diff --git a/docs/credits.rst b/docs/credits.rst
index 6786fb1d..75a1aadc 100644
--- a/docs/credits.rst
+++ b/docs/credits.rst
@@ -85,6 +85,10 @@ The following people have contributed to the development of PHP Server Monitor:
 
   * Nexmo SMS gateway
 
+* Mateusz Małek - https://github.com/mateuszmalek
+
+  * SMSAPI gateway
+
 Translators
 +++++++++++
 
diff --git a/src/includes/functions.inc.php b/src/includes/functions.inc.php
index 8fb1c449..a4398029 100644
--- a/src/includes/functions.inc.php
+++ b/src/includes/functions.inc.php
@@ -779,6 +779,9 @@ namespace {
             case 'solutionsinfini':
                 $sms = new \psm\Txtmsg\SolutionsInfini();
                 break;
+            case 'smsapi':
+                $sms = new \psm\Txtmsg\SMSAPI();
+                break;
         }
 
         // copy login information from the config file
diff --git a/src/psm/Txtmsg/SMSAPI.php b/src/psm/Txtmsg/SMSAPI.php
new file mode 100755
index 00000000..e446c169
--- /dev/null
+++ b/src/psm/Txtmsg/SMSAPI.php
@@ -0,0 +1,150 @@
+<?php
+
+/**
+ * PHP Server Monitor
+ * Monitor your servers and websites.
+ *
+ * This file is part of PHP Server Monitor.
+ * PHP Server Monitor is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * PHP Server Monitor is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with PHP Server Monitor.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @package     phpservermon
+ * @author      Mateusz Małek <tajgeer@gmail.com>
+ * @copyright   Copyright (c) 2008-2017 Pepijn Over <pep@mailbox.org>
+ * @license     http://www.gnu.org/licenses/gpl.txt GNU GPL v3
+ * @version     Release: @package_version@
+ * @link        http://www.phpservermonitor.org/
+ * @since       phpservermon 3.5
+ **/
+
+namespace psm\Txtmsg;
+
+class SMSAPI extends Core
+{
+    const VARIANT_INTERNATIONAL = 1;
+    const VARIANT_POLISH = 2;
+
+    /**
+     * SMSAPI comes with two variants - designed for polish or international customers.
+     *
+     * @var int
+     */
+    private $variant = self::VARIANT_INTERNATIONAL;
+
+    /**
+     * Name of the sender. As a default the sender name is set to "Test".
+     * Only verified names are being accepted.
+     * Sender name may be set after logging into Customer Portal on Sendernames.
+     * @see https://www.smsapi.com/docs/#2-single-sms
+     *
+     * @var string
+     */
+    protected $originator;
+
+    /**
+     * Token used to authenticate in SMSAPI system.
+     * @see https://www.smsapi.com/docs/#authentication
+     *
+     * @var string
+     */
+    protected $password;
+
+    /**
+     * Send sms using the SMSAPI
+     *
+     * @var string $message
+     * @var array $this->recipients
+     * @var array $this->originator
+     * @var string $this->password
+     * @var array $recipients_chunk
+     * @var string $host
+     *
+     * @var mixed $result
+     * @var array $headers
+     *
+     * @var int $success
+     * @var string $error
+     *
+     * @return bool|string
+     */
+
+    public function sendSMS($message)
+    {
+        $tld = ($this->variant === static::VARIANT_INTERNATIONAL) ? "com" : "pl";
+        $host = "api.smsapi.{$tld}";
+        $backupHost = "api2.smsapi.{$tld}";
+
+        // One user at a time.
+        $recipients_chunk = array_chunk($this->recipients, 1);
+        foreach ($recipients_chunk as $recipient)
+        {
+            try {
+                $response = $this->processSendOperation($host, $recipient, $message);
+            } catch (\RuntimeException $e) {
+                try {
+                    $response = $this->processSendOperation($backupHost, $recipient, $message);
+                } catch (\RuntimeException $e) {
+                    return "({$recipient}) " . $e->getMessage();
+                }
+            }
+
+            if (isset($response->error)) {
+                return $response->message;
+            }
+
+            return 1;
+        }
+    }
+
+    /**
+     * Perform actual SMS sending operation
+     *
+     * @param $host
+     * @param $recipient
+     * @param $message
+     * @return object
+     * @throws RuntimeException
+     */
+    private function processSendOperation($host, $recipient, $message)
+    {
+        $ch = curl_init();
+        curl_setopt($ch, CURLOPT_URL, "https://{$host}/sms.do");
+        curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query(array(
+            "access_token" => $this->password,
+            "from" => $this->originator,
+            "to" => $recipient,
+            "message" => $message,
+            "encoding" => "utf-8",
+            "normalize" => "1",
+            "format" => "json"
+        )));
+        curl_setopt($ch, CURLOPT_POST, 1);
+        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
+        curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10);
+
+        $result = curl_exec($ch);
+
+        $error = false;
+        if (curl_errno($ch)) {
+            $error = curl_error($ch);
+        }
+
+        curl_close($ch);
+
+        if ($error !== false) {
+            throw new \RuntimeException($error);
+        }
+
+        return json_decode($result);
+    }
+}