Duolingo

Duolingo – AI Tool for Education

Duolingo is an online platform for language learning.

Ideal For

Language learnersStudentsTravelersAnyone interested in language acquisition

Tags

Education & TrainingFreeMobile AppWeb App
Categories: Education
Rating:Not Yet Rated
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Pricing:From $6.59/mo(Free tier available)
550649 incl. 18% GST
0

TL;DR — Duolingo

Duolingo is an online platform for language learning. Pricing starts from ₹550/mo with a free tier available. Key strengths include interactive language exercises, mobile app for on-the-go learning, progress tracking and gamification. Security: Published posture.

What is Duolingo?

Duolingo is an American online platform designed for language learning. It offers a free and engaging way for users to practice various languages through interactive exercises and lessons. The platform is accessible via its website and mobile apps, making it convenient for users to learn on the go. Duolingo is widely recognized for its science-based approach to language acquisition.

Who Should Use Duolingo?

  • Learning a new language
  • Practicing vocabulary and grammar
  • Improving language skills through exercises
  • Engaging with interactive language lessons

Key Features

  • Interactive language exercises
  • Mobile app for on-the-go learning
  • Progress tracking and gamification
  • Variety of languages available

Security Assessment

Security: Published posture

Published posture scored 12/20 or above. We check HTTPS, a reachable privacy policy, and stated compliance commitments. We do not perform security testing.

Last assessed: 17 August 2026

How this score was built

Each scored criterion links to the published page it was derived from. Unscored criteria are marked, not guessed. This listing has not been hands-on tested.

  • Security & Data Privacy

    The privacy page is present and uses HTTPS, indicating a commitment to data privacy.

    Source: duolingo.com
    8/10
  • Functionality & Features

    The homepage provides a clear overview of the product and its features.

    Source: duolingo.com
    7/10
  • Ease of Use

    Requires hands-on use of the product.

    Not assessed
  • Pricing & Value

    The pricing page is present and outlines the available plans.

    Source: duolingo.com
    6/10
  • Reliability & Performance

    Requires hands-on use of the product.

    Not assessed
  • Integration Capabilities

    The integrations page is present but lacks detailed information on specific integrations.

    Source: duolingo.com
    5/10
  • Customer Support

    The support page is present and offers resources for customer assistance.

    Source: duolingo.com
    6/10
  • Company Stability

    No citable published evidence in this pass.

    Not assessed
  • Update Frequency

    No citable published evidence in this pass.

    Not assessed
  • Startup-Friendliness

    No citable published evidence in this pass.

    Not assessed

Frequently Asked Questions

What is Duolingo and what does it do?

Duolingo is an online platform for language learning. Key capabilities: Interactive language exercises; Mobile app for on-the-go learning; Progress tracking and gamification. Commonly used for Learning a new language, Practicing vocabulary and grammar, Improving language skills through exercises.

What does Duolingo cost in India?

Duolingo starts at ₹550/month (plus 18% GST). A free tier is available to get started.

Is Duolingo safe for startups?

Duolingo has a published security posture scoring 12/20 or above (HTTPS, a reachable privacy policy, and/or stated compliance commitments). We do not perform security testing.

How is Duolingo rated on One9Founders?

Duolingo has not yet been rated on our 10-point evaluation framework. See How We Rate for the 10-criterion framework and status definitions.

Last assessed: 17 August 2026