Brandwave

BILL Spend & Expense vs Coupa:Which is more popular?

In September 2026, Coupa had more branded searches than BILL Spend & Expense among spend management platforms worldwide. Coupa had about 201,000 branded searches, while BILL Spend & Expense had 390. Coupa made up 18.5% of all spend management platform searches we track, and BILL Spend & Expense accounted for 0.04%. When we asked ChatGPT and Google AI Overviews about spend management platforms, BILL Spend & Expense appeared in three of the five answers and Coupa in two. BILL Spend & Expense was mentioned before Coupa in every answer that named either.

Among spend management platforms worldwide in September 2026

Who do people search for more?

Coupa, about 515 searches for every 1 for BILL Spend & Expense

Coupa 201K searchesBILL Spend & Expense 390 searches

Who does AI mention more?

BILL Spend & Expense, mentioned in 3 of 5 answers, Coupa in 2

BILL Spend & Expense in 3 of 5Coupa in 2 of 5

Who does AI recommend more?

BILL Spend & Expense, named ahead of Coupa in 3 of 3 answers

BILL Spend & Expense first in 3Coupa never first

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Top spend management platforms in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, BILL Spend & Expense was mentioned in three out of five: in all three ChatGPT answers, but not in either of the two Google AI Overviews. Coupa was mentioned in two out of five: in two of the three ChatGPT answers, but not in either of the two Google AI Overviews. BILL Spend & Expense was listed before Coupa in every answer that named either.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. Ramp1st
  2. Brex2nd
  3. BILL Spend & Expense3rd
  4. SAP Concur4th
  5. Airbase5th
  6. Coupa6th
  7. Rippling Spend7th
  8. Expensify8th
  9. Navan9th
  10. Mesh Payments–

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

  • Brex5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Ramp5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Airbase4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • SAP Concur3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • BILL Spend & Expense3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Coupa2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Expensify2 of 5Named in 0 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Rippling Spend2 of 5Named in 0 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Navan1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Mesh Payments0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about spend management platforms

5 answers

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 BILL Spend & Expense or Coupa more popular in search?

This chart shows how often people search Google for BILL Spend & Expense and Coupa by name. Each line represents a brand's share of searches for all ten spend management platforms we track, month by month, from English-language searches worldwide.

BILL Spend & Expense and Coupa among spend management platforms worldwide, by month

Share of searches by month for Coupa, BILL Spend & Expense. The figures are in the table below the chart.

View monthly share of searches table
MonthNavanSAP ConcurCoupaExpensifyBrexAirbaseRampMesh PaymentsBILL Spend & ExpenseRippling Spend
Oct 202534.6%22.5%18%12.2%8.5%3.6%0.29%0.21%0.03%0.05%
Nov 202529.5%23.4%18.8%12.7%10.4%4.6%0.31%0.27%0.03%0.05%
Dec 202524.8%23.9%19.3%16%10.7%4.7%0.31%0.22%0.03%0.06%
Jan 202628.1%18.2%14.6%12.2%22%4.4%0.25%0.21%0.03%0.05%
Feb 202628.2%22.3%17.9%12.3%12.1%6.6%0.37%0.26%0.04%0.06%
Mar 202628.5%22.4%17.9%12.4%10%8.1%0.37%0.21%0.03%0.04%
Apr 202630.4%23.8%19.1%10.7%10.6%4.7%0.32%0.23%0.04%0.05%
May 202634%21.9%17.6%11.8%9.8%4.3%0.35%0.26%0.03%0.05%
Jun 202631.3%24.6%19.7%10.8%9%4%0.32%0.24%0.05%0.03%
Jul 202633.8%21.9%17.7%11.8%9.9%4.3%0.29%0.26%0.04%0.03%
Aug 202638.2%20.4%16.5%11%9.1%4%0.33%0.24%0.05%0.03%
Sep 202635.5%23%18.5%10.1%8.5%3.7%0.3%0.22%0.04%0.02%

How has the BILL Spend & Expense and Coupa comparison changed over the last 12 months?

3 findings

How did search popularity change for spend management platforms worldwide in September 2026?

1 change

  1. In September 2026, Coupa gained share of searches among spend management platforms worldwide, from 16.5% to 18.5%.

How are branded searches counted?

2 search terms

Brandwave collects information about searches that people make online using BILL Spend & Expense’s and Coupa’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.

BILL Spend & Expense

1 branded search term

  • bill spend & expense

Coupa

1 branded search term

  • coupa

How the Brand Demand Index is measured

Other head-to-heads among spend management platforms

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