Kosmik vs Readwise
Kosmik 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 | Kosmik | Readwise |
|---|---|---|
| Vendor | Kosmik | Readwise |
| Rating | ★ 4.5 | ★ 4.7 |
| Pricing | Paid | Paid |
| Platforms