Sinch vs Vonage:Which is more popular?
In September 2026, Vonage had more branded searches than Sinch among communications API platforms worldwide. Vonage had about 76,100 branded searches, while Sinch had 49,800. Vonage made up 9.2% of all communications API platform searches we track, and Sinch accounted for 6%. When we asked ChatGPT and Google AI Overviews about communications API platforms, Sinch and Vonage each appeared in four of the five answers. Vonage was mentioned before Sinch in three out of five answers.
Who do people search for more?
Vonage, about 53% more searches than Sinch
Who does AI mention more?
Both were mentioned in 4 of 5 answers.
Who does AI recommend more?
Vonage, named ahead of Sinch in 3 of 5 answers
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Top communications API platforms in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Sinch and Vonage were each mentioned in four out of five: in two of the three ChatGPT answers and in both Google AI Overviews. Vonage was listed before Sinch in three out of five answers.
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.
Telnyx5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Twilio4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers- Vonage4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Sinch4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
Plivo3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Infobip1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about communications API platforms
5 answers
Asked ChatGPT
“Which communications API platform should I use?”
Asked ChatGPT
“What are the best communications API platforms?”
Asked ChatGPT
“What's the best communications API platform for a small dev team?”
Searched Google, AI Overview
“communications api platforms”
Searched Google, AI Overview
“sms api platform”
Brands are shown in the order each answer named them. The survey took place in the United States on October 20, 2026.
Is Sinch or Vonage more popular in search?
This chart shows how often people search Google for Sinch and Vonage by name. Each line represents a brand's share of searches for all six communications API platforms we track, month by month, from English-language searches worldwide.
Share of searches by month for Vonage, Sinch. The figures are in the table below the chart.
View monthly share of searches table
| Month | Twilio | Vonage | Telnyx | Infobip | Sinch | Plivo |
|---|---|---|---|---|---|---|
| Oct 2025 | 72.5% | 9.9% | 4.4% | 6.5% | 4.4% | 2.4% |
| Nov 2025 | 70.7% | 9.7% | 5.2% | 6.4% | 5.2% | 2.8% |
| Dec 2025 | 67.7% | 11.3% | 6.1% | 6.1% | 6.1% | 2.7% |
| Jan 2026 | 68.5% | 11.4% | 6.2% | 6.2% | 5.1% | 2.8% |
| Feb 2026 | 69.9% | 9.5% | 6.3% | 6.3% | 5.2% | 2.8% |
| Mar 2026 | 71.8% | 9.8% | 6.4% | 5.3% | 4.3% | 2.4% |
| Apr 2026 | 72.7% | 8.1% | 6.5% | 5.3% | 4.4% | 2.9% |
| May 2026 | 73.1% | 8.2% | 6.6% | 5.4% | 4.4% | 2.4% |
| Jun 2026 | 73.1% | 8.2% | 6.6% | 5.4% | 4.4% | 2.4% |
| Jul 2026 | 73.1% | 8.2% | 6.6% | 5.4% | 4.4% | 2.4% |
| Aug 2026 | 72.7% | 8.1% | 6.5% | 5.3% | 4.4% | 2.9% |
| Sep 2026 | 66.8% | 9.2% | 7.3% | 7.3% | 6% | 3.3% |
How has the Sinch and Vonage comparison changed over the last 12 months?
3 findings
- Vonage was ahead of Sinch in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Sinch’s share of searches among communications API platforms worldwide moved from 4.4% to 6%, and its estimated monthly branded searches moved from 40.8K to 49.8K.
- Across the 12 months ending September 2026, Vonage’s share of searches among communications API platforms worldwide moved from 9.9% to 9.2%, and its estimated monthly branded searches moved from 92K to 76.1K.
How did search popularity change for communications API platforms worldwide in September 2026?
2 changes
In September 2026, Sinch gained share of searches among communications API platforms worldwide, from 4.4% to 6%.
In September 2026, Vonage gained share of searches among communications API platforms worldwide, from 8.1% to 9.2%.
How are branded searches counted?
7 search terms
Brandwave collects information about searches that people make online using Sinch’s and Vonage’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 communications API platforms
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