BILL vs Medius:Which is more popular?
In September 2026, BILL had more branded searches than Medius among accounts payable automation platforms worldwide. BILL had about 44,400 branded searches, while Medius had 33,100. BILL made up 9.3% of all accounts payable automation platform searches we track, and Medius accounted for 6.9%. When we asked ChatGPT and Google AI Overviews about accounts payable automation platforms, Medius appeared in all five answers and BILL in four. BILL was mentioned before Medius in four out of five answers.
Who do people search for more?
BILL, about 34% more searches than Medius
Who does AI mention more?
Medius, mentioned in every answer we collected
Who does AI recommend more?
BILL, named ahead of Medius in 4 of 5 answers
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Top accounts payable automation platforms in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Medius appeared in all five answers. BILL was mentioned in four out of five: in all three ChatGPT answers and in one of the two Google AI Overviews. BILL was listed before Medius in four 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.
Tipalti5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers- Medius5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- BILL4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
AvidXchange4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Coupa3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Stampli3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Basware2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Ramp2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Airbase0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Melio0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about accounts payable automation platforms
5 answers
Asked ChatGPT
“Which accounts payable automation platform should I use?”
Asked ChatGPT
“What are the best accounts payable automation platforms?”
Asked ChatGPT
“What's the best accounts payable automation platform for supplier invoices?”
Searched Google, AI Overview
“accounts payable automation software”
Searched Google, AI Overview
“best ap automation software”
Brands are shown in the order each answer named them. The survey took place in the United States on October 20, 2026.
Is BILL or Medius more popular in search?
This chart shows how often people search Google for BILL and Medius by name. Each line represents a brand's share of searches for all ten accounts payable automation platforms we track, month by month, from English-language searches worldwide.
Share of searches by month for BILL, Medius. The figures are in the table below the chart.
View monthly share of searches table
| Month | Coupa | Tipalti | Stampli | BILL | Airbase | Medius | AvidXchange | Basware | Melio | Ramp |
|---|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 41.5% | 10.3% | 8.4% | 11.2% | 8.4% | 6.8% | 6.8% | 5.6% | 0.94% | 0.05% |
| Nov 2025 | 38.8% | 11.7% | 9.5% | 10.4% | 9.5% | 6.4% | 6.4% | 6.4% | 0.88% | 0.06% |
| Dec 2025 | 39.1% | 11.9% | 9.6% | 10.5% | 9.6% | 6.4% | 6.4% | 5.3% | 1.1% | 0.05% |
| Jan 2026 | 37.9% | 11.5% | 9.3% | 10.2% | 11.4% | 6.2% | 6.2% | 6.2% | 1.1% | 0.06% |
| Feb 2026 | 37.3% | 11.3% | 9.2% | 10.1% | 13.7% | 6.1% | 6.1% | 5% | 1% | 0.07% |
| Mar 2026 | 38.3% | 9.6% | 7.8% | 10.4% | 17.3% | 5.2% | 5.2% | 5.2% | 1.1% | 0.05% |
| Apr 2026 | 43% | 10.8% | 8.7% | 9.5% | 10.6% | 5.8% | 5.8% | 4.7% | 0.98% | 0.06% |
| May 2026 | 38.9% | 11.9% | 9.6% | 10.5% | 9.5% | 6.4% | 6.4% | 5.2% | 1.6% | 0.05% |
| Jun 2026 | 43% | 10.7% | 8.7% | 11.6% | 8.7% | 5.8% | 5.8% | 4.7% | 0.97% | 0.04% |
| Jul 2026 | 39.6% | 11.9% | 9.8% | 10.7% | 9.7% | 6.5% | 5.3% | 5.3% | 1.1% | 0.06% |
| Aug 2026 | 38.7% | 11.6% | 11.6% | 10.4% | 9.5% | 6.4% | 5.2% | 5.2% | 1.3% | 0.05% |
| Sep 2026 | 42% | 10.4% | 10.4% | 9.3% | 8.5% | 6.9% | 5.7% | 5.7% | 1.2% | 0.05% |
How has the BILL and Medius comparison changed over the last 12 months?
3 findings
- BILL was ahead of Medius in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, BILL’s share of searches among accounts payable automation platforms worldwide moved from 11.2% to 9.3%, and its estimated monthly branded searches moved from 54.3K to 44.4K.
- Across the 12 months ending September 2026, Medius’ share of searches among accounts payable automation platforms worldwide moved from 6.8% to 6.9%, and its estimated monthly branded searches held steady at 33.1K.
How did search popularity change for accounts payable automation platforms worldwide in September 2026?
2 changes
In September 2026, Medius gained share of searches among accounts payable automation platforms worldwide, from 6.4% to 6.9%.
In September 2026, BILL lost share of searches among accounts payable automation platforms worldwide, from 10.4% to 9.3%.
How are branded searches counted?
5 search terms
Brandwave collects information about searches that people make online using BILL’s and Medius’ 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 accounts payable automation platforms
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