Everything You Need to Validate Bank Accounts
From powerful APIs for developers to easy web tools for teams - eliminate payment errors with the UK's most comprehensive bank validation platform.
20,000+
UK Branches99.95%
Uptime<60ms
Mean ResponseWeekly
UpdatesChoose Your Solution
Whether you need API integration or easy web tools, we've got you covered
Developer API
RESTful API with OpenAPI 3.0 spec. Integrate validation directly into your applications, payment systems, or customer portals.
Web Tools
Secure online portal for manual validation. Perfect for finance teams, accountants, and businesses without developers.
Team collaboration
No coding required
Why Choose Mintly?
The most comprehensive bank validation platform for UK businesses
Lightning Fast
Average response time under 60ms. Get validation results in real-time without slowing down your workflow.
Always Accurate
Weekly data updates from UK banks and BACS. 100% coverage of all UK and Irish sort codes - over 20,000 branches.
Infinitely Scalable
Cloud-native infrastructure with no request limits. Process one validation or one million - same reliable performance.
Global Coverage
Validate UK, Ireland, and international IBANs. Support for 80+ countries with national check digit validation.
Team Collaboration
Multi-user access included. Share one subscription across your entire team with role-based permissions.
Secure & Compliant
End-to-end encryption, GDPR compliant, Cyber Essentials certified. We never store the bank account data you send.
How We Compare
See why businesses choose Mintly over competitors
| Feature | Mintly | Competitors |
|---|---|---|
| UK & Ireland bank account validation | ||
| Global IBAN validation | ||
| National check digit validation Advanced validation beyond basic IBAN checks | ||
| Team collaboration & multi-user access Share one subscription across your team | ||
| Sub-60ms response times Industry-leading performance | ||
| 99.95% uptime SLA Enterprise-grade reliability for Enterprise Plans | ||
| 14-day free trial Full feature access, no credit card required | ||
| Flexible monthly subscription Smart billing you based on your usage. No credits to top up. | ||
| Free checks with every plan A free tier so you can pick a plan that suits your needs. | ||
| OpenAPI 3.0 compliant Modern API standards for easy integration | ||
| Dedicated UK support team |
Developer API Features
RESTful API built for modern development teams
Powerful Integration, Simple Implementation
Our OpenAPI 3.0 compliant REST API makes integration seamless. Send a single GET request with bank account details and receive comprehensive validation results, including branch data and supported payment types (BACS, CHAPS, Faster Payments, SEPA).
Perfect for automating AUDDIS submissions, BACS and Direct Debit checks, or validating customer payment details in your web portal. Connect from Salesforce, Node.js, Python, PHP, or any language that supports HTTP.
Core API Features
- 100% UK & Ireland coverage - All active bank branches
- 99.95% uptime - Enterprise reliability
- Sub-60ms response - Lightning fast validation
- Unlimited requests - No rate limits on paid plans
- OpenAPI 3.0 spec - Auto-generate client code
What You Get
- Full branch data - Address, phone, bank name
- Payment types - BACS, CHAPS, Faster Payments, DD
- IBAN generation - Convert UK accounts to IBAN
- Usage analytics - Track API calls
- Onboarding support - We can help with integration
Bank Account & IBAN Validation
Validate sort code + account number combinations. Returns IBAN, branch details, and supported payment methods. Works for all UK and Irish accounts.
Sort Code Lookup
Validate sort codes and SWIFT/BIC codes. Returns complete branch information including address, telephone, and accepted payment types.
Web Tools Features
Secure online portal for teams - no coding required
Easy Validation for Non-Technical Teams
No development team? No problem. Access our powerful validation tools through a secure web interface. Start your 14-day free trial to validate sort codes, account numbers, IBANs, and SWIFT codes instantly.
Validate accounts one at a time or upload CSV files for bulk processing. Download detailed reports with validation results. Perfect for finance teams, accountants, and administrative staff.
Web Portal Features
- Single & bulk validation - CSV upload/download
- Team collaboration - Multi-user access included
- Global IBAN support - Validate 80+ countries
- Instant results - Same fast backend as API
- Secure access - End-to-end encryption
Perfect For
- Finance teams - Validate payroll & supplier details
- Accountants - Check client bank details
- Property managers - Validate tenant accounts
- Admin staff - Process refunds & payments
- Small businesses - No developers needed
Individual Validation
Enter sort code + account number to instantly validate and get branch details, IBAN, and supported payment types.
Bulk CSV Processing
Upload spreadsheets with hundreds or thousands of accounts. Download validation reports in seconds.