# Bandwidth vs Postmark

**Leader by vioscaleAI score:** Bandwidth

| Attribute | Bandwidth | Postmark |
|---|---|---|
| **vioscaleAI score** | 67.3 (73% (medium)) | 59.9 (48% (low)) |
| content.faq | `[{"answer":"Enterprise-grade telephony and messaging infrastructure serving contact centers and businesses across multiple countries, with APIs for voice communications, integrations with CX tools, and focus on compliance and reliability. It is indexed under Communication APIs.","source":"https://www.bandwidth.com","question":"What is Bandwidth?","confidence":0.6},{"answer":"Bandwidth is a paid product; published pricing starts at $0.00. It is sold across 5 plans (SMS Messaging, MMS Messaging, Voice API and Authentication API). There is no free tier. Prices are published openly on the vendor's own pricing page. Pricing changes often, so verify at source before relying on it.","source":"https://www.bandwidth.com","question":"How much does Bandwidth cost?","confidence":0.6},{"answer":"We have confirmed browser-based access to Bandwidth. That is the extent of what we could verify from public sources, so it may well offer desktop or mobile clients we have not indexed.","source":"https://www.bandwidth.com/newsroom/bandwidth-announces-pricing-of-275-million-convertible-senior-notes-offering/","question":"What platforms does Bandwidth support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Bandwidth, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://www.bandwidth.com/newsroom/bandwidth-announces-pricing-of-275-million-convertible-senior-notes-offering/","question":"Can Bandwidth be self-hosted?","confidence":0.6},{"answer":"We have confirmed 11 integrations for Bandwidth, including Call Verification, Pindrop, Genesys, Five9, Webex, Zoom, Conversational AI Integrations and CRM, plus 3 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.bandwidth.com","question":"What does Bandwidth integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2, ISO 27001, HIPAA and GDPR for Bandwidth. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Bandwidth not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.bandwidth.com/security","question":"What security certifications does Bandwidth have?","confidence":0.7}]` | `[{"answer":"A service for reliably sending transactional emails from applications using REST API or SMTP, with libraries available for multiple programming languages. It is indexed under Communication APIs.","source":"https://postmarkapp.com","question":"What is Postmark?","confidence":0.6},{"answer":"Postmark offers a free tier, so you can start without paying. Paid plans start at $1.20. Prices are published openly on the vendor's own pricing page. Pricing changes often, so verify at source before relying on it.","source":"https://postmarkapp.com","question":"Is Postmark free?","confidence":0.6},{"answer":"We have confirmed browser-based access to Postmark. That is the extent of what we could verify from public sources, so it may well offer desktop or mobile clients we have not indexed.","source":"https://postmarkapp.com","question":"What platforms does Postmark support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Postmark, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://postmarkapp.com/blog/announcing-lower-pricing-and-monthly-plans","question":"Can Postmark be self-hosted?","confidence":0.6},{"answer":"We have confirmed 21 integrations for Postmark, including Mailcoach, Datadog, Craft CMS, Customer.io, ActiveCampaign, Supabase, Bubble and Figma, plus 13 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://postmarkapp.com/blog/announcing-lower-pricing-and-monthly-plans","question":"What does Postmark integrate with?","confidence":0.6},{"answer":"We have independently confirmed GDPR for Postmark. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Postmark not holding them. Always confirm compliance directly before you rely on it.","source":"https://postmarkapp.com/eu-privacy","question":"What security certifications does Postmark have?","confidence":0.7},{"answer":"Postmark is available worldwide. The vendor is headquartered in the United States.","source":"https://postmarkapp.com/blog/announcing-lower-pricing-and-monthly-plans","question":"Where is Postmark available?","confidence":0.75}]` |
