Project Mariner vs Readwise
Project Mariner and Readwise are both Productivity tools in our directory. This side-by-side comparison covers pricing, user ratings, supported platforms, key features and open-source status so you can decide which one fits your needs.
Side-by-side comparison
| Attribute | Project Mariner | Readwise |
|---|---|---|
| Vendor | Google DeepMind | Readwise |
| Rating | ★ 4.4 | ★ 4.7 |
| Pricing | Paid | Paid |
| Platforms | Web, Chrome | Web, iOS, Android, Extension |
| Key features | Browser agent in Chrome, Clicks and types on the live page, Gemini-powered computer use | Spaced-resurfacing of highlights, Sync to Notion/Obsidian/Evernote, Readwise Reader: read-later with Ghostreader AI |
| Headquarters | Mountain View, USA | Remote, USA |
| Founded | 2024 | 2014 |
| Open source | No | No |
Key differences
- Readwise has a higher user rating (4.7★ vs 4.4★).
- Both Project Mariner and Readwise use a Paid model.
- Project Mariner runs on Web, Chrome; Readwise runs on Web, iOS, Android, Extension.
Frequently asked questions
Is Project Mariner or Readwise better?
By user rating, Readwise scores higher (4.7★ vs 4.4★). Both are capable Productivity tools, so review the feature comparison for your use case.
Which is cheaper, Project Mariner or Readwise?
Both Project Mariner and Readwise use a Paid pricing model.
Are Project Mariner and Readwise open source?
No — neither Project Mariner nor Readwise is open source.