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Voice-first AI tutor Stimuler raises $3.75 million from Lightspeed and SWC Global to scale its AI infrastructure and enhance user acquisition.

Apr 30, 2025•4 months ago

Amount Raised

$3.75 Million

Round Type

PRE-SERIES A

BengaluruNatural Language ProcessingLanguage LearningE LearningMachine LearningArtificial IntelligenceEducation

Investors

Grad CapitalForce VenturesRebrightMvpSwc GlobalLightspeed

Description

Stimuler, a voice-first artificial intelligence tutor for ESL users, has secured $3.75 million in a funding round led by Lightspeed and SWC Global. The funds will be utilized to scale its in-house AI infrastructure and grow its technical team. The platform currently boasts over 4 million app installs and aims for a significant increase in monetization. Founded in 2022, Stimuluer is positioned to capture a large share of the English language learning market.

Company Information

Company

Stimuler

Location

Bengaluru, Karnataka, India

About

Stimuler is a voice-first artificial intelligence (AI) tutor designed for English-as-a-second-language (ESL) users. Founded in 2022 and based in Bengaluru, the startup provides a platform that allows users to practice English with real-time feedback on fluency, pronunciation, vocabulary, and grammar. It aims to enhance language skills through various exercises, addressing a vast market of over a billion people learning English globally.

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Funding Insights

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VC-backed companies spend 89% more on sales and 100% more on marketing than bootstrapped peers