| deployment.options | `{"cloud":true,"hybrid":true,"on_prem":true}` | `{"cloud":true}` |
| description.long | Enterprise-grade telephony and messaging infrastructure serving contact centers and businesses across multiple countries, with APIs for voice communications, integrations with CX tools, and focus on compliance and reliability. | Postmark is a transactional email service that connects with popular CMS platforms, marketing automation tools, forms providers, and business applications to send reliable emails across your workflows. |
| features.capabilities | `{"rcs":true,"sms":true,"voice":true,"two_way":true,"verify_otp":true,"global_coverage":"global","deliverability_tools":true}` | `{"email":true,"two_way":true,"global_coverage":"global","deliverability_tools":true,"usage_pricing_transparent":true}` |
| integrations.count | 5 | 21 |
| integrations.list | `[{"name":"Call Verification"},{"name":"Pindrop"},{"name":"Genesys"},{"name":"Five9"},{"name":"Webex"},{"name":"Zoom"},{"name":"Conversational AI Integrations"},{"name":"CRM","native":false,"category":"crm"},{"name":"Contact Center","native":false},{"name":"Conversational AI","native":false,"category":"chat"},{"name":"Workforce Management","native":false},{"name":"Analytics and Reporting","native":false,"direction":"outbound"},{"name":"Salesforce Contact Center","native":true,"category":"crm"},{"name":"Google Integrations","native":true,"category":"cloud"},{"name":"Microsoft Teams Operator Connect","native":true,"category":"communications"}]` | `[{"name":"Mailcoach"},{"name":"Datadog"},{"name":"Craft CMS"},{"name":"Customer.io"},{"name":"ActiveCampaign"},{"name":"Supabase"},{"name":"Bubble"},{"name":"Figma"},{"name":"Google Sheets"},{"name":"Gravity Forms"},{"name":"Gravity SMTP for WordPress"},{"name":"Netlify"},{"name":"Slack"},{"name":"Stripe"},{"name":"Stripo"},{"name":"Typeform"},{"name":"WordPress"},{"name":"WP Mail SMTP"},{"name":"Zapier"},{"name":"Tabular"},{"name":"SureTriggers"},{"name":"Marka Email Generator"}]` |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"hqCountry":"US","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"web":true}` | `{"web":true}` |
| pricing | `{"type":"usage","plans":[{"free":false,"name":"SMS Messaging","components":[{"per":{"qty":1,"unit":"message"},"kind":"metered","amount":0.004,"currency":"USD"},{"per":{"qty":1,"unit":"message"},"kind":"metered","amount":0.008,"currency":"USD"},{"per":{"qty":1,"unit":"message"},"kind":"metered","amount":0.007,"currency":"USD"}],"description":"Per-message SMS pricing via 10DLC, Short Code, and Toll-Free","contactSales":false},{"free":false,"name":"MMS Messaging","components":[{"per":{"qty":1,"unit":"message"},"kind":"metered","amount":0.015,"currency":"USD"},{"per":{"qty":1,"unit":"message"},"kind":"metered","amount":0.02,"currency":"USD"}],"description":"Per-message MMS pricing","contactSales":false},{"free":false,"name":"Voice API","components":[{"per":{"qty":1,"unit":"minute"},"kind":"metered","amount":0.01,"currency":"USD"},{"per":{"qty":1,"unit":"minute"},"kind":"metered","amount":0.0055,"currency":"USD"},{"per":{"qty":100,"unit":"character"},"kind":"metered","amount":0.0007,"currency":"USD"},{"per":{"qty":100,"unit":"character"},"kind":"metered","amount":0.003,"currency":"USD"},{"per":{"qty":1,"unit":"minute"},"kind":"metered","amount":0.002,"currency":"USD"},{"per":{"qty":1,"unit":"minute"},"kind":"metered","amount":0.0015,"currency":"USD"},{"per":{"qty":1,"unit":"call"},"kind":"metered","amount":0.006,"currency":"USD"}],"description":"Per-minute voice calling with transcription, text-to-speech, and conferencing","contactSales":false},{"free":false,"name":"Authentication API","components":[{"per":{"qty":1,"unit":"authentication"},"kind":"metered","amount":0.05,"currency":"USD"},{"per":{"qty":1,"unit":"call"},"kind":"metered","amount":0.15,"currency":"USD"}],"description":"Two-factor authentication and call verification","contactSales":false},{"free":false,"name":"SIP Trunking","description":"Customizable usage-based model for premises-based