Frequently Asked Questions


Bulk SMS is a service that allows businesses, institutions, and organizations to send large volumes of text messages to multiple recipients simultaneously. It’s used for marketing, notifications, alerts, and customer engagement. Messages are delivered instantly, with open rates as high as 98%, making it one of the most effective communication tools.

Setting up Bulk SMS is a simple process. Here are the key steps to be followed:

  1. Select a Bulk SMS Provider: Research a reputable Bulk SMS Provider that fits your needs and budget.
  2. Create an account: Sign up on the provider's platform and provide necessary details like your business information and contact details.
  3. Verify your phone number: Most providers require you to verify your phone number to ensure account security.
  4. Upload your contact list: Import your list of phone numbers either manually or by uploading a CSV file.
  5. Compose your message: Write your SMS content, keeping it concise and relevant to your target audience.
  6. Choose a sender ID: Select a sender name that will be displayed on recipients' phones (may require approval from the provider).
  7. Set delivery schedule: Decide when you want to send your SMS campaign, whether immediately or at a specific date and time.
  8. Review and send: Double-check your message details, including the recipient list and sender ID, before sending your bulk SMS.

The cost of sending bulk SMS in Kenya varies depending on the service provider, volume of messages, and type of SMS (transactional or promotional). On average, the price ranges between Ksh 0.30 and Ksh 1.06 per SMS. Celcom Africa is the cheapest Bulk SMS service provider in Kenya, with prices ranging from Ksh. 0.30 to 0.60 per SMS and advanced features included. International messages may incur higher rates.

To register a Sender ID (an alphanumeric name like CELCOM):

  • Submit your Certificate of Incorporation or Trademark Certificate.
  • Provide a signed authorization letter on company letterhead.
  • Pay a one-time setup fee (e.g., KES 6,500)

Yes! Celcom Africa offers a web platform to send SMS directly from your computer.

Celcom Africa offers you free SMS test units while for larger campaigns, our paid services like provide better reliability and features.

The cheapest way to send bulk SMS in Kenya involves choosing providers that offer bulk discounts. Celcom Africa, for instance, starts at Ksh 0.3 to 0.6 per SMS when you send in large volumes. This places Celcom Africa as the cheapest and the best bulk sms service provider in Kenya and globally.

Celcom Africa supports:

  • Pay-as-you-go credits.
  • Monthly subscriptions.
  • Mobile money (M-Pesa), credit/debit cards, and bank transfers.

Celcom Africa is the cheapest Bulk SMS service provider in Kenya, with prices ranging from Ksh. 0.30 to 0.60 per SMS and advanced features included.

Bulk SMS platforms route messages through telecom networks to recipients’ phones. The following are the Key steps:

  1. Upload contacts.
  2. Personalize content.
  3. Send via API or dashboard.
  4. Track delivery and engagement

To send 1,000 text messages at once, use Celcom Africa’s Bulk SMS API platform to automate large campaigns. Ensure recipients have opted in to comply with anti-spam policies.

Leverage the WhatsApp Business API through a certified provider. Pre-approved message templates and opt-in consent are required to avoid bans.

To sell Bulk SMS in Kenya, Become a reseller for Celcom Africa’s Bulk SMS Reseller program. Focus on industries like retail, healthcare, and education and grow your business.

Celcom Africa is the best site to use to send Bulk SMS for your business. Celcom Africa leverages efficient infrastructure and bulk messaging technology to provide affordable rates without compromising on quality. Features like SMS branding, long SMS support, Excel contact importation, and delivery reports are included at no extra cost.

The cheapest way to send bulk SMS in Kenya involves choosing providers that offer bulk discounts. Celcom Africa, for instance, starts at Ksh 0.3 to 0.6 per SMS when you send in large volumes. This places Celcom Africa as the cheapest and the best bulk sms service provider in Kenya and globally.

In Kenya, costs range from KES 0.30–1.06 per SMS, depending on volume and provider. Celcom Africa offers competitive rates starting at KES 0.30 to KES 0.60

An API (Application Programming Interface) in bulk SMS allows businesses or developers to integrate SMS-sending capabilities into their applications, websites, or systems. It enables automatic sending, receiving, and tracking of SMS messages using HTTP, REST, or SMPP protocols. Use Celcom Africa’s Bulk SMS API and see your business revenue soar!

Yes, some services offer free SMS APIs with limitations such as daily caps, branding on messages, or specific geographical coverage. Try out the Best API for Sending SMS .