Align Research vs Arca
| Align Research | Arca | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | Free | — |
| Open source | No | No |
| Platforms | Web | Web |
| Free plan | Yes | — |
| Authority search | Yes | Yes |
| Case analysis | No | — |
| Source citations | Yes | Yes |
| Primary-source coverage | case law | case law, statutes, regulations |
| Jurisdiction scope | national | global |
| Document uploads | — | Yes |
Both are listed in Best AI Legal Research Software. On Specifiction, Align Research scores higher on our published basis.