360Learning vs Advent of Code vs Duolingo vs Mentimeter
| Attribute | ||||
|---|---|---|---|---|
| Category | Education & Learning | Education & Learning | Education & Learning | Design & Creative |
| Pricing | Paid | Free tier | Free tier | Free tier |
| Starting price | $8/month | Free | $5/month | $11.99/month |
| Free tier | No | Yes | Yes | Yes |
| Free trial | Yes | Unknown | Yes | Yes |
| Deployment | Cloud | — | — | Cloud |
| API available | Unknown | Unknown | Unknown | Unknown |
| Platforms | ios, android | — | — | — |
| Certifications | — | — | — | — |
| Integrations | — | — | — | — |
| Company | Founded 2010 | — | — | Founded 2014 |
| Feature attributes | ||||
Also consider
Unknown values show as “Unknown”/“—”. Nothing is inferred — see each tool page for sources.