or cloud stack voice","contactSales":true}],"summary":"Usage-based pricing from $0.004 per SMS to $0.15 per call verification. Volume-based discounts. Custom enterprise pricing available.","currency":"USD","freeTier":false,"sourceUrl":"https://www.bandwidth.com","retrievedAt":"2026-08-03T13:21:09.932Z","startingPrice":{"amount":0.0007,"period":"month","currency":"USD"}}` | `{"type":"subscription","plans":[{"free":true,"name":"Free","summary":"$0/mo","features":["100 emails/month","REST API","SMTP","Transactional email","Sandbox Mode","Up to 10 custom domains","45-day retention","Up to 10 users"],"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"For testing and evaluation","contactSales":false,"includedLimits":{"emails":"100/mo"}},{"free":false,"name":"Basic","summary":"$15/mo + $1.80 per 1,000 overage emails","features":["10,000+ emails/month","Industry-leading deliverability","45-day retention","5 custom domains","Unlimited emails/day","Detailed analytics","Up to 4 users","Up to 15 message streams"],"components":[{"kind":"fixed","amount":15,"period":"month","currency":"USD"},{"per":{"qty":1000,"unit":"emails"},"kind":"metered","amount":1.8,"currency":"USD"}],"description":"For solo developers and smaller teams","contactSales":false,"includedLimits":{"emails":"10,000/mo"}},{"free":false,"name":"Pro","summary":"$16.50/mo + $1.30 per 1,000 overage emails","features":["10,000+ emails/month","Industry-leading deliverability","Customizable retention up to 365 days","10 custom domains","Unlimited emails/day","Inbound email processing","Bulk Email API","Detailed analytics","Up to 6 users","Up to 30 message streams"],"components":[{"kind":"fixed","amount":16.5,"period":"month","currency":"USD"},{"per":{"qty":1000,"unit":"emails"},"kind":"metered","amount":1.3,"currency":"USD"}],"description":"For startups and small businesses","contactSales":false,"includedLimits":{"emails":"10,000/mo"}},{"free":false,"name":"Platform","summary":"$18/mo + $1.20 per 1,000 overage emails","features":["10,000+ emails/month","Industry-leading deliverability","Customizable retention up to 365 days","Unlimited custom domains","Unlimited emails/day","Inbound email processing","Bulk Email API","Detailed analytics","Unlimited users","Unlimited message streams"],"components":[{"kind":"fixed","amount":18,"period":"month","currency":"USD"},{"per":{"qty":1000,"unit":"emails"},"kind":"metered","amount":1.2,"currency":"USD"}],"description":"For agencies and larger teams","contactSales":false,"includedLimits":{"emails":"10,000/mo"}}],"addOns":[{"name":"Dedicated IPs","components":[{"kind":"fixed","amount":50,"period":"month","currency":"USD"}]},{"name":"Custom activity retention","components":[{"kind":"fixed","amount":5,"period":"month","currency":"USD"}]}],"summary":"From $15/mo. Free tier with 100 emails/month. Pay-as-you-go overages starting at $1.80 per 1,000 emails.","currency":"USD","freeTier":true,"sourceUrl":"https://postmarkapp.com","retrievedAt":"2026-08-05T14:11:12.615Z","startingPrice":{"amount":1.2,"period":"month","currency":"USD"},"billingPeriods":["month"]}` |
| pricing.free_tier | no | yes |
| pricing.model | commercial | freemium |
| pricing.price_level | low | low |
| pricing.transparent | yes | yes |
| reliability.status_page | yes | yes |
| security.gdpr | yes | yes |
| security.hipaa | yes | - |
| security.iso27001 | yes | - |
| security.pci | yes | - |
| security.soc2 | yes | - |
| security.trust_center | https://www.bandwidth.com/resources/top-compliance-terms-for-navigating-telephony/ | - |

## Capabilities (Communication APIs)

| Capability | Bandwidth | Postmark |
|---|:--:|:--:|
| **Channels** |  |  |
| SMS | ✓ | - |
| Voice | ✓ | - |
| WhatsApp | - | - |
| RCS | ✓ | - |
| Transactional email | - | ✓ |
| Video / real-time | - | - |
| In-app chat | - | - |
| Verify / OTP / 2FA | ✓ | - |
| **Messaging** |  |  |
| Two-way messaging | ✓ | ✓ |
| **Reach** |  |  |
| Geographic coverage | Global | Global |
| **Delivery** |  |  |
| Email deliverability tools | ✓ | ✓ |
| **Commercial** |  |  |
| Published per-unit pricing | - | ✓ |

*Source: vioscaleAI. Generated 2026-10-16T18:31:05.441Z. "-" = undocumented, not absent.*