Our user-friendly platform helps you get started quickly. Get API key, set up account in under 60 seconds and reach customers faster.
Give your customers local experience while you operate globally. Let us take care of messaging network protocols, country-specific regulations while you focus on building your products.
All requests are secured through BASIC authentication on HTTPS. 128-bit SSL encryption is provided for added security.
Deliver 5K messages per click through C2sms platform. Our strong partnership with over 800 global telecom networks across 200+ countries helps you reach customers anywhere, any time.
Whether you are entering a new international market or adding new subscribers, our platform will grow with you. Add/modify users without worrying about additional infrastructure costs.
Reach us and we are happy to help you. C2SMS customer support team is available over email and phones and assures faster resolutions to your queries.
99.9% uptime and low latency ensures your messaging campaigns are delivered on time, every time. Save office space since no servers are required at office location.
It’s a cloud based solution. You only need to pay for what you use. Automate sending, scheduling huge volumes of messages etc. through flexible APIs.
One Time Password is random 5-6 digit number that is generated by the system upon request and gets sent to your mobile phone via SMS. It is required to complete certain transactions within Online Banking and provide an extra level of authentication.
To put it in simple terms, this is how it works:
1. User enters the user name and password
2. A request is sent to the backend.
3. When username and password matches, OTP is sent.
4. OTP is entered to complete authentication.
Yes, Our OTP sms can deliver to 200+ countries through our 800+ partner network.
The cost for OTP services are based on your usage.
Check Packages
Yes, we are provide free OTP SMS demo. sign up here for free demo https://control.c2sms.com
We Are Trusted By
C2SMS is among leaders in Cloud Communications Services. We are presently hosted various cloud based services, Bulk SMS, API, Cloud Telephony
What is bulk messaging? How does bulk SMS help your business?
Bulk SMS also referred as bulk messaging simply means sending out a large number of SMS for delivery to targeted mobile numbers. A good bulk SMS Service provider will make the process of sending out these many messages easy with the click of a button. Bulk SMS helps businesses and enterprises to send out important information to their customers. Bulk messaging is widely used for transactions, promotions and mobile marketing.
What’s the difference between transactional and promotional SMS?
Transactional SMS are those that the users have opted to receive and they are usually generated by machine/API whereas promotional SMSs are bulk messages not specific to optin users.
What are the benefits of bulk SMS for business?
Most businesses usually look for cheap bulk messaging, free bulk SMS or cheap SMS Service provider in India. What they don’t realize is bulk messaging by default is less expensive than any other medium of transactional or promotional communication. The following are the benefits of messaging that’s how business can use bulk SMS services–
How to choose the best bulk messaging partner?
A good messaging partner will care for your recipients as much as you do. The following can be the parameters to choose the best Bulk SMS Service provider–
Does C2SMS have dedicated OTP service and does it supports International SMS?
Yes, we do have OTP sms for International with voice otp backup.
Is DLT mandatory and can I able to send SMS with DLT registration ?
Yes, DLT registration is mandatory, and you can still able to send API sms with our default sender id for few days.
