Stimuler Raises $3.75M to Help ESL Learners Speak English Confidently with AI

By focusing on how people actually learn to speak. This is through practice, repetition, and feedback - Stimuler is reshaping how spoken English is taught

Company Name: Stimuler
Location: Bengaluru, India
Industry: EdTech / AI Tutoring

Funding Details:

  • Amount: $3.75M (Pre-Series A)
  • Investors:
    • Lead: Lightspeed, SWC Global
    • Participants: M Venture Partners, Rebright, Force Ventures, GradCapital, Operators Studio

Purpose of Investment:

  • Expand AI capabilities
  • Grow technical team
  • Accelerate international expansion

Leadership:

  • CEO: Akshay Akash

Product:
Stimuler is a voice-first AI tutor built for English-as-a-second-language (ESL) learners, helping users improve spoken English through real-time feedback, speech analysis, and personalized AI-driven lessons. With over 4 million app installs and 45,000+ paying users, Stimuler has gained global traction, particularly in Latin America, Southeast Asia (notably Indonesia), and beyond India.

About Company:
By focusing on how people actually learn to speak. This is through practice, repetition, and feedback - Stimuler is reshaping how spoken English is taught. The app mimics a real conversation partner, giving ESL users a low-pressure, effective way to build fluency and confidence, anytime, anywhere.