OpenCPN vs SERTICA:Which is more popular?
In September 2026, OpenCPN had more branded searches than SERTICA among marine software worldwide. OpenCPN had about 8,100 branded searches, while SERTICA had 3,600. OpenCPN made up 0.2% of all marine software searches we track, and SERTICA accounted for 0.09%. When we asked ChatGPT and Google AI Overviews about marine software, OpenCPN and SERTICA each appeared in two of the five answers.
Who do people search for more?
OpenCPN, about 2 searches for every 1 for SERTICA
Who does AI mention more?
Both were mentioned in 2 of 5 answers.
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Top marine software in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, OpenCPN was mentioned in two out of five: in one of the three ChatGPT answers and in one of the two Google AI Overviews. SERTICA was mentioned in two out of five: in two of the three ChatGPT answers, but not in either of the two Google AI Overviews.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
DockMaster3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
MarineTraffic2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
VesselFinder2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers- Navionics2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- OpenCPN2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
SERTICA2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
DNV ShipManager2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Kpler1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Signal Ocean0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Windward0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about marine software
5 answers
Asked ChatGPT
“Which marine software should I use?”
Asked ChatGPT
“What are the best marine software options?”
Asked ChatGPT
“What's the best marine software for vessel tracking?”
Searched Google, AI Overview
“marine software”
Searched Google, AI Overview
“vessel tracking 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 21, 2026.
Is OpenCPN or SERTICA more popular in search?
This chart shows how often people search Google for OpenCPN and SERTICA by name. Each line represents a brand's share of searches for all ten marine software we track, month by month, from English-language searches worldwide.
Share of searches by month for OpenCPN, SERTICA. The figures are in the table below the chart.
View monthly share of searches table
| Month | MarineTraffic | VesselFinder | Navionics | OpenCPN | Signal Ocean | SERTICA | DockMaster | Windward | Kpler | DNV ShipManager |
|---|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 84.1% | 13.8% | 1.5% | 0.25% | 0.14% | 0.11% | 0.09% | 0.02% | <0.01% | <0.01% |
| Nov 2025 | 84% | 13.8% | 1.5% | 0.3% | 0.13% | 0.13% | 0.09% | 0.02% | <0.01% | <0.01% |
| Dec 2025 | 84% | 13.8% | 1.5% | 0.3% | 0.13% | 0.16% | 0.11% | 0.02% | <0.01% | <0.01% |
| Jan 2026 | 84.1% | 13.8% | 1.5% | 0.25% | 0.13% | 0.11% | 0.11% | 0.02% | <0.01% | <0.01% |
| Feb 2026 | 86.3% | 11.6% | 1.6% | 0.25% | 0.14% | 0.11% | 0.08% | 0.02% | <0.01% | <0.01% |
| Mar 2026 | 86.8% | 11.7% | 1.1% | 0.21% | 0.11% | 0.08% | 0.06% | 0.02% | <0.01% | <0.01% |
| Apr 2026 | 88.8% | 9.8% | 1.1% | 0.18% | 0.08% | 0.05% | 0.05% | 0.01% | <0.01% | <0.01% |
| May 2026 | 83.8% | 13.8% | 1.9% | 0.25% | 0.11% | 0.07% | 0.09% | 0.01% | <0.01% | <0.01% |
| Jun 2026 | 83.9% | 13.8% | 1.9% | 0.25% | 0.11% | 0.07% | 0.07% | 0.01% | <0.01% | <0.01% |
| Jul 2026 | 83.9% | 13.8% | 1.9% | 0.25% | 0.11% | 0.07% | 0.07% | 0.01% | <0.01% | <0.01% |
| Aug 2026 | 86.6% | 11.6% | 1.3% | 0.21% | 0.09% | 0.08% | 0.06% | 0.01% | <0.01% | <0.01% |
| Sep 2026 | 84.6% | 13.9% | 1% | 0.2% | 0.11% | 0.09% | 0.07% | 0.01% | <0.01% | <0.01% |
How has the OpenCPN and SERTICA comparison changed over the last 12 months?
3 findings
- OpenCPN was ahead of SERTICA in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, OpenCPN’s share of searches among marine software worldwide moved from 0.25% to 0.2%, and its estimated monthly branded searches held steady at 8.1K.
- Across the 12 months ending September 2026, SERTICA’s share of searches among marine software worldwide moved from 0.11% to 0.09%, and its estimated monthly branded searches held steady at 3.6K.
How did search popularity change for marine software worldwide in September 2026?
0 changes
Neither OpenCPN nor SERTICA moved beyond provider rounding among marine software in September 2026.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using OpenCPN’s and SERTICA’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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