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Voice-first AI tutor Stimuler raises $3.75 million from Lightspeed, SWC Global
MVP, Rebright, Force Ventures, and GradCapital participated in the funding round. The funds will be used to scale Stimuler's in-house AI infrastructure, expand its technical team, and boost user acquisition.Stimuler, a voice-first artificial intelligence (AI) tutor for English-as-a-second-language
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Stimuler Bags $3.75 Mn To Strengthen Its AI-Led English Tutor
Stimuler offers a voice-first AI tutor to help speakers improve their English speaking skills, and claims to have users in more than 150 countries AI-powered edtech platform Stimuler has raised $3.75 Mn (around INR 31.9 Cr) in its pre-Series A round led by Lightspeed and Singapore-based SWC
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Stimuler Raised $3.75M from Lightspeed, SWC Global to Transform English Learning with AI
Other investors including MVP, Rebright, Force Ventures, GradCapital and Operators Studio also participated in this round Funding will scale Stimuler's AI capabilities, expand the technical team, and drive growth in global markets Stimuler, a voice-first AI tutor for English-as-a-second-language
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Stimuler, an AI-powered voice tutor for English learners, secures $3.75 million in pre-Series A funding to expand its global reach and enhance its AI capabilities.

Stimuler, a voice-first artificial intelligence (AI) tutor for English-as-a-second-language (ESL) users, has successfully raised $3.75 million in a pre-Series A funding round. The investment was led by global venture capital firms Lightspeed and SWC Global, with participation from MVP, Rebright, Force Ventures, GradCapital, and Operators Studio
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.Founded in 2022 by Akshay Akash, Akshat Baranwal, Ankit Kumar Pandey, and Anesh Srivastav, Stimuler offers a unique platform where users can practice English and receive real-time feedback on fluency, pronunciation, vocabulary, and grammar
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. The Bengaluru-based startup's AI-driven approach has garnered significant attention, earning it the Google Play Best App with AI award in 20233
.Stimuler has demonstrated remarkable traction since its inception:
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The fresh capital will be strategically utilized to:
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Akshay Akash, CEO of Stimuler, stated, "We saw around 25x revenue growth last year and expect another 8 to 10x this year. But those are secondary targets. Our primary focus, given how early we are, is to build the core team, establish AI capabilities, and set up distribution channels so we're prepared to scale further from there"
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The global demand for English learning presents a significant opportunity for Stimuler. Harsha Kumar, partner at Lightspeed, commented, "Stimuler is solving a universal need - making spoken English proficiency more accessible with sharp execution and deep product insight. As voice AI transforms learning, I believe Stimuler has built a platform to lead the category for the next billion users"
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.Tuck Lye Koh, founding partner at SWC Global, added, "Consumer AI is an interesting category globally for us, and the team at Stimuler has built a global-ready product which is seeing strong user engagement"
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.While Stimuler faces competition from platforms like Speak.com and Praktika in the international market, its unique voice-first approach and strong presence in emerging markets set it apart
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. The company aims to increase monetization by over 5X in the next 12-18 months and become the #1 education app in Latin America and Southeast Asia3
.As the edtech space continues to evolve with the integration of generative AI, Stimuler's innovative approach positions it well to capitalize on the growing demand for personalized, AI-driven language learning solutions.
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