Checkbook
Your payments simplified. Global Payments pushed for you through one API.
47 employees · est. 2015 · San Mateo, United States
ZEN.COM
Trusted payments. Multicurrency account. A top-tier shopping card for secure, everyday payments.
486 employees · est. 2018 · London, United Kingdom
Checkbook is the older company (2015 vs 2018); ZEN.COM is the larger of the two.
Side-by-Side Comparison
| Metric | Checkbook | ZEN.COM |
|---|---|---|
| Founded | ||
| Founded | 2015 older | 2018 |
| Headquarters | ||
| Headquarters | San Mateo, United States | London, United Kingdom |
| Employees | ||
| Employees | 47 | 486 larger |
| Industry | ||
| Industry | API, Financial Services, Fintech | Financial Services |
| Funding Stage | ||
| Funding Stage | Series A | Not tracked yet |
| Total Funding | ||
| Total Funding | $11.80M | Not tracked yet |
| Funding Rounds | ||
| Funding Rounds | 2 | Not tracked yet |
| Services | ||
| Services | Not tracked yet | ZEN Card issuance, Multi-currency management, Instant cashback benefits, Currency exchange services, Payment gateway for merchants, Extended warranty services |
| Target Customers | ||
| Target Customers | Not tracked yet | Individual consumers, Online shoppers, Travelers, Ecommerce businesses, Fintech companies, Crowdfunding platforms, Gamers |
| Taxonomy | ||
| Taxonomy | Digital Payments, Payment Processing, API Integration, Accounts Payable, Accounts Receivable, Online Payments, Cost-Savings, Convenience, Business Efficiency, Banking Integration, Financial Technology, Accounting Software Integration, Global Payments | Global Payments Platform, Multicurrency Accounts, Secure Shopping Card, Instant Cashback, Purchase Protection, Extended Warranties, Mobile Payments, Instant Money Transfers, Fraud Prevention, Chargeback Reduction, API Integration, E-commerce Solutions, Compliance And Regulation, Cross-border Payments, Fintech Innovation |
| Website | ||
| Website | checkbook.io | zen.com |
About Checkbook
Checkbook, founded in 2015, is a promising fintech company headquartered in the United States, operating across several industries including API, Financial Services, Fintech, and Payments. With the slogan "Your payments simplified. Global Payments pushed for you through one API," Checkbook offers a...
About ZEN.COM
ZEN.COM is a dynamic player in the Financial Services industry, providing a secure, reliable platform for payments and financial management since its founding in 2018. Headquartered in the United Kingdom, the company supports a robust user base, with over 1.2 million users and 10,000 business partne...
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Funding, hiring, leadership and stack changes at Checkbook and ZEN.COM — by email.
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Related Comparisons
Compiled from the BounceWatch company index. We last looked at Checkbook on 12 Sep 2024, and ZEN.COM on 12 Dec 2025. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.