Codecov vs JaCoCo:Which is more popular?
In September 2026, JaCoCo had more branded searches than Codecov among code coverage tools worldwide. JaCoCo had about 8,100 branded searches, while Codecov had 4,400. JaCoCo made up 6.4% of all code coverage tool searches we track, and Codecov accounted for 3.5%. When we asked ChatGPT and Google AI Overviews about code coverage tools, both Codecov and JaCoCo appeared in all five answers. Codecov was mentioned before JaCoCo in four out of five answers.
Who do people search for more?
JaCoCo, about 84% more searches than Codecov
Who does AI mention more?
Both are mentioned in every answer we collected.
Who does AI recommend more?
Codecov, named ahead of JaCoCo in 4 of 5 answers
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Top code coverage tools in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, both Codecov and JaCoCo showed up in all five answers. Codecov was listed before JaCoCo in four of them.
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.
SonarQube5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers- JaCoCo5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Codecov5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Coveralls2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Codacy0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Code Climate0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about code coverage tools
5 answers
Asked ChatGPT
“Which code coverage tool should I use?”
Asked ChatGPT
“What are the best code coverage tools?”
Asked ChatGPT
“What's the best code coverage tool for a software team?”
Searched Google, AI Overview
“code coverage tools”
Searched Google, AI Overview
“test coverage tool”
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 20, 2026.
Is Codecov or JaCoCo more popular in search?
This chart shows how often people search Google for Codecov and JaCoCo by name. Each line represents a brand's share of searches for all six code coverage tools we track, month by month, from English-language searches worldwide.
Share of searches by month for JaCoCo, Codecov. The figures are in the table below the chart.
View monthly share of searches table
| Month | SonarQube | JaCoCo | Codecov | Codacy | Code Climate | Coveralls |
|---|---|---|---|---|---|---|
| Oct 2025 | 84.7% | 6.2% | 4.2% | 3.4% | 1.5% | 0.09% |
| Nov 2025 | 83.3% | 6.1% | 5% | 4.1% | 1.5% | 0.09% |
| Dec 2025 | 84.9% | 6.2% | 4.2% | 3.4% | 1.2% | 0.11% |
| Jan 2026 | 83.9% | 6.2% | 5% | 3.4% | 1.5% | 0.09% |
| Feb 2026 | 83.7% | 6.1% | 5% | 3.3% | 1.5% | 0.3% |
| Mar 2026 | 86.4% | 5.2% | 4.2% | 2.8% | 1.3% | 0.07% |
| Apr 2026 | 84.9% | 6.2% | 4.2% | 3.4% | 1.2% | 0.09% |
| May 2026 | 86.6% | 5.2% | 4.2% | 2.8% | 1% | 0.11% |
| Jun 2026 | 86.6% | 5.2% | 4.2% | 2.8% | 1% | 0.09% |
| Jul 2026 | 85% | 6.3% | 4.2% | 3.4% | 1% | 0.11% |
| Aug 2026 | 86.5% | 6.4% | 3.5% | 2.8% | 0.79% | 0.09% |
| Sep 2026 | 86.4% | 6.4% | 3.5% | 2.8% | 0.79% | 0.13% |
How has the Codecov and JaCoCo comparison changed over the last 12 months?
3 findings
- JaCoCo was ahead of Codecov in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Codecov’s share of searches among code coverage tools worldwide moved from 4.2% to 3.5%, and its estimated monthly branded searches moved from 8.1K to 4.4K.
- Across the 12 months ending September 2026, JaCoCo’s share of searches among code coverage tools worldwide moved from 6.2% to 6.4%, and its estimated monthly branded searches moved from 12.1K to 8.1K.
How did search popularity change for code coverage tools worldwide in September 2026?
2 changes
Codecov’s share of searches among code coverage tools worldwide has lost ground for 3 months in a row, from 4.2% to 3.5% in September 2026.
Estimated monthly branded searches for JaCoCo worldwide fell 33.1% over 12 measured months, from 12.1K to 8.1K in September 2026.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Codecov’s and JaCoCo’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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