Digital Letters
Share important documents digitally and more securely.
Digital Letters save time and cut costs by replacing postal mail with instant, secure, trackable digital delivery.

Trusted by 46,000 customers to deliver world class mobile messaging services


Eliminate postage and reduce associated costs
Our unified multichannel platform reduces Cost-to-Serve by cutting physical mail expenses with secure Digital Letters.
Replace expensive postal mail and use Digital Letters to instantly1 and securely deliver customer letters (e.g., policy updates) speeding up critical actions.
100% auditable and supports ESG targets
Delivery is instant1, messages are secure, and the customer journey is fully auditable.
Digital Letters will save you time, money and improve your carbon footprint by eliminating postage and paper requirements.
Benefit from NO set up costs, simple monthly fees and comprehensive support, all while enhancing your customers digital experience.

UK-Based | ISO 27001 Certified | 99.5% Up-time SLA | FCA/GDPR Compliant
Start saving today. Switch to Digital Letters.
Try our ROI calculator. Instantly see the potential cost-savings² of replacing physical mail with secure mobile communications.
Cost Inputs & Scale
Savings shown exclude all recurring Esendex platform fees.
Mail Provider
Benchmark
Net Annual Savings*
Up to £0
Net Monthly Savings: £0
Custom Cost
Benchmark
Net Annual Savings
Up to £0
Net Monthly Savings: £0
Costs Avoided (Mail Provider Benchmark) Total cost avoidance based on Tiered Letter Price
£0
Costs Avoided (Custom Benchmark) Total cost avoidance based on Custom Cost Per Letter
£0
Digital Volume Total converted digital volume (annual count)
0
Discuss your results
Get in touch with our Digital Solutions team and realise the potential of digitising your letters.
Added value & strategic benefits
ESG & Sustainability Goals
Directly reduce paper consumption and logistics-related carbon footprint. This quantifiable step helps meet corporate ESG targets and demonstrates environmental leadership.
Regulatory Compliance & Audit Trail
Support adherence to Consumer Duty and GDPR. Secure digital channels provide robust audit trails, documentation storage, and end-user verification.
Mitigate UK Postal Risk
Avoid rising costs, delays, and unreliability of the traditional postal market (falling volumes, missed delivery targets). Digital delivery guarantees immediate1 distribution.
Verified Trust & Fraud Prevention
Use verified sender IDs (e.g., in WhatsApp or RCS) to instantly build customer trust, eliminate confusion, and protect against phishing and fraud.
Instant Delivery & Customer Action
Achieve near-instant1 delivery (seconds vs. days). This speed is vital for sending things like policy renewal letters to customers more quickly and encourages faster customer responses, boosting conversion rates.
Streamlined Operational Workflows
Digital automation eliminates costly manual processes like printing, folding, and mailing, freeing up staff time and driving overall operational efficiency across departments.
Transform cost and compliance into digital savings.
Partner with the UK Financial sector messaging expert that guarantees efficiency, reduces operational expenditure, and delivers measurable ROI for your digital transformation. Discover the full power of our mobile messaging platform.
Disclaimer*
- We commit to 90% of your messages being processed within 5 seconds and 95% within 20 seconds.
- The figures provided are for illustrative purposes only to demonstrate potential cost efficiencies. Prices are based on the average cost of products sent using 2nd class mail and are correct as of 13/10/25. Actual costs & savings will depend on specific volumes, communication mix and product choice. The figures provided exclude all recurring platform/license fees (e.g., monthly subscription fees) and costs associated with digital letter downloads by the recipient.