Riiid vs Brainly

Riiid has a disclosed valuation of $1B, while Brainly's valuation is not publicly available, making a direct size comparison difficult. Riiid employs 100-500 people.

Riiid has raised more in total funding at $220M, compared to Brainly's $165M — a gap of $55M. Combined, the two companies have completed 4 known funding rounds.

Riiid holds the higher Awaira Score at 80/100, compared to Brainly's 62/100. The Awaira Score is a composite metric factoring in valuation, funding, stage, team size, and market presence — a 18-point gap that reflects meaningful differences in scale or traction.

Riiid was founded by Jang Young-jun in 2014. Brainly was founded by Michal Borkowski in 2009. Visit each company's profile on Awaira for a full founder biography.

Riiid: Riiid develops AI-powered adaptive learning and test preparation technology, most notably the Santa TOEIC app, which uses reinforcement learning and knowledge tracing algorithms to personalise English proficiency test preparation for individual learners based on their demonstrated strengths and weaknesses. The Seoul company builds AI models that predict which questions each student should practice to maximise test score improvement per unit of study time.\n\nThe company raised approximately $220 million including a Series D from investors including SoftBank Ventures Asia, Owl Ventures, and GoodWater Capital, reaching a valuation exceeding $1 billion. Riiid Santa TOEIC app has been used by millions of Korean learners preparing for the TOEIC English proficiency exam, which is a mandatory or strongly encouraged credential for employment at major Korean corporations. The company has expanded its AI tutoring technology beyond TOEIC into other standardised test preparation and enterprise training applications.\n\nRiiid competes in the AI education market against Duolingo, Khan Academy, and Korean education technology companies including Classting and Mathpresso. Its reinforcement learning-based adaptive learning system, which optimises study sequences for individual score improvement rather than presenting content in a fixed curriculum order, represents a technically sophisticated approach to personalised learning that distinguishes it from content-first edtech platforms. The proven consumer use case in TOEIC preparation provides a revenue foundation and model validation that the company is extending into new learning domains. Brainly: Brainly is a Polish AI-powered educational platform founded in 2009 that leverages artificial intelligence and community collaboration to provide academic support. The platform enables students to ask questions across subjects and receive answers from a global community of peers and educators, with AI systems helping verify answer quality and relevance. Brainly's core service centers on homework help, test preparation, and subject-specific learning across mathematics, science, languages, and humanities. The company has raised $165M in total funding through Series D stage financing, with valuation not disclosed. The platform operates globally, serving millions of monthly active users across multiple countries and languages. Brainly's technology integrates machine learning to personalize learning experiences, detect spam or inappropriate content, and recommend relevant answers. The platform monetizes through premium subscriptions offering ad-free access, detailed explanations, and priority response features. Competitively, Brainly positions itself within the AI education market alongside platforms like Chegg and traditional tutoring services. The company has achieved significant scale in emerging markets and developed nations. Growth trajectory indicators include expanding user base, geographic expansion, and increasing integration of advanced AI capabilities into its core offering. Brainly combines peer-to-peer learning with AI verification systems to create a scalable, community-driven alternative to traditional tutoring.

Brainly was founded first in 2009, giving it 5 years of additional market experience. Riiid was founded later in 2014. In AI, even a year or two of head start can translate into significantly more training data, customer relationships, and institutional knowledge.

Riiid has approximately 100-500 employees, while Brainly has approximately 300. A larger team often signals higher revenue or venture backing, but in AI, smaller teams are increasingly capable of building at scale.

Yes, Riiid and Brainly are direct competitors — both operate in the AI Education space and likely target overlapping customer segments. This comparison is especially relevant for buyers evaluating both platforms.