Inbox triage, spam filters and slow web forms drag the average market-research response rate to single digits. WhatsApp lands in the conversation people are already having.
Yazi solves this by using WhatsApp, the most popular messaging app in Africa (and other continents), with a penetration rate exceeding 90% of the digital population in many countries.
Whether you're delving into the nuances of human behaviour with qualitative research, seeking data-driven answers through quantitative methods, or capturing lived experiences via diary studies, our platform is engineered to meet a broad spectrum of research needs
Choose method
Launch via WhatsApp
Get AI-powered insights
Choose Survey, AI Interview, or Diary Study — all delivered through participants' own WhatsApp.
Launch your research and invite participants to respond on their own time, in their own language.
Our AI transcribes, themes, and analyses responses into board-ready reports — in hours, not weeks.
Due to WhatsApp's high response rates, comprehensive representativeness, and real-time analytics, Yazi enables you to use three different research methods that best suit your project.




Why choose between a great data capturing tool vs a great data analyse and reporting tool when you can have both?
Discover why leading agencies and researchers trust Yazi for their data collection needs. Hear directly from our satisfied clients who've experienced the transformative power of our platform.

Trusted by leading organizations for secure, compliant research data collection


Regional Data Storage
Choose between EU or South African data centers for local compliance
End-to-End Encryption
Enterprise-grade encryption for data in transit and at rest

Data Access Controls
Role-based access control and audit logging

Data Retention Control
Configurable retention policies with automated deletion



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Discover new ways to use WhatsApp for your digital research, how to leverage AI for your open-text analysis and more in our blog




We have gathered the answers to common queries about how Yazi facilitates revolutionary market research through WhatsApp, alongside a host of other insightful information.
Yazi is a Market research platform built on top of WhatsApp. You have the ability to script, design, edit, launch and analyse your results on our webapp. The questions are sent via WhatsApp and the participants interact with them there as if it is a normal conversation.
Yazi prioritises data privacy by anonymising information, employing robust encryption, and allowing database access only to authorised personnel through password and 2FA protection. We adhere to stringent security standards including ISO/IEC 27001, NIST, PCI SSC, and GDPR, ensuring no data sharing with external third parties. Our comprehensive Data Security Program encapsulates physical and logical security measures, data access controls, encryption, along with data backup, recovery, and a well-structured incident response framework. In adherence to GDPR's principles, we process user data with utmost transparency, and address data deletion requests promptly as delineated in our Terms of Service, providing you with control over your data.
Our WhatsApp surveys boast an impressive response rate of 40%, showcasing superior engagement compared to traditional online surveys, especially valuable in reaching individuals with limited internet access. The low data cost of 10 cents per survey, alongside the prevalent use of WhatsApp in South Africa with a 95% penetration rate, facilitates nationwide representation, reducing financial and phone storage barriers.
The familiar and user-friendly nature of WhatsApp enhances participant comfort, while its pause-resume functionality ensures convenience in survey completion. Moreover, the recent WhatsApp API upgrade enables rich data collection through various media forms without incurring significant data costs, paving the way for nuanced longitudinal studies. This platform's habit-forming nature, reinforced by personal engagement from our researchers, makes it an exemplary channel for continuous and detailed market research.
At Yazi, we employ a multifaceted approach to recruit diverse and reliable survey participants. Our strategies include:
