Business communications reimagined

One API and one dashboard for SMS and WhatsApp Business messaging. Built for developers who ship fast and enterprises that prioritize communication, with direct carrier reach across our regional network.

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13:26

SMS

HorizonBank13:26

847291 is your verification code. Valid for 5 minutes. Do not share it.

13:27

Horizon Bank

Business Account

Today

Good news, your loan application of 2,500,000 has been approved. Funds will be credited to your account within 24 hours.

13:27

Thank you! When can I collect the paperwork?

13:28

Type a message

Direct network reach

Burundi ·Econet · Lumitel · Onamob Rwanda ·MTN · Airtel

The platform

Two channels. One integration.

Reach customers on the channel they actually answer. Send from the dashboard with no code, or call the same REST API from your own stack.

SMS API

Direct routes, regional reach

Direct carrier connections for bulk campaigns, one-time passwords, and transactional alerts. No aggregator hops, no silent failures.

Bulk campaigns
Send to thousands of contacts with personalised content and scheduling
OTP & verification
Managed one-time passwords with generation, delivery, and verification handled for you
Branded sender IDs
Your business name on every message, registered with the networks you send to
Delivery receipts
Real-time status webhooks for every single message you send

Explore SMS

WhatsApp API

Official WhatsApp Business Platform

Reach customers anywhere on the app they already use every day. Template messaging, two-way conversations, and rich media through the official Meta platform.

Approved templates
Create, submit, and manage message templates without leaving the dashboard
Two-way conversations
Receive and reply to customer messages through the API or your inbox
Rich media
Send images, documents, and interactive buttons, not just plain text
Verified business senders
Register and manage verified WhatsApp senders for your brand

Explore WhatsApp

For developers

An API you can integrate before lunch

Predictable REST, honest error codes, and delivery webhooks that actually fire. Authenticate with a bearer token and send your first message in a single request.

REST & JSON: Plain HTTP, no proprietary SDK required
Delivery webhooks: Signed callbacks for every status change
Sandbox testing: Test the full flow before you spend a credit
Idempotent sends: Safe retries that never double-charge or double-send

Read the full API reference

curl -X POST https://rest.api.fortwave.io/v1/messages \
  -H "Authorization: Bearer $FORTWAVE_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "channel": "sms",
    "to": "+25xx xxxxxxxx",
    "from": "YourBrand",
    "text": "Your code is 847291"
  }'

200 OK

{
  "id": "msg_01HQ8X2K9",
  "channel": "sms",
  "to": "+25x xxxxxxxx",
  "status": "queued",
  "segments": 1,
  "created_at": "2026-09-13T13:26:04Z"
}

New message

1Recipients2Channel3Message

Send to groups

All customers8,200 recipientsKigali branch800 recipientsPremium tier2,140 recipients

recipients.xlsx

3,480 rows ready

Drop an Excel or CSV file, or download the template

Channel

SMS WhatsApp

Message

Hi {first_name}, your order is confirmed and on its way.

12,480 recipients selected

Send now

For business teams

No engineer required

Your marketing and operations teams run the whole thing from the dashboard. Upload your recipients, organise them into groups, pick a channel, and send. Nothing to deploy.

Recipient groups: Organise recipients into reusable groups by segment, region, or customer type
Excel & CSV upload: Download a ready-made template, fill it in, and import thousands of recipients at once
Send to any channel: Choose SMS or WhatsApp for the same group without rebuilding your audience
Live delivery reports: See exactly what was delivered, what failed, and why, message by message

Start sending today

For enterprises

Infrastructure your compliance team can sign off on

Banks, insurers, and telcos run critical message traffic on FortWave. Dedicated capacity, contractual uptime, and people you can actually reach.

Dedicated throughput

Reserved capacity for high-volume traffic, so your critical messages never queue behind anyone else's.

99.9% uptime SLA

A contractual availability commitment with redundant routes across every network we connect to.

Sender ID governance

Registered, protected sender IDs with carrier-level approval so nobody else can send under your brand name.

Regional data handling

Message data processed under the regulatory requirements of the markets you operate in, with retention rules you control.

Named local support

A real account team on your timezone, not a ticket queue in another hemisphere.

Volume agreements

Committed-volume pricing, invoicing, and payment terms that fit procurement instead of fighting it.

Talk to sales See enterprise pricing

Pricing

Transparent rates

Pay per message. Volume discounts apply as you grow. No hidden charges.

SMS pricing

Per message, by destination country and monthly volume.

Monthly volume	Price per SMS	Savings
0 – 10,000 Minimum top-up BIF 50,000	BIF 35	Base rate
10,001 – 100,000	BIF 33	Save ~6%
100,001 – 1,000,000	BIF 30	Save ~15%
1,000,000+	Custom	By agreement

WhatsApp pricing

Per template message by category, plus a monthly subscription per sender to receive replies.

Marketing
Promotions, offers, and re-engagement campaigns
BIF 300
per message
Utility
Order updates, payment confirmations, and account alerts
BIF 100
per message
Authentication
One-time passcodes and login verification
BIF 100
per message
Reply-enabled sender
Receive messages replies from your customers. Without it, a sender can send templates but not receive replies.
BIF 1,000,000
per sender, per month

Enterprise

Sending at scale? Let’s build your rate.

High-volume senders get custom per-message pricing across SMS and WhatsApp, committed-volume agreements, dedicated throughput, and invoicing on your procurement terms.

Custom per-message rates
Committed-volume agreements
Dedicated throughput & SLA
Invoicing and payment terms

Talk to sales

Typical reply within one business day.

Start sending in minutes

Create an account, get your API key, and send your first message today. Or talk to us about volume and enterprise terms.

Self-serve

Create an account

Enterprise

Volume pricing, dedicated throughput, SLAs, and a named account team.

Talk to sales

Contact

Talk to a human

Tell us what you are building and we will get back to you quickly. For technical questions, the API reference usually answers faster.

Email us: Sales and partnership enquiries; sales@fortwave.io
Call us: Monday to Friday, business hours CAT; +257 69 803 000 +250 78 177 6317