Notifications as a Service

Deliver critical alerts
from any device to any person

SignalMover connects your IoT sensors, servers, and applications to the people who need to know — instantly, via SMS, worldwide.

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About SignalMover

The bridge between machines and humans

In a world of billions of connected devices, timely human awareness is everything. SignalMover provides a simple, reliable HTTP API that lets any internet-connected device — from industrial sensors to smart-home gadgets — send SMS notifications to device owners and operators in real time.

How it works

1
Your device detects an event
Temperature spike, motion detected, system failure — anything.
2
It calls SignalMover's HTTP API
One simple HTTP GET or POST request with your message.
3
We deliver the SMS instantly
Routed through global carrier networks to the recipient's phone.

Why SignalMover

Built for machines that need to talk to people

🌍

Global Coverage

Deliver SMS to 200+ countries through Tier-1 carrier routes with automatic failover.

⚡

Sub-Second Latency

Messages leave our gateway in under 200ms. Time-critical alerts arrive when they matter.

🔒

Secure by Default

TLS encryption on every request. Credential-based auth keeps your account safe.

📡

IoT-Native

Designed for constrained devices — a simple HTTP GET is all you need. No SDK required.

📊

Delivery Reports

Configurable DLR callbacks tell you exactly when a message is delivered, queued, or failed.

🔧

Advanced Controls

Flash SMS, message class, validity, deferred delivery, UDH — full protocol-level access.

Pricing

Simple, transparent pricing

No hidden fees. Pay only for what you send. Volume discounts on every tier.

Starter

€ 0.06

per message

✓ Up to 5,000 msgs / month
✓ Standard routes
✓ Email support
✓ Basic DLR callbacks
✓ 1 sender ID

Start Free Trial

Business

€ 0.04

per message

✓ Up to 100,000 msgs / month
✓ Premium direct routes
✓ Priority support
✓ Full DLR + analytics
✓ 5 sender IDs
✓ Dedicated account manager

Get Started

Enterprise

Custom

volume-based

✓ Unlimited messages
✓ Dedicated SMSC routes
✓ 24/7 phone support
✓ SLA guarantee 99.9%
✓ Unlimited sender IDs
✓ Custom integration help

Contact Sales

API Reference

One endpoint. Full control.

Send an SMS with a single HTTP request. Authenticate with your credentials, set the recipient and message — done.

Endpoint

GET / POST https://api.signalmover.com/api/v1/sendsms.php

Quick Start

curl -X GET "https://api.signalmover.com/api/v1/sendsms.php?\
  username=myuser&\
  password=mypass&\
  from=%2B3584012345&\
  to=%2B3584098765&\
  text=Temperature+alert:+38.5C"

import requests

response = requests.get(
    "https://api.signalmover.com/api/v1/sendsms.php",
    params={
        "username": "myuser",
        "password": "mypass",
        "from": "%2B3584012345",
        "to": "%2B3584098765",
        "text": "Temperature alert: 38.5C",
        "dlr-mask": 3,
        "dlr-url": "https://example.com/dlr"
    }
)
print(response.json())
# {"success": 1}

const params = new URLSearchParams({
  username: "myuser",
  password: "mypass",
  from: "%2B3584012345",
  to: "%2B3584098765",
  text: "Temperature alert: 38.5C"
});

const res = await fetch(
  `https://api.signalmover.com/api/v1/sendsms.php?${params}`
);
const data = await res.json();
console.log(data);
// { success: 1 }

Request Parameters

Parameter	Type	Required	Description
username	string	Required	Username or account name.
password	string	Required	Password associated with the given username.
from	string	Required	Phone number of the sender. May be overridden in certain cases.
to	string	Required	Phone number of the receiver.
text	string	Required	Contents of the message, URL-encoded as necessary.
charset	string	Optional	Charset of the text message. Used to convert to a format suitable for 7-bit or UCS-2. Defaults to UTF-8.
udh	string	Optional	User Data Header (UDH) part of the message. Must be URL-encoded.
smsc	string	Optional	Forces routing through a specific SMSC route.
mclass	number	Optional	Sets the Message Class in the DCS field. Values 0–3: 0 = flash SMS (direct to display), 1 = mobile, 2 = SIM, 3 = SIM toolkit. -1 or missing = default.
mwi	number	Optional	Sets Message Waiting Indicator bits in DCS field. Values 0–3 activate voice/fax/email/other indicators; 4–7 deactivate them respectively. Excludes flash.
compress	number	Optional	Sets the Compression bit in the DCS field.
coding	number	Optional	Sets coding scheme bits in DCS field. 0 = 7-bit, 1 = 8-bit, 2 = UCS-2. Defaults to 7-bit unless UDH is set (then 8-bit).
validity	number (min)	Optional	How many minutes the SMS Center should attempt delivery. Message is discarded after this window.
deferred	number (min)	Optional	Postpone delivery by this many minutes from now.
dlr-mask	number (bitmask)	Optional	Delivery report bitmask — 1: Delivered to phone, 2: Non-Delivered to phone, 4: Queued on SMSC, 8: Delivered to SMSC, 16: Non-Delivered to SMSC. Requires dlr-url.
dlr-url	string (URL)	Optional	Callback URL for delivery reports when dlr-mask is set. Must be URL-encoded.
pid	byte	Optional	Sets the PID value (see ETSI documentation).
rpi	number	Optional	Sets the Return Path Indicator value (see ETSI documentation).
account	string	Optional	Account name or number for billing purposes.
binfo	string	Optional	Billing identifier/information proxy field.
priority	number	Optional	Message priority. Range 0–3 is allowed.

Response

The API returns a JSON object:

Field	Type	Description
success	number	`1` if the message was accepted, `0` on failure.
reason	string	Human-readable reason when `success` is `0`. Empty or absent on success.

Example Responses

Success

{
  "success": 1
}

Failure

{
  "success": 0,
  "reason": "Authentication failed"
}

Deliver critical alertsfrom any device to any person