Question 1

How many companies use Bootstrap vs Klarna Checkout?

Accepted Answer

3,348 companies use Bootstrap and 207 companies use Klarna Checkout in our database. Bootstrap is more widely adopted with 16.2x more companies than Klarna Checkout.

Question 2

What percentage of Bootstrap users also use Klarna Checkout?

Accepted Answer

1% of companies using Bootstrap also use Klarna Checkout (32 companies). This overlap suggests the tools serve complementary rather than competing purposes.

Question 3

Which industries prefer Bootstrap over Klarna Checkout?

Accepted Answer

The top industries using Bootstrap are Media & Content, Other, E-commerce & Retail, Professional Services, Education & Learning. For Klarna Checkout, the top industries are E-commerce & Retail, Hospitality & Travel, Media & Content, Financial Services & Fintech, Healthcare & Life Sciences.

Question 4

Can I get a list of companies using both Bootstrap and Klarna Checkout?

Accepted Answer

Yes. AgentData tracks 32 companies that use both Bootstrap and Klarna Checkout. Subscribe to access the full list with emails, tech stacks, and contacts via CSV or API.

	Bootstrap	Klarna Checkout
Companies	3,348	207
Category	Other	Payment processors
Emails available	72,057	313
Overlap	1% of Bootstrap users also use Klarna Checkout (32 companies)

Bootstrap vs Klarna Checkout

Side-by-side comparison

Company adoption

Top industries

Top companies using Bootstrap

Top companies using Klarna Checkout

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