OTP SMS & SMS API in Bangladesh

OTP SMS generally used for website or apps otp verification or any kind of auto notification. If you have any website or ecommerce and if you want to verify customer number, you can use otp SMS so that you can verify his or her number. Beside that different type of apps using otp sms for customer number verification. Even SMS need for different type of notification. If any bank want to send SMS when their client deposit or width draw any amount from bank, he/she will get a sms notification automatically and instantly. If any employee enter the office, boss can get a notification by SMS. In this way different kind of software can use SMS for regular transactional SMS automatically.

sms api

 Transactional SMS API

API URL (GET & POST) : http://isms.zaman-it.com/smsapi?api_key=(APIKEY)&type=text&contacts=(NUMBER)&senderid=(Approved Sender ID)&msg=(Message Content)

Parameter NameMeaning/ValueDescription
typetext/unicodetext for normal SMS/unicode for Bangla SMS
contactsmobile numberExp: 88017XXXXXXXX+88018XXXXXXXX+88019XXXXXXXX…
msgSMS bodyN.B: Please use url encoding to send some special characters like &, $, @ etc
labeltransactional/promotionaluse transactional label for transactional sms

Credit Balance API

API URL : http://isms.zaman-it.com/miscapi/(API Key )/getBalance

Delivery Report API

API URL : http://isms.zaman-it.com/miscapi/(API Key )/getDLR/getAll
Chunk per Call: 100
SMS Shoot ID Enter the SMS ID returned when submitted SMS via API. It will return an array having mobile numbers and their DLR status.
API URL : http://isms.zaman-it.com/miscapi/(API Key )/getDLR/(SMS SHOOT ID)

Key Retrieval

API URL : http://isms.zaman-it.com/getkey/(username)/( password)
Username : Your account User ID used to login.
Password : Account password that you use to login.

Error Code & Meaning

Error CodeMeaning
1002Sender Id/Masking Not Found
1003API Not Found
1004SPAM Detected
1005Internal Error
1006Internal Error
1007Balance Insufficient
1008Message is empty
1009Message Type Not Set (text/unicode)
1010Invalid User & Password
1011Invalid User Id


OTP SMS Price in Bangladesh

Non Masking Price in Bangladesh



Masking SMS Price in Bangladesh



*Masking Registration Time: 10 Working Days

** All prices are Tax & Vat & Masking registration cost excluded.

Bulk SMS text character limit:

  • Only Bangla SMS can send
  • Bangla SMS:1-69 characters- 1 SMS, 70-133 characters- 2 SMS, 134-200 characters- 3 SMS

Bulk SMS Payment Procedure:

  • 100 % advance payment
  • Payment will go to the “Zaman IT” account pay cheque or cash.
  • The client must provide all content with the work order.

Bank Information:

  • Name of Bank: BRAC BANK
  • Address of Bank: ROKEYA SHARON BRANCH
  • Account No: 1548202099997001
  • Account Name: Zaman IT

bKash Payment:

  • Marchant No: 01711584519
  • Personal No: 01973009007

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