---
title: "Nextsms: Bulk SMS, WhatsApp and OTP Messaging"
description: "Send bulk Internet SMS, WhatsApp and SIM-based Mobile SMS in Tanzania via web/REST API—custom sender name, scheduling, reports, 2-way SMS."
canonical_url: "https://liners.com/nextsms"
markdown_url: "https://liners.com/nextsms.md"
type: "product"
language: "en"
image: "https://assets.liners.com/storage/v1/object/public/media/tools/nextsms/screenshot.webp?v=1791361604274"
published_at: "2026-10-07T19:24:39.982Z"
updated_at: "2026-10-07T20:33:36.164Z"
---

# Nextsms: Bulk SMS, WhatsApp and OTP Messaging

Send bulk Internet SMS, WhatsApp and SIM-based Mobile SMS in Tanzania via web/REST API—custom sender name, scheduling, reports, 2-way SMS.

## Breadcrumbs

- [Communication & Social](/categories/communication-social)
- [NextSMS](/nextsms)

## Summary

Send bulk SMS, WhatsApp, and SIM-based messages at scale

A bulk messaging platform for Tanzanian businesses and teams to send Internet SMS, WhatsApp, and SIM-based Mobile SMS campaigns, OTPs, and alerts via web and API.

## Product details

| Field | Value |
| --- | --- |
| Website | https://www.nextsms.co.tz/ |
| Tagline | Send bulk SMS, WhatsApp, and SIM-based messages at scale |
| Primary country | Tanzania |
| Platforms | Web, API |
| Average rating |  |
| Published reviews | 0 |
| Verified listing | No |

## About the product

NextSMS is a bulk messaging platform for Tanzanian businesses, organisations, and individuals that need to send **Internet SMS**, **WhatsApp messages**, and **SIM-based Mobile SMS** for marketing, alerts, and customer communications.

Key capabilities include:

- **Internet SMS campaigns in Tanzania** with **custom sender names**, contact imports, message **personalisation** (variables), **advanced scheduling**, and **delivery reports** for tracking performance.
- **WhatsApp messaging** for local and international numbers, supporting **multiple accounts**, **templates**, scheduling, and **REST API integration** for sending from other systems.
- **Mobile SMS via connected SIM cards** using an Android companion app, enabling **two-way messaging** (send and receive replies) across countries and networks, priced as a flat rate per message (SIM carrier costs still apply).
- **No-code WhatsApp Assistant** to automate guided conversations and capture **orders, bookings, and leads**.

Available on **Web** with a **REST API**.

Target users include SMEs, enterprises, schools, NGOs, clinics, SACCOs, government teams, and individuals running broadcasts, as well as developers integrating **OTPs, transactional alerts, confirmations, and reminders** into applications.

Notable in the Tanzanian market context, the service focuses on **local delivery across Tanzanian carriers** (Vodacom, Airtel, Yas, Halotel) while also supporting WhatsApp and Mobile SMS for international reach, and it publishes **prepaid, volume-based pricing** and public API documentation (Postman).

## Features

- [Communication & Social](/categories/communication-social): Category
- [B2B](/tags/b2b): Product feature or technology
- [Messaging](/tags/messaging): Product feature or technology
- [SaaS](/tags/saas): Product feature or technology
- [Tanzania](/countries/tanzania): Market

## Related pages

- [Alternatives](/nextsms/alternatives)
- [Reviews](/nextsms/reviews)
- [Transparency](/nextsms/transparency)

## Access and citation

- [Canonical HTML page](https://liners.com/nextsms)
- [Markdown route index](/sitemap.md)
- [Agent access guide](/llms.txt)