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Marketing 1 October 2026 6 min read

SMS Marketing in Kenya: Costs, Rules and What Works

In Kenya, an SMS still gets opened when an email sits unread and a social post never appears in the feed. That reach is why SMS marketing keeps working. Here is what it costs, the rules you must follow, and the messages that actually convert.

Why SMS still works in Kenya

Nearly everyone has a phone that receives SMS, with no app or data required. Open rates are high and fast, most messages are read within minutes. For time-sensitive offers, reminders and alerts, nothing else reaches as many people as reliably.

What it costs

Budget around KES 0.30 to 0.80 per message depending on your volume, plus a one-off sender ID fee. A campaign to 10,000 people at KES 0.35 is KES 3,500. Because you only pay for what you send, SMS scales cleanly with your list. See our pricing for exact rates.

The rules

  • Get consent. Only message people who opted in. It is the law, and it protects your sender ID.
  • Respect sending hours. Promotional messages are restricted to set hours of the day.
  • Make opting out easy. Honour unsubscribe requests immediately.
  • Use a registered sender ID. Your brand name, not a random number, builds trust.
Caution

Breaking these rules does not just annoy customers, it gets your sender ID blacklisted and your messages blocked. Compliance is good marketing.

Messages that convert

Keep it short, specific, and clearly from you. A good campaign SMS does three things in under 160 characters:

  • Names the offer plainly, for example "20% off this weekend only".
  • Gives one clear action, a code, a link, or a date.
  • Signs off with your brand so there is no doubt who sent it.

Use templates for anything you send repeatedly, so your copy stays consistent and you can personalise with variables like the customer's name.

Measure and improve

Track delivery rates and the response to each campaign, then cut what does not work. With delivery reports on every message, you can see exactly what reached people and when, and build from there.