Riiid Overview

  • Founded
  • 2014
  • Status
  • Private
  • Employees
  • 179
  • Latest Deal Type
  • Series D
  • Latest Deal Amount
  • $175M
Latest Deal Amount
  • Investors
  • 36

Riiid General Information


Developer of an educational application designed to achieve standardization in educational opportunities. The company's AI-powered application provides customized learning services driven by data technology, enabling people to receive optimal learning services.

Contact Information

Ownership Status
Privately Held (backing)
Financing Status
Venture Capital-Backed
Primary Industry
Educational Software
Other Industries
Educational and Training Services (B2C)
Primary Office
  • 10F, Parnas Tower, 521
  • Teheran-ro, Gangnam-gu
  • 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
10. Later Stage VC (Series D) 24-May-2021 $175M 00000 Completed Generating Revenue
9. Later Stage VC (Series D) 23-Jul-2020 000.00 0000 Completed Generating Revenue
8. Later Stage VC (Series C) 15-Jul-2019 0000 000.00 Completed Generating Revenue
7. Early Stage VC (Series B) 30-Apr-2018 000.00 000.00 Completed Generating Revenue
6. Accelerator/Incubator 15-Sep-2016 00.000 Completed Generating Revenue
5. Early Stage VC (Series A) 01-Jan-2016 00.000 00.000 Completed Generating Revenue
4. Early Stage VC 01-Jan-2016 00000 00000 Completed Generating Revenue
3. Accelerator/Incubator 01-Mar-2015 Completed Generating Revenue
2. Early Stage VC 01-Jan-2015 Completed Generating Revenue
1. Accelerator/Incubator 01-Nov-2014 Completed Startup
To view Riiid’s complete valuation and funding history, request access »

Riiid Comparisons

HQ Location
Total Raised
Post Valuation
Last Financing Details
Developer of an educational application designed to achieve standardization in educational opportunities. The company's
Educational Software
Seoul, South Korea
179 As of 2022
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Provo, UT
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Bengaluru, India
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0.000 0000-00-00
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Riiid Competitors (5)

Company Name Financing Status Location Employees Total Raised Last Financing Date/Type Last Financing Amount
Imagine Learning Private Equity-Backed Provo, UT 000 00000 0000000 0000 00000
000000000 Venture Capital-Backed Bengaluru, India 0000 00000 00000000000 00000
000000000 Venture Capital-Backed Beijing, China 00000 00.000 0000000000 0 00.000
0000000 Formerly VC-backed Shanghai, China 0000 00000 00000000 00000
00000000000 Venture Capital-Backed Rio de Janeiro, Brazil 0000 00000 00000000000 00000
You’re viewing 5 of 5 competitors. Get the full list »

Riiid Patents

Riiid Recent Patent Activity

Publication ID Patent Title Status First Filing Date Technology (CPC) Citations
US-20210256354-A1 Artificial intelligence learning-based user knowledge tracing system and operating method thereof Pending 18-Feb-2020 0000000000
JP-2021520529-A Operation methods, devices and computer programs of machine learning frameworks that apply active learning methods Pending 03-Apr-2019 000000000 0
US-20210233191-A1 Method, apparatus and computer program for operating a machine learning framework with active learning technique Pending 03-Apr-2019 000000000
JP-6625585-B2 Method, apparatus, and computer program for operating machine learning framework Active 19-May-2017 000000000
US-20210158713-A1 Method, apparatus, and computer program for operating machine-learning framework Pending 19-May-2017 G06Q50/20
To view Riiid’s complete patent history, request access »

Riiid Executive Team (11)

Name Title Board Seat Contact Info
Young Jun Jang Co-Founder & Chief Executive Officer
David Yi Chief Executive Officer
Rob Barrett Chief Operating Officer & Chief Innovation OfficerChief
Yohan Lee Chief Strategy Officer
Jae We Heo Co-Founder and Software Engineer
You’re viewing 5 of 11 executive team members. Get the full list »

Riiid Signals

Growth Rate

0.80% Weekly
Weekly Growth 0.80%, 93rd %ile
-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 (36)

Investor Name Investor Type Holding Investor Since Participating Rounds Contact Info
Nvestor (Korea) Venture Capital Minority 000 0000 000000 0
SoftBank Investment Advisers Growth/Expansion Minority 000 0000 000000 0
DA Value investment Venture Capital Minority 000 0000 000000 0
ID Ventures (South Korea) Venture Capital Minority 000 0000 000000 0
InterVest Venture Capital Minority 000 0000 000000 0
You’re viewing 5 of 36 investors. Get the full list »

Riiid Acquisitions (1)

Company Name Deal Date Deal Type Deal Size Industry Lead Partner
000000 (00000 08-Oct-2021 0000000000 Educational Software 00000 000
To view Riiid’s complete acquisitions history, request access »

Riiid Subsidiaries (1)

Company Name Industry Location Founded
000000 (00000) Educational Software Tokyo, Japan 0000
To view Riiid’s complete subsidiaries history, request access »