Dear ASP.NET developer

Welcome! We are happy to serve all ASP.NET developers who like to implement two-factor authentication services. You get free test-credits from us, detailed documentation for the implementation and personal support. We provide support in English and in German. As we are based in Switzerland, all data is automatically subject of the strict privacy policies of Switzerland.

We are one of the first global SMS API providers. We started initial messaging services in 1997 and launched ASPSMS in 2001. Over the years we have got over 200’000 thousand developers and business users all around the world and we are well-known for the highest quality standards on the SMS delivery.

Please just test us and get convinced of the quality of our service.

Yours sincerely, ASPSMS team

Instructions: Visual C# ASP.NET MVC

Register and ask for Free Test Credits in a few easy steps:

1. Step: Sign up
   
   
   Last name

   First name

   Company

   Address

   ZIP

   City

   Country

   SwitzerlandAfghanistan Akrotiri Albania Algeria American Samoa Andorra Angola Anguilla Antarctica Antigua and Barbuda Arctic Ocean Argentina Armenia Aruba Ashmore and Cartier Islands Australia Austria Azerbaijan Bahamas, The Bahrain Baker Island Bangladesh Barbados Belarus Belgium Belize Benin Bermuda Bhutan Bolivia Bosnia and Herzegovina Botswana Bouvet Island Brazil British Indian Ocean Territory British Virgin Islands Brunei Bulgaria Burkina Faso Burma Burundi Cambodia Cameroon Canada Cape Verde Cayman Islands Central African Republic Chad Chile China Christmas Island Clipperton Island Cocos (Keeling) Islands Colombia Comoros Congo, Republic of the Congo, Democratic Republic of the Cook Islands Coral Sea Islands Costa Rica Cote d'Ivoire Croatia Cuba Cyprus Czech Republic Denmark Dhekelia Djibouti Dominica Dominican Republic Ecuador Egypt El Salvador Equatorial Guinea Eritrea Estonia Ethiopia Falkland Islands (Islas Malvinas) Faroe Islands Fiji Finland France French Polynesia French Southern and Antarctic Lands Gabon Gambia Gaza Strip Georgia Guadeloupe Germany Ghana Gibraltar Greece Greenland Grenada Guam Guatemala Guernsey Guinea Guinea-Bissau Guyana Haiti Heard Island and McDonald Islands Vatican City State Honduras Hong Kong Howland Island Hungary Iceland India Indian Ocean Indonesia Iran Iraq Ireland Isle of Man Israel Italy Jamaica Jan Mayen Japan Jarvis Island Jersey Johnston Atoll Jordan Kazakhstan Kenya Kingman Reef Kiribati Korea Korea, South Kuwait Kyrgyzstan Laos Latvia Lebanon Lesotho Liberia Libya Liechtenstein Lithuania Luxembourg Macau Macedonia Madagascar Malawi Malaysia Maldives Mali Malta Marshall Islands Martinique Mauritania Mauritius Mayotte Mexico Micronesia, Federated States of Midway Islands Moldova Monaco Mongolia Montenegro Montserrat Morocco Mozambique Namibia Nauru Navassa Island Nepal Netherlands Netherlands Antilles New Caledonia New Zealand Nicaragua Niger Nigeria Niue Norfolk Island Northern Mariana Islands Norway Oman Pacific Ocean Pakistan Palau Palmyra Atoll Panama Papua New Guinea Paracel Islands Paraguay Peru Philippines Pitcairn Islands Poland Portugal Puerto Rico Qatar Reunion, La Romania Russia Rwanda Saint Barthelemy Saint Helena Saint Kitts and Nevis Saint Lucia Saint Martin Saint Pierre and Miquelon Saint Vincent and the Grenadines Samoa San Marino Sao Tome and Principe Saudi Arabia Senegal Serbia Seychelles Sierra Leone Singapore Slovakia Slovenia Solomon Islands Somalia South Africa South Georgia and the South Sandwich Islands Southern Ocean Spain Spratly Islands Sri Lanka Sudan Suriname Svalbard Swaziland Sweden Switzerland Syria Taiwan Tajikistan Tanzania Thailand Timor-Leste Togo Tokelau Tonga Trinidad and Tobago Tunisia Turkey Turkmenistan Turks and Caicos Islands Tuvalu Uganda Ukraine United Arab Emirates United Kingdom United States United States Pacific Island Wildlife Refuges Uruguay Uzbekistan Vanuatu Venezuela Vietnam Virgin Islands Wake Island Wallis and Futuna West Bank Western Sahara Yemen Zambia Zimbabwe

   Phone

   Please insert your email address and choose a password for your future logins. Please take care and don't lose your password.
    
   

   Your email-address

   Set Website Login Password

   Maximum 50 allowed characters: [a-z], [A-Z], [0-9], [~_.*-+:#!?%{}|@[];=&$\/,()]
   Minimum 6 characters, 1 upper case, 1 lower case, 1 digit

   Preferred Website Login Password

   Retype the Website Login Password

   I confirm that I have read and fully understood the Terms of Service

   
   

   Have you already registered? Log in with your user e-mail address and password.

   
   
2. Step: Ask for free test SMS
   
   
   Navigate to the page "Balance" and click the button [Request Free Test SMS Volumes].
   
   
   Describe in one or two sentences, what you plan to use ASPSMS for. Our support will process your request and unlock the test credits.
   
   Click here for Request Free Test SMS Volumes.
   
   
   
   
3. Step: Test
   
   
   To test the SMS Tools, SMS Scripts and interfaces (APIs) listed below, you need your ASPSMS USERKEY and the password you have set during registration.
   
   Click for your USERKEY.