OneDrive vs Syncthing:Which is more popular?
In September 2026, OneDrive had more branded searches than Syncthing among file sync services worldwide. OneDrive had about 13.6 million branded searches, while Syncthing had 110,000. OneDrive made up 24% of all file sync service searches we track, and Syncthing accounted for 0.19%. When we asked ChatGPT and Google AI Overviews about file sync services, OneDrive appeared in all five answers and Syncthing in three. OneDrive was mentioned before Syncthing in every answer.
Who do people search for more?
OneDrive, about 124 searches for every 1 for Syncthing
Who does AI mention more?
OneDrive, mentioned in every answer we collected
Who does AI recommend more?
OneDrive, named ahead of Syncthing in every answer
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Top file sync services in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, OneDrive appeared in all five answers. Syncthing was mentioned in three out of five: in all three ChatGPT answers, but not in either of the two Google AI Overviews. OneDrive was listed before Syncthing in every answer.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Dropbox1st
Google Drive2nd- OneDrive3rd
Syncthing4th
Proton Drive5th
Sync.com6th
pCloud–
Box–
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- Google Drive5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- OneDrive5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Dropbox5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Proton Drive3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Syncthing3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Sync.com3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- pCloud0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Box0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about file sync services
5 answers
Asked ChatGPT
“Which file sync service should I use?”
Asked ChatGPT
“What are the best file sync services?”
Asked ChatGPT
“What's the best file sync service for files on all devices?”
Searched Google, AI Overview
“file sync services”
Searched Google, AI Overview
“cloud file sync”
Brands are shown in the order each answer named them. The survey took place in the United States on October 19, 2026.
Is OneDrive or Syncthing more popular in search?
This chart shows how often people search Google for OneDrive and Syncthing by name. Each line represents a brand's share of searches for all eight file sync services we track, month by month, from English-language searches worldwide.
Share of searches by month for OneDrive, Syncthing. The figures are in the table below the chart.
View monthly share of searches table
| Month | Google Drive | OneDrive | Dropbox | pCloud | Proton Drive | Syncthing | Box | Sync.com |
|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 66% | 24.1% | 8.9% | 0.54% | 0.24% | 0.2% | <0.01% | <0.01% |
| Nov 2025 | 69% | 20.6% | 9.3% | 0.68% | 0.25% | 0.2% | <0.01% | <0.01% |
| Dec 2025 | 67.4% | 20.3% | 11.1% | 0.67% | 0.3% | 0.24% | <0.01% | <0.01% |
| Jan 2026 | 69% | 20.6% | 9.3% | 0.56% | 0.31% | 0.25% | <0.01% | <0.01% |
| Feb 2026 | 69% | 20.6% | 9.3% | 0.56% | 0.31% | 0.2% | <0.01% | <0.01% |
| Mar 2026 | 65.8% | 24.1% | 8.8% | 0.65% | 0.36% | 0.24% | <0.01% | <0.01% |
| Apr 2026 | 68.9% | 20.6% | 9.3% | 0.68% | 0.31% | 0.25% | <0.01% | <0.01% |
| May 2026 | 69% | 20.6% | 9.3% | 0.56% | 0.37% | 0.25% | <0.01% | <0.01% |
| Jun 2026 | 64.6% | 23.6% | 10.6% | 0.64% | 0.35% | 0.23% | <0.01% | <0.01% |
| Jul 2026 | 68.8% | 20.7% | 9.3% | 0.68% | 0.37% | 0.25% | <0.01% | <0.01% |
| Aug 2026 | 68.7% | 20.7% | 9.2% | 0.68% | 0.45% | 0.25% | <0.01% | <0.01% |
| Sep 2026 | 65.7% | 24% | 8.8% | 0.8% | 0.43% | 0.19% | <0.01% | <0.01% |
How has the OneDrive and Syncthing comparison changed over the last 12 months?
3 findings
- OneDrive was ahead of Syncthing in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, OneDrive’s share of searches among file sync services worldwide moved from 24.1% to 24%, and its estimated monthly branded searches held steady at 13.6M.
- Across the 12 months ending September 2026, Syncthing’s share of searches among file sync services worldwide moved from 0.2% to 0.19%, and its estimated monthly branded searches held steady at 110K.
How did search popularity change for file sync services worldwide in September 2026?
1 change
In September 2026, OneDrive gained share of searches among file sync services worldwide, from 20.7% to 24%.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using OneDrive’s and Syncthing’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.
Other head-to-heads among file sync services
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