PlanHub vs STACK:Which is more popular?
In September 2026, PlanHub had more branded searches than STACK among construction bid management software worldwide. PlanHub had about 27,100 branded searches, while STACK had 1,720. PlanHub made up 33.3% of all construction bid management software searches we track, and STACK accounted for 2.1%. When we asked ChatGPT and Google AI Overviews about construction bid management software, PlanHub appeared in all five answers and STACK in three. PlanHub was mentioned before STACK in four out of five answers.
Who do people search for more?
PlanHub, about 16 searches for every 1 for STACK
Who does AI mention more?
PlanHub, mentioned in every answer we collected
Who does AI recommend more?
PlanHub, named ahead of STACK in 4 of 5 answers
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Top construction bid management software in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, PlanHub appeared in all five answers. STACK was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. PlanHub was listed before STACK in four out of five answers.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
BuildingConnected1st
Procore2nd- PlanHub3rd
STACK4th
SmartBid5th- ConstructConnect6th
PreconSuite–
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- PlanHub5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- BuildingConnected5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Procore5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- ConstructConnect3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- SmartBid3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- STACK3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- PreconSuite0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about construction bid management software
5 answers
Asked ChatGPT
“Which construction bid management software should I use?”
Asked ChatGPT
“What are the best construction bidding software options?”
Asked ChatGPT
“What's the best bid management software for a general contractor?”
Searched Google, AI Overview
“construction bidding software”
Searched Google, AI Overview
“bid management software”
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 22, 2026.
Is PlanHub or STACK more popular in search?
This chart shows how often people search Google for PlanHub and STACK by name. Each line represents a brand's share of searches for all seven construction bid management software we track, month by month, from English-language searches worldwide.
Share of searches by month for PlanHub, STACK. The figures are in the table below the chart.
View monthly share of searches table
| Month | ConstructConnect | PlanHub | SmartBid | BuildingConnected | STACK | PreconSuite | Procore |
|---|---|---|---|---|---|---|---|
| Oct 2025 | 35.3% | 35.3% | 15.8% | 10.6% | 2.2% | 0.64% | 0.26% |
| Nov 2025 | 31.6% | 38.6% | 17.3% | 9.5% | 2% | 0.76% | 0.21% |
| Dec 2025 | 34.1% | 34.1% | 18.6% | 10.2% | 2.2% | 0.67% | 0.23% |
| Jan 2026 | 34.4% | 34.4% | 15.4% | 12.6% | 2.3% | 0.77% | 0.22% |
| Feb 2026 | 34.4% | 34.4% | 15.4% | 12.6% | 2.3% | 0.74% | 0.27% |
| Mar 2026 | 35.4% | 35.4% | 12.9% | 12.9% | 2.5% | 0.64% | 0.3% |
| Apr 2026 | 35.2% | 35.2% | 15.8% | 10.5% | 2.3% | 0.69% | 0.22% |
| May 2026 | 33.3% | 33.3% | 18.2% | 12.2% | 2.1% | 0.65% | 0.26% |
| Jun 2026 | 30.9% | 37.8% | 16.9% | 11.3% | 2.3% | 0.57% | 0.21% |
| Jul 2026 | 32.4% | 32.4% | 17.7% | 14.5% | 2.1% | 0.6% | 0.3% |
| Aug 2026 | 34.4% | 34.4% | 15.4% | 12.6% | 2.2% | 0.75% | 0.23% |
| Sep 2026 | 33.3% | 33.3% | 18.2% | 12.2% | 2.1% | 0.6% | 0.2% |
How has the PlanHub and STACK comparison changed over the last 12 months?
3 findings
- PlanHub was ahead of STACK in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, PlanHub’s share of searches among construction bid management software worldwide moved from 35.3% to 33.3%, and its estimated monthly branded searches moved from 33.1K to 27.1K.
- Across the 12 months ending September 2026, STACK’s share of searches among construction bid management software worldwide moved from 2.2% to 2.1%, and its estimated monthly branded searches moved from 2K to 1.7K.
How did search popularity change for construction bid management software worldwide in September 2026?
2 changes
In September 2026, PlanHub lost share of searches among construction bid management software worldwide, from 34.4% to 33.3%.
Estimated monthly branded searches for STACK worldwide fell 14.9% over 12 measured months, from 2K to 1.7K in September 2026.
How are branded searches counted?
3 search terms
Brandwave collects information about searches that people make online using PlanHub’s and STACK’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.
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