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Sign up for a free account at http://clicksend.com ClickSend is not a free service. Pricing can be found here http://clicksend.com/?r=pricing/

FREE

MessageBird provides a simple and fast API for sending and receiving text messages (SMS) all over the world. Other related services are HLR-Lookup (network query) and sending and receiving Premium SMS messages.

FREE

Octopush SMS allow you to automatically send SMS to over 200 countries. We provide API in either HTTP or SMTP and in 5 languages: Java, C#, VBA, PHP and ASP. Best ever simple service with a scalable cloud architecture!

FREE

Intelligent Technologies SMS API. Allows sending and receiving of SMS messages. An account is required. Sign up for free at http://inteltech.com.au Send messages to any country in the world.

FREE

Send bulk SMS all around the world, 200 countries covered and more than 700 operators are available. See http://www.allmysms.com/en/api-sms/ for more details and documentation.

FREE

Send unlimited free SMS to USA using our service provided by http://sms2usa.msgbolt.com/

FREE

Wavecell SMS API allows registered users to send SMS worldwide using a simple , fast and reliable HTTP API. Send messages in minutes - Get your free trial at : http://www.wavecell.com

FREE

this API For resalty.net website ,with this API You Can Send SMS And Get your Balance you need to have an account on resalty website to use this API

FREE

Using this API one can add SMS capabilities to their application/website at free of cost, i checked the delivery speed of messages from this service, and FYI its superb, try it out, and spread the word with your friends too.

FREE

SMS Service Provider

FREE

Gateway SMS for Italy

FREE

Introducing ultra cheap Transactional SMS API for developers ( India ) Send speedy sms with fully customizable dynamic sender ids for FREE. Claim your FREE SMS Credits at http://goo.gl/fsEPSo

FREE

Comprehensive SMS messaging functions. Direct UK connections, set the sender ID and send texts up to 612 characters. Send SMS to the UK and Europe. Functions include: Send SMS, Receive SMS, Schedule SMS, Delivery Reporting, Branch Level Identification. You can also control your Text Marketer account programmatically, for example: Inject mobile numbers direct into your account, create new sub accounts and move credits between them and create new groups. Used by well know brands through to start ups, low cost and reliability is our strength. See read me to give it a try.

FREE

SMS TEXT API GATEWAY - CLOUD RESTFUL AND LIGHTWEIGHT API Send and receive text messages directly from and to your web application or IT systems via our API. With access to our well documented and supported API you will be able to connect directly

FREE

mOTP is an Open API, Alternative to sms based One Time Password. It is a hosted, secured, scalable solution for customer phone verification that works without SMS mOTP brings an innovative approach for customer phone verification. It replaces SMS based one time password, with an OTP over a missed call ( to mobile, landline phone ) Thereby eliminating any Cost, Delay & Dnd Hurdles.

FREE

QR code generator with text,url,tel,sms and email datatypes .

FREE

Send unlimited SMS to any Indian mobile number using this API, all you need is an account from freesms8.co.in

FREE

The HTTP API is used to send simple SMS text messages by posting the message content and recipient information in a long URL.

FREE

mSMS is used to send simple SMS text messages to Non - DND numbers by posting the message content and recipient information using the following API.

FREE

SMS, MMS, Transcoding and User Lookup APIs. Quickly and easily add messaging and rich media to your mobile application with the Mogreet Mobile Services Platform.

FREE
ClickSend SMS by clicksend
Sign up for a free account at http://clicksend.com ClickSend is not a free service...
FREE
402
developers
187
followers
100%
uptime

SMS Gateway by messagebird
MessageBird provides a simple and fast API for sending and receiving text messages...
FREE
629
developers
379
followers
100%
uptime

Octopush SMS by Octopush
Octopush SMS allow you to automatically send SMS to over 200 countries. We provide...
FREE
103
developers
94
followers
100%
uptime

Inteltech SMS by inteltech
Intelligent Technologies SMS API. Allows sending and receiving of SMS messages. An...
FREE
454
developers
254
followers
100%
uptime

SMS sending by allmysms
Send bulk SMS all around the world, 200 countries covered and more than 700 operators...
FREE
11
developers
7
followers
100%
uptime

SMS2USA by blaazetech
Send unlimited free SMS to USA using our service provided by...
FREE
30
developers
17
followers
100%
uptime

Wavecell SMS by wavecell
Wavecell SMS API allows registered users to send SMS worldwide using a simple , fast...
FREE
90
developers
49
followers
100%
uptime

Resalty SMS by aroon9002ahmed
this API For resalty.net website ,with this API You Can Send SMS And Get your Balance...
FREE
4
developers
2
followers
100%
uptime

Site2SMS by blaazetech
Using this API one can add SMS capabilities to their application/website at free of...
FREE
9247
developers
6220
followers
100%
uptime

SendSMS by sendsms.ro
SMS Service Provider
FREE
179
developers
114
followers
100%
uptime

speedsms by speedsms1
Gateway SMS for Italy
FREE
10
developers
3
followers
100%
uptime

Dial2verify SMS Gateway by motp
Introducing ultra cheap Transactional SMS API for developers ( India ) Send speedy...
FREE
168
developers
37
followers
100%
uptime

SMS Text messaging functions by nickrich
Comprehensive SMS messaging functions. Direct UK connections, set the sender ID...
FREE
243
developers
199
followers
100%
uptime

SMS Text messaging gateway function by innovativetext
SMS TEXT API GATEWAY - CLOUD RESTFUL AND LIGHTWEIGHT API Send and receive text...
FREE
66
developers
40
followers
100%
uptime

mOTP - Sms less Two factor authentication by motp
mOTP is an Open API, Alternative to sms based One Time Password. It is a hosted...
FREE
402
developers
198
followers
100%
uptime

QR code generator with multiple datatypes . by ajith
QR code generator with text,url,tel,sms and email datatypes .
FREE
59
developers
34
followers
100%
uptime

FreeSMS8 by blaazetech
Send unlimited SMS to any Indian mobile number using this API, all you need is an...
FREE
164
developers
138
followers
100%
uptime

HTTP Messaging by talya.mizrahi
The HTTP API is used to send simple SMS text messages by posting the message content...
FREE
16
developers
15
followers
100%
uptime

mSend by webaroo
mSMS is used to send simple SMS text messages to Non - DND numbers by posting the...
FREE
53
developers
54
followers
100%
uptime

Mogreet by mogreetapi
SMS, MMS, Transcoding and User Lookup APIs. Quickly and easily add messaging and rich...
FREE
24
developers
27
followers
100%
uptime