Klass Online vs O'Reilly Learning
| Klass Online | O'Reilly Learning | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | $41.58/mo |
| Open source | No | No |
| Platforms | Web, iOS, Android | Web, iOS, Android |
| Free plan | No | No |
| Subscription access | No | Yes |
| Mobile apps | both | both |
| Business plans | Yes | Yes |
| Course formats | live | mixed |
| Offline access | — | Yes |
| Course certificates | — | Yes |
Both are listed in Best Online Course Marketplaces. On Everything Xiaomi, O'Reilly Learning scores higher on our published basis.