Glean vs Hello Aria vs Notion AI vs Perplexity AI
| Attribute | ||||
|---|---|---|---|---|
| Category | Productivity & Collaboration | Productivity & Collaboration | Content & Writing | AI Agents & Assistants |
| Pricing | Paid | Paid | Paid | Free tier |
| Starting price | — | $62/month | $10/month | $20/month |
| Free tier | No | No | No | Yes |
| Free trial | No | Yes | Yes | Yes |
| Deployment | — | — | Cloud | Cloud |
| API available | Unknown | Unknown | Unknown | Unknown |
| Platforms | — | — | ios, android, windows, macos | — |
| Certifications | — | — | — | — |
| Integrations | 6 | 6 | 4 | — |
| Company | — | — | — | Founded 2022 |
| Feature attributes | ||||
Also consider
Unknown values show as “Unknown”/“—”. Nothing is inferred — see each tool page for sources.