Riiid Overview

  • Year Founded
  • 2014

Year Founded

  • Status
  • Private

  • Employees
  • 118


  • Latest Deal Type
  • Later Stage VC

  • Investors
  • 43

Riiid General Information


Developer of AI-powered adaptive assessment platforms designed to help learners reach their goals through data-driven. The company's platform offers personalized assessments, real-time feedback, and targeted learning resources, enabling learners to identify their strengths and weaknesses, track their progress, and get the support they need to succeed.

Contact Information

Ownership Status
Privately Held (backing)
Financing Status
Venture Capital-Backed
Primary Industry
Educational Software
Other Industries
Educational and Training Services (B2C)
Corporate Office
  • 10th Floor, Parnas Tower, 521
  • Teheran-ro, Gangnam
  • Seoul
  • South Korea
+82 00-000-0000

Riiid Timeline

Financing RoundCaptured Employee CountEstimated Employee Growth

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Riiid Valuation & Funding

Deal Type Date Amount Raised to Date Post-Val Status Stage
15. Later Stage VC 01-Mar-2023 00000 Completed Generating Revenue
14. Secondary Transaction - Private 00000 Completed Generating Revenue
13. Grant 02-Aug-2021 00000 00000 Completed Generating Revenue
12. Later Stage VC (Series D) 24-May-2021 00000 00000 Completed Generating Revenue
11. Later Stage VC 23-Jul-2020 000.00 000.00 Completed Generating Revenue
10. Later Stage VC (Series C) 15-Jul-2019 0000 000.00 Completed Generating Revenue
9. Early Stage VC (Series B) 30-Apr-2018 000.00 000.00 Completed Generating Revenue
8. Accelerator/Incubator 15-Sep-2016 00.000 Completed Generating Revenue
7. Early Stage VC (Series A) 01-Jan-2016 $1.69M $2.55M Completed Generating Revenue
6. Early Stage VC 01-Jan-2016 $762K $859K Completed Generating Revenue
To view Riiid’s complete valuation and funding history, request access »

Riiid Comparisons

HQ Location
Total Raised
Post Valuation
Developer of AI-powered adaptive assessment platforms designed to help learners reach their goals through data-driven. T
Educational Software
Seoul, South Korea
118 As of 2023
0000000000 0 00000


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00000000000 000 0000
Bengaluru, India
0000 As of 0000
00.000 0000-00-00
00000000000 00000


ris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehende
00000000000 000 0000
Rio de Janeiro, Brazil
0000 As of 0000
0000000000 0 00000
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Riiid Competitors (6)

Company Name Financing Status Location Employees Total Raised Last Financing Date/Type Last Financing Amount
Unacademy Venture Capital-Backed Bengaluru, India 0000 00000 00000000000 00000
Descomplica Venture Capital-Backed Rio de Janeiro, Brazil 0000 00000 0000000000 0 00000
Imagine Learning Private Equity-Backed Scottsdale, AZ 0000 00000 000000000 00 00000
17zuoye Formerly VC-backed Shanghai, China 000 00000 00000000 00000
Yuanfudao Venture Capital-Backed Beijing, China 00000 00.000 0000000 0000 00.000
To view Riiid’s complete competitors history, request access »

Riiid Patents

Riiid Recent Patent Activity

Publication ID Patent Title Status First Filing Date Technology (CPC) Citations
US-20240020346-A1 Device and method for recommending educational content based on user's search information Pending 14-Jul-2022 0000000000
US-20230259715-A1 Method, device, and system for tracking dialogue state Pending 14-Feb-2022 000000000
US-20230252244-A1 Method of learning task model and language model, and learning device for performing the same Pending 08-Feb-2022 000000000
US-20230186088-A1 Learning skill evaluation method, apparatus, and system Pending 14-Dec-2021 00000000
US-20230144716-A1 Method of recommending preceding educational content and educational content recommendation device for recommending preceding educational content Pending 08-Nov-2021 G06Q50/205
To view Riiid’s complete patent history, request access »

Riiid Executive Team (16)

Name Title Board Seat Contact Info
Young-Jun Jang Co-Founder & Chief Executive Officer
Sam Lee Chief Financial Officer & Board Member
Jae We Heo Co-Founder and Software Engineer
MinSung Noh Co-Founder & Designer
Jack Bang Head of Corporate Development & Strategy & Board Member
You’re viewing 5 of 16 executive team members. Get the full list »

Riiid Board Members (2)

Name Representing Role Since
Jack Bang Riiid Head of Corporate Development & Strategy & Board Member 000 0000
Sam Lee Riiid Chief Financial Officer & Board Member 000 0000
To view Riiid’s complete board members history, request access »

Riiid Signals

Growth Rate

0.80% Weekly
Weekly Growth 0.80%, 93rd %
-35.5%. 530%

Size Multiple

219x Median
Size Multiple 219x, 100th %ile
0.00x 0.95x. 413Kx

Key Data Points

Twitter Followers


Similarweb Unique Visitors


Majestic Referring Domains


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Riiid Investors (43)

Investor Name Investor Type Holding Investor Since Participating Rounds Contact Info
Mirae Asset Venture Investment Venture Capital Minority 000 0000 000000 0
S&S Investment Venture Capital Minority 000 0000 000000 0
Born2global Accelerator/Incubator 000 0000 000000 0
IDB Lab Impact Investing 000 0000 000000 0
EOGF Partners Venture Capital Minority 000 0000 000000 0
You’re viewing 5 of 43 investors. Get the full list »

Riiid Acquisitions (2)

Company Name Deal Date Deal Type Deal Size Industry Lead Partner
Qualson 10-Dec-2023 0000000000 Educational Software
Langoo (Tokyo) 08-Oct-2021 Merger/Acquisition Educational Software 00000-000
To view Riiid’s complete acquisitions history, request access »

Riiid Subsidiaries (2)

Company Name Industry Location Founded
Langoo (Tokyo) Educational Software Tokyo, Japan 2018
Qualson Educational Software Seoul, South Korea 0000
To view Riiid’s complete subsidiaries history, request access »

Riiid FAQs

  • When was Riiid founded?

    Riiid was founded in 2014.

  • Who is the founder of Riiid?

    Young-Jun Jang, Jae We Heo, and MinSung Noh are the founders of Riiid.

  • Who is the CEO of Riiid?

    Young-Jun Jang is the CEO of Riiid.

  • Where is Riiid headquartered?

    Riiid is headquartered in Seoul, South Korea.

  • What is the size of Riiid?

    Riiid has 118 total employees.

  • What industry is Riiid in?

    Riiid’s primary industry is Educational Software.

  • Is Riiid a private or public company?

    Riiid is a Private company.

  • What is Riiid’s current revenue?

    The current revenue for Riiid is 00000.

  • How much funding has Riiid raised over time?

    Riiid has raised $248M.

  • Who are Riiid’s investors?

    Mirae Asset Venture Investment, S&S Investment, Born2global, IDB Lab, and EOGF Partners are 5 of 43 investors who have invested in Riiid.

  • Who are Riiid’s competitors?

    Unacademy, Descomplica, Imagine Learning, 17zuoye, and Yuanfudao are some of the 6 competitors of Riiid.

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