Infobip Email API vs turboSMTP
Infobip Email API
infobip.comturboSMTP
turbosmtp.comSide by side
| Figure | Infobip Email API | turboSMTP |
|---|---|---|
| Price from | — | €14.95/mo |
| Free plan | — | Yes |
| Free trial | Yes | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | — | Yes |
| macOS | — | Yes |
| Linux | — | Yes |
| iOS | — | Yes |
| Android | — | Yes |
| API | Yes | Yes |
| Plans published | 2 | 18 |
| Spec score · Transactional email services | 8.5 (#12) | 9.1 (#3) |
| Spec score · Transactional Email Software | 8.5 (#12) | 8.7 (#8) |
| API authentication | HTTP API uses API-key authentication, while SMTP supports username/password or API-key authentication. | API keys are used for account operations, while consumer-key and consumer-secret credentials are required for the mail-send endpoint. |
| Company founded | LinkedIn lists Infobip as founded in 2006. | The company says turboSMTP was founded in 2009. |
| Company headquarters | LinkedIn lists headquarters in London, England, with the primary address at 35-38 New Bridge Street. | The About page lists Via Palmanova 24, 20132 Milan, Italy, and a second address in Fonni, Sardinia. |
| Company size | LinkedIn lists Infobip's company size as 1,001-5,000 employees. | LinkedIn lists turboSMTP as an 11–50 employee partnership headquartered in Milan. |
| Dedicated IP option | Yes | Yes |
| Founded | 2006 | 2009 |
| Free plan | No | No |
| Integrations | Email is available inside Infobip Broadcast, Moments and Conversations, with web-interface and HTTP API workflows. | A Zapier app launched with Send Email and Find Email Status actions for connecting CRMs, forms, spreadsheets and other Zapier applications. |
| Marketing campaigns | The API supports personalized marketing campaigns and bulk delivery. | The dashboard includes an email marketing tool for designing, sending, and tracking campaigns using turboSMTP delivery infrastructure. |
| Rating on Capterra | 4.6 out of 5 from 14 reviews | 0.0 out of 5 from 0 reviews. |
| Rating on G2 | 4.6 out of 5 from 16 reviews | 4.0 out of 5 from 23 reviews. |
| Rating on Trustpilot | 1.5 out of 5 from 35 reviews | 4.2 out of 5 from 670 reviews. |
| Webhooks | Webhook notifications can report delivery status, clicks, inbound messages and other events, using per-request URLs or subscription configuration. | HTTPS webhooks report delivery events such as delivered, deferred, bounced and dropped, plus opens, clicks, unsubscribes and spam reports. |
| What it does | Infobip Email is a cloud service for transactional and marketing email with web, HTTP API and SMTP API delivery. | turboSMTP provides hosted SMTP relay and API infrastructure for transactional, marketing and newsletter email delivery. |
Plans
Infobip Email API
- Pay as you goPrice not published
- Email API pay-as-you-goPriced on request
turboSMTP
- FreeFree
- Basic€14.95 a month
- Pro€79.95 a month
- Silver€49 a month
- Gold€92 a month
- Resell€270 a month
- Titanium€450 a month
- Diamond€790 a month
- FREEFree
- BASIC€14.95 a month
In their own words
Infobip Email API
Infobip Email API has no write-up on Specifiction yet; its figures are above.
turboSMTP
turboSMTP is a cloud SMTP service for sending email messages and newsletters, with statistical analysis for individual and aggregate messages. Its SMTP API supports transactional messages such as login confirmations, welcome messages, and receipts from a website or app. The dashboard tracks clicks and opens in real time, while listed tools manage bounces, spam, and unsubscribes. Deliverability features include smart routing, custom tracking domains, and email validation before campaigns. An email marketing tool can design, send, and track campaigns using turboSMTP delivery infrastructure. The service lists SMTP relay, email templates, delivery event webhooks, and a dedicated IP option; inbound email is not supported. It offers a free plan allowing 200 emails per day for the first six months. Basic costs €14.95 a month for 15,000 emails per month; Pro costs €79.95 a month for the same send limit and up to 100 subaccounts. Other listed plans sell email credits, which expire one year after purchase. Platforms include Android, API, iOS, and web. The maker advertises 24/7 multilingual support by phone, chat, and email.