Last Updated: December 17, 2025
Important: By accessing or using the SMTPS.IO Service, you agree to be bound by these Terms and Conditions. If you do not agree to all the terms and conditions, you must not access or use our services.
1. Acceptance of Terms
These Terms and Conditions ("Terms") constitute a legally binding agreement between you ("User," "you," or "your") and SMTPS.IO ("Company," "we," "us," or "our") governing your access to and use of our email delivery services, website, APIs, and related services (collectively, the "Service").
By creating an account, accessing, or using our Service, you acknowledge that you have read, understood, and agree to be bound by these Terms, along with our Privacy Policy and Acceptable Use Policy, which are incorporated herein by reference.
2. Service Description
SMTPS.IO provides email delivery infrastructure services, including but not limited to:
- SMTP Relay Services: Secure email transmission through our SMTP servers
- Email Authentication: DKIM signing, SPF configuration, and DMARC policy management
- Dedicated IP Addresses: Optional dedicated IP addresses for email sending
- Analytics & Reporting: Email delivery statistics and tracking
- API Access: Programmatic access to our email delivery infrastructure
- Multi-tenant Support: Organization and credential management capabilities
We reserve the right to modify, suspend, or discontinue any aspect of the Service at any time, with or without notice.
3. Eligibility
To use our Service, you must:
- Be at least 18 years of age or the age of majority in your jurisdiction
- Have the legal capacity to enter into binding contracts
- Not be prohibited from using the Service under applicable laws
- Provide accurate and complete registration information
- Represent a legitimate business or organization with lawful email communication needs
4. Account Registration
4.1 Account Creation
To access certain features of the Service, you must create an account by providing accurate, current, and complete information. You agree to update your information promptly if it changes.
4.2 Account Security
You are responsible for:
- Maintaining the confidentiality of your account credentials
- All activities that occur under your account
- Immediately notifying us of any unauthorized use or security breach
- Ensuring that your API keys and SMTP credentials are kept secure
4.3 Account Sharing
Account credentials are for your use only and may not be shared with third parties. You may create sub-accounts or additional credentials for team members as permitted by your subscription plan.
5. Acceptable Use Policy
You agree to use the Service only for lawful purposes and in compliance with all applicable laws and regulations, including but not limited to:
- CAN-SPAM Act: U.S. regulations governing commercial email
- GDPR: European Union data protection regulations
- CASL: Canadian Anti-Spam Legislation
- Other applicable anti-spam and data protection laws
5.1 Email Requirements
All emails sent through our Service must:
- Include accurate sender identification and contact information
- Contain a valid physical mailing address
- Provide a clear and conspicuous unsubscribe mechanism for commercial emails
- Honor opt-out requests within 10 business days
- Use accurate and non-deceptive subject lines
- Be sent only to recipients who have provided consent or with whom you have a legitimate relationship
6. Prohibited Activities
You may NOT use the Service to:
- Send spam: Unsolicited bulk email or messages to purchased/harvested lists
- Distribute malware: Viruses, trojans, ransomware, or other malicious software
- Conduct phishing: Fraudulent attempts to obtain sensitive information
- Send illegal content: Child exploitation material, illegal substances, weapons trafficking
- Harass or threaten: Intimidating, abusive, or threatening communications
- Violate intellectual property: Copyright infringement or trademark violations
- Impersonate others: Falsely represent yourself or your organization
- Circumvent security: Attempt to bypass our security measures or rate limits
- Resell without authorization: Resell or redistribute our services without written permission
- Send to invalid addresses: Knowingly send to non-existent or invalid email addresses
- Violate privacy laws: Send emails without proper consent where required
- Damage reputation: Engage in activities that damage our IP reputation or deliverability
7. Payment Terms
7.1 Pricing and Billing
- Plans are sold as a one-time purchase. There are no monthly or annual subscription fees, and no automatic renewals
- Payment is made in full at the time of purchase
- Each purchase includes a fixed total allowance of emails, together with a maximum number of emails per day, as stated for the plan you buy
- Your remaining allowance does not expire unless an expiration date is stated for your plan
- There are no usage-based or overage charges. If you reach your daily limit or use your total allowance, sending stops until you buy additional capacity
- All fees are non-refundable unless otherwise specified
- The price shown at the time of purchase is the price for that purchase. Prices for future purchases may change at any time
7.2 Payment Methods
We accept the following, along with any other payment methods indicated at checkout:
- Credit and debit cards — major card networks, handled by our third-party payment processor. Card details are entered on the processor's secure checkout page and are never stored on our servers.
- Cryptocurrency — Bitcoin (BTC), Ethereum (ETH), USDT (ERC20 and TRC20 networks), Litecoin (LTC) and Dogecoin (DOGE).
Your payment method is charged once for the purchase you are making; we do not schedule recurring or automatic charges.
Cryptocurrency payments are sent to the wallet address shown on our
Cryptocurrency Payment page. Please verify the wallet address and the network before sending:
blockchain transactions are irreversible, and funds sent to the wrong address or over the wrong network cannot be recovered by us.
After paying, contact our support team with your transaction ID so your account can be activated.
7.3 Taxes
You are responsible for all applicable taxes. Fees are exclusive of taxes unless otherwise stated.
8. Intellectual Property
8.1 Our Intellectual Property
All rights, title, and interest in and to the Service, including all intellectual property rights, are and will remain the exclusive property of SMTPS.IO. This includes our software, APIs, documentation, trademarks, and service marks.
8.2 Your Content
You retain all rights to the content you send through our Service. By using our Service, you grant us a limited license to process and transmit your content as necessary to provide the Service.
8.3 Feedback
Any feedback, suggestions, or ideas you provide about the Service may be used by us without any obligation to you.
9. Privacy and Data Protection
9.1 Data Collection
Our collection and use of personal information is governed by our Privacy Policy. By using the Service, you consent to our data practices as described therein.
9.2 Data Processing
We process email data solely for the purpose of providing the Service. We do not read, sell, or share the content of your emails except as required by law or as necessary to provide the Service.
9.3 Data Retention
We retain email metadata and logs for a limited period as described in our Privacy Policy. You may request deletion of your data in accordance with applicable laws.
9.4 Security
We implement industry-standard security measures to protect your data, including encryption in transit and at rest. However, no method of transmission over the Internet is 100% secure.
10. Termination
10.1 Termination by You
You may terminate your account at any time through your account settings or by contacting us. Termination does not entitle you to a refund of any prepaid fees.
10.2 Termination by Us
We may suspend or terminate your account immediately, without notice, if:
- You violate these Terms or our Acceptable Use Policy
- Your use of the Service poses a security risk
- Your account shows signs of fraud or abuse
- Required by law or legal process
- You fail to pay fees when due
10.3 Effect of Termination
Upon termination:
- Your access to the Service will be revoked
- Any outstanding fees become immediately due
- We may delete your data after a reasonable retention period
- Provisions that should survive termination will remain in effect
11. Disclaimers
THE SERVICE IS PROVIDED "AS IS" AND "AS AVAILABLE" WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
We do not warrant that:
- The Service will be uninterrupted, timely, secure, or error-free
- All emails will be successfully delivered
- The Service will meet your specific requirements
- Any defects will be corrected
Email delivery depends on many factors outside our control, including recipient server policies, spam filters, and network conditions.
12. Limitation of Liability
TO THE MAXIMUM EXTENT PERMITTED BY LAW:
- WE SHALL NOT BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR PUNITIVE DAMAGES, INCLUDING LOSS OF PROFITS, DATA, OR BUSINESS OPPORTUNITIES
- OUR TOTAL LIABILITY FOR ANY CLAIMS ARISING FROM OR RELATED TO THE SERVICE SHALL NOT EXCEED THE AMOUNT YOU PAID US IN THE 12 MONTHS PRECEDING THE CLAIM
- WE ARE NOT LIABLE FOR DAMAGES RESULTING FROM UNDELIVERED OR DELAYED EMAILS
Some jurisdictions do not allow the exclusion or limitation of certain damages, so some of the above limitations may not apply to you.
13. Indemnification
You agree to indemnify, defend, and hold harmless SMTPS.IO, its officers, directors, employees, agents, and affiliates from and against any and all claims, damages, losses, costs, and expenses (including reasonable attorneys' fees) arising from:
- Your use of the Service
- Your violation of these Terms
- Your violation of any applicable laws or regulations
- The content of emails sent through your account
- Any claim that your use of the Service infringes the rights of a third party
14. Modifications to Terms
We reserve the right to modify these Terms at any time. We will provide notice of material changes by:
- Posting the updated Terms on our website
- Sending an email to your registered email address
- Displaying a notice in your account dashboard
Your continued use of the Service after changes become effective constitutes your acceptance of the revised Terms. If you do not agree to the changes, you must stop using the Service and terminate your account.
15. Governing Law and Dispute Resolution
15.1 Governing Law
These Terms shall be governed by and construed in accordance with the laws of the State of Delaware, United States, without regard to its conflict of law provisions.
15.2 Dispute Resolution
Any disputes arising from these Terms or the Service shall be resolved through:
- Negotiation: Good faith negotiations between the parties
- Mediation: If negotiation fails, non-binding mediation
- Arbitration: Binding arbitration under the rules of the American Arbitration Association
15.3 Class Action Waiver
You agree to resolve disputes on an individual basis and waive any right to participate in a class action lawsuit or class-wide arbitration.
If you have any questions about these Terms, please contact us:
SMTPS.IO
Email: support@smtps.io
Tampa, FL 33601, United States
By using SMTPS.IO, you acknowledge that you have read, understood, and agree to be bound by these Terms and Conditions.