Key Features

Testelium offers you a comfortable SaaS solution for testing SMS quality
It is easy to use either from its interface or through the SMS verification service API. Our tech specialists are ready to help you with the service settings 24\7 and create an optimal technical solution adjusted for your platform. Why? - Simply because for us, it’s essential to make the services stand-alone. This way, we will be able to grow our service quality faster. What we offer are Real-time multiple tests and data for deep & robust analytics.
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  • Test Real SMS Delivery
    Send your SMS tests to real, local numbers to optimize the routing of your SMS traffic. We constantly update new numbers for objective test results. All you need to do is compare your supplier's report to our actual deliverability report and identify a fake DLR.
  • Sender ID Test
    If your Sender ID changes while sending out to the destination, you know about it. We provide the results of a Sender ID check for the IP address and the domain name that you specify. Check what is being delivered to local test numbers and which sender your addressees see.
  • Fake DLR Detection
    Send your test SMS to our test numbers to check if they are being delivered correctly. Detect fake DLR through real SMS tests on real SIM cards.
  • Real Timestamps
    Now you will always know how long it takes to deliver SMS to mobile phones in the selected directions. You will receive DLR status and compare it with the information provided by your supplier. Find out and analyze the real delay between sending and delivering your SMS.
  • SMSC Check
    You may find the SMSC of the country via our SMSC check . Also, you may define the SMSC of the owner (provider) easily from the report. Quickly check which SMSC your SMS test is being delivered from.
  • PDU
    We provide complete technical information on delivered and undelivered data. The raw PDU data of the received message is available to you after each test. Get fully informed on unprocessed messages.

What else do we offer

Test Automation

You can schedule the time of sending tests in advance so that testing takes place without the participation of your manager at any time of the day or night. Automate your message campaigns cost & time-safely.


Available when working through API, UDH settings allow you to test the advanced functionality of your supplier's SMSC. Send test SMS with custom UDH settings. Check out which UDH delivers correctly by decoding raw PDU data.

Content Verification

If the content changes upon delivery, we will indicate this in the report. Check out the consistency of both the sent and delivered content. Use custom data coding to check how the received message matches the sent one. Choose the bulk SMS route with perfect content preservation!

Have Questions? Look Here
  • What is Testelium?
    Testelium is a cloud solution for checking the quality of SMS routes.
  • Who needs our service?
    Made for SMS aggregators (companies that send bulk SMS) and mobile operators with the call for bulk SMS verification and routes quality test.
  • How does it work?
    You may use it in both ways.

    First one: Testelium is an SMS verification service API that can be easily integrated into your system. You are able to run the whole process on your own from your own platform.

    Second one: work with our platform, using your own login and password. Either way, choose the necessary parameters: vendors, SMSC, sender ID or message text, destination, country and networks, number of executions etc, fill in the form, run the test and make a decision depending on results. It doesn’t mean you are going to be left alone. Our 24/7 professional support team will be ready to give you a hand anytime you need it.
  • What can we offer?
    Full automation, user-friendly interface, simple and secure API, flexible configuration, detailed report, 24/7 support, and the most affordable prices.
  • What forms of payment are available?
    PayPal, Payoneer, bank transfer, etc.
  • What’s the coverage?
    We’ve created our own live node community that keeps growing every single minute. The number of users is steadily increasing and we are constantly adding new countries. You may check out the current coverage here.

Get Started With Customer Contacts

Choose a convenient communication channel to manage your dialogue within one dashboard. Get contacted by our service specialists or book a demo time.
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