Reliable Messaging APIs

for SMS OTP,    TRANSACTIONAL SMS,    PROMOTIONAL SMS
Low cost reliable messaging APIs for Startups & SMBs




Looking for Reliable Bulk SMS Gateway in INDIA ?
Global SMS OTP Coverage

2-6 SEC DELIVERY

Direct Connectivity With TIER-1 Telcos To Provide Average Delivery Time Of 2-6 Sec

FAIL-OVER HANDLING

Proprietary Routing Algorithm To Re-Route Failed Messages Via Backup Operators 

PAY PER DELIVERY

Pay Only For OTPs Delivered Within 15 Seconds & In First Attempt Via Primary Operator

DATA PRIVACY

Do Not Let Bulk SMS Companies Resell Your Data, Mask Numbers With 2Factor

TRANSACTIONAL SMS

Transactional SMS Is Useful For Sending Non-Promotional Messages To Registered Users. Such Messages Are Delivered To Both DND & Non-DND Users, 24x7 !

PROMOTIONAL SMS

Promotional SMS Is Useful For Sending Offers, Promotiona, Upselling Messages To Non-Registered OR Registered Users. Compliant to TRAI DND Guidelines.

PHONE VERIFICATION API

Phone Verification API or OTP API Is Useful For Sending One Time Passwords To End User For Verifying Customer's Phone Number! Delivered Within 2-6 Seconds

BULK SMS MARKETING

May It Be 1 Lakh OR 50 Lakh Contacts, Our Bulk SMS Service Allows You To send Large Scale Marketing Campaigns Flawlessly & Track Returns Easily!

India's Reliable Bulk SMS & OTP Service Provider

We simplify customer verification, lead generation, transactional messaging, bulk messaging  for leading & emerging businesses

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Looking for Reliable messaging partner, write us


BULK SMS FAQ:


What are 2Factor's offerings?

2Factor.in offers simple & reliable HTTP APIs for sending bulk SMS, transactional SMS, promotional SMS, OTP SMS for variery of use-cases ( Such As, Customer phone verification, Bulk SMS marketing / campaigns, Lead generation campaigns, SMS alerts etc. )


What is bulk sms sending / messaging / bulk sms marketing? How does bulk SMS help growing business?

Bulk SMS sending also referred as bulk sms messaging simply means sending large number of SMS at once. A good bulk SMS Service provider provides with a simple interface to compose or schedule bulk sms messages in single click. Bulk SMS helps businesses and enterprises in communicating with their users, sharing important updates, up-selling / cross selling their products by executing effective marketing campaigns. Bulk messaging is widely used for transactions, promotions and mobile marketing.


What’s the difference between transactional and promotional SMS?

Promotional / Marketing message typically refers to any message sent for promoting / up-selling / advertising your business offerings. Whereas Transactional / non-promotional sms refers to, messages sent to users as an acknowledgement to the actions performed by them on your app / website. Read more for better clarity.


What makes 2Factor the best bulk SMS provider?

2Factor excels over competition in many ways making it the best Bulk SMS Gateway India. To put it simply, 2Factor offers below distinctive features.

  1. Direct Connectivity: We manage direct connectivity with TIER-1 telcos, to provide best in class delivery time ( avg delivery time of 2-6 seconds )
  2. Fail-over Handling: We have a real-time fail over handling in place, which re-routes messages via standby operators to handle any possible delivery failure. This increases delivery success rates and reduces chances of critical messages getting failed.
  3. SLA Based Pricing: Our SLA is to deliver your OTPs within 15 seconds and in first attempt. If the OTP fails OR delivered beyond 15 seconds, we not only refund you the credit, but also re-route your message via backup carriers for free of cost
Read more about 2Factor Bulk SMS Platform


What are the benefits of bulk SMS for business?

Statistically, Even today, Bulk sms campaigns are proven to provide much higher returns and greater user engagement over any other mode of marketing. Many business often look for cheap bulk messaging, free bulk SMS or cheap Bulk SMS Service provider in India, but the fact is SMS is still the cheapest medium to promote your business. Following are the benefits of messaging that’s how business can use bulk SMS services–

  1. Greater Reach: SMS is default supported protocol over most mobile devices
  2. Higher Returns: SMS is more engaging than email and social media campaigns as an average person reads over 86% of messages received
  3. Lesser Opt-Outs: Opt-out ratio over sms campaigns is far lesser than email campaigns, giving consistent returns & reach
  4. Lesser Conversion Time: Studies show average conversion time for SMS based campaigns is 90 sec or lesser, as opposed to avg 2-3 days on email campaigns
  5. Targeted Content: Message are often sent with limited characters and thus content is specific to the point, thus more impactful
  6. Preffered Channel For Sending Discounts / Coupons: Leading & over 70% Food tech + eCommerce startups rely on SMS based coupon code promotions for higher user engagement
Here are some Bulk SMS Research infographics.


How to choose the best bulk messaging service provider in India?

A good messaging partner will focus more on ensuring maximum & fastest delivery of your messages to the recipients. One must always look for below parameters while choosing the best Bulk SMS Service provider–

  1. Simple SMS Interface: For business users, executing bulk sms campaigns must be simpler
  2. Simple & Low Latency APIs: To make third party integration simpler, vendor must offer simple and low latency APIs
  3. SMS Delivery SLA: SMS Provider must have a delivery SLA in place to define Reliability
  4. Data Privacy: Option to mask user contacts if provided, is an added advantage in protecting ( masking ) client contact numbers
  5. Fault Tolerant Gateway: SMS gateway must have fail-over handling in place to achieve higher delivery rates.
  6. Global SMS Coverage: As your business scales, you start attracting international users, thus choosing an sms gateway with international delivery coverage is crucial

Does 2Factor have dedicated SMS & VOICE OTP service for phone number verification?

Yes, 2Factor offers reliable sms and voice OTP platform for performing phone verification via simple & restful APIs, Checkout SendOTP Service.