| Price from | €3/mo | €0.04/mo |
| Free plan | Yes | — |
| Free trial | — | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| API | Yes | Yes |
| Plans published | 5 | 19 |
| Spec score · Transactional SMS Software | 8.7 (#8) | 8.3 (#22) |
| API | 46elks says its SMS and phone-call services use one API and the same phone numbers can be used for both. | The SMS Gateway supports HTTP(S) GET/POST, SOAP/WSDL, JSON and BULK integration methods. |
| Founded | 2011 | 2008 |
| Headquarters | Uppsala, Sweden | Baia Mare, Maramures, Romania |
| Integrations | Listed integrations include Zapier, GitHub Actions, Homey, Sigfox, Laravel, Node-RED, Flow XO, FileMaker, WordPress, and Google Sheets. | The maker lists eCommerce plugins and integrations including WooCommerce, Magento, PrestaShop, OpenCart, Shopify, Zapier, Microsoft Power Automate, Make, UiPath and RapidAPI. |
| Product | 46elks describes itself as a telecom API for applications to send SMS, receive MMS photos, and make automatic phone calls. | SMSLink provides SMS marketing, Mail to SMS, SMS Gateway, 2-Way SMS, SMS Alerts and SMS Connectors through an online platform. |
| Support | Standard support is available by phone and email on workdays from 09:00 to 16:00 CET, with best-effort response typically within 60 minutes and 24/7 failure reporting. | The provider advertises technical support 24 hours a day, 365 days a year by email and telephone. |
| Two-way SMS | Yes | Two-way SMS provides real-time viewing and export of inbound messages, SMS-to-API delivery, SMS-to-email forwarding and automated replies. |
