1% | 17% | 17% | 3.3% | 2.6% | 1.5% | 1.5% |
| Feb 2026 | 59.1% | 17.6% | 14.4% | 3.5% | 2.3% | 1.6% | 1.6% |
| Mar 2026 | 58.5% | 17.4% | 14.2% | 3.4% | 2.6% | 1.9% | 1.9% |
| Apr 2026 | 60.7% | 18.1% | 12% | 3.6% | 2.4% | 1.6% | 1.6% |
| May 2026 | 66.8% | 13.2% | 10.8% | 3% | 2.2% | 2.2% | 1.8% |
| Jun 2026 | 62.4% | 15.2% | 12.4% | 3.4% | 2.5% | 2% | 2% |
| Jul 2026 | 64% | 15.5% | 10.2% | 3.5% | 2.5% | 2.1% | 2.1% |
| Aug 2026 | 64.8% | 15.7% | 10.4% | 3.6% | 2.1% | 1.7% | 1.7% |
| Sep 2026 | 65% | 15.8% | 10.4% | 3.6% | 2.1% | 1.7% | 1.4% |
How has the ProProfs and Zendesk Guide comparison changed over the last 12 months?
3 findings
- ProProfs was ahead of Zendesk Guide in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, ProProfs’ share of searches among knowledge base software worldwide moved from 54.6% to 65%, and its estimated monthly branded searches moved from 22.2K to 18.1K.
- Across the 12 months ending September 2026, Zendesk Guide’s share of searches among knowledge base software worldwide moved from 2.5% to 2.1%, and its estimated monthly branded searches moved from 1K to 590.
How did search popularity change for knowledge base software worldwide in September 2026?
2 changes
ProProfs’ share of searches among knowledge base software worldwide has gained ground for 3 months in a row, from 62.4% to 65% in September 2026.
Estimated monthly branded searches for Zendesk Guide worldwide fell 41% over 12 measured months, from 1K to 590 in September 2026.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using ProProfs’ and Zendesk Guide’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.
ProProfs
1 branded search term
- proprofs
Zendesk Guide
1 branded search term
- zendesk guide
Other head-to-heads among knowledge base software
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