Slang
The language of professionals | Empower your teams to grow your business.
167 employees · est. 2013 · Boston, United States
Slang is the older company (2015 vs 2013).
Side-by-Side Comparison
| Metric | OTO Courses | Slang |
|---|---|---|
| Founded | ||
| Founded | 2015 | 2013 older |
| Headquarters | ||
| Headquarters | Cairo, Egypt | Boston, United States |
| Employees | ||
| Employees | 83 | 167 |
| Industry | ||
| Industry | EdTech, Education | B2B, EdTech, Education |
| Funding Stage | ||
| Funding Stage | Seed | Series A |
| Total Funding | ||
| Total Funding | $500.00K | $25.00M |
| Funding Rounds | ||
| Funding Rounds | 3 | 8 |
| Services | ||
| Services | Not tracked yet | Customized professional English training programs, Online learning platform, Language proficiency assessment, Learning management system (LMS), Interactive online classes, Industry-specific course content |
| Target Customers | ||
| Target Customers | Not tracked yet | Employees of global companies, Corporate training departments, HR professionals, Professionals seeking career development, Individuals in specialized industries requiring English language proficiency |
| Taxonomy | ||
| Taxonomy | Online Education, Digital Learning, English Courses, Language Learning, Personalized Learning, One-to-One Instruction, Online Teaching, IELTS Preparation, TOEFL Preparation, Language Assessment | Corporate Training, English Learning, Adaptive Learning, Higher Education, EdTech, Digital Learning, Business English |
| Website | ||
| Website | otocourses.com | slangapp.com |
About OTO Courses
OTO Courses is an Egyptian online digital learning platform established in late 2015. The company's slogan "Anyone, Anytime, Anywhere" reflects its mission to provide accessible and flexible learning opportunities. OTO Courses offers specialized and general "One to One" courses, with more than 350,0...
About Slang
Slang is an all-in-one solution for learning professional English, with a platform featuring the largest offering of professional English courses in the world, offering over 200 highly specialized courses. In the next three years, Slang aims to expand this to more than 1,000 courses. The company's e...
We will tell you when either one moves
BounceWatch watches OTO Courses and Slang for new funding, fast hiring, new executives and a change of software vendor. When one happens, we email you the same day.
Funding, hiring, leadership and stack changes at OTO Courses and Slang — by email.
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Compiled from the BounceWatch company index. We last looked at OTO Courses on 11 Sep 2024, and Slang on 7 Mar 2025. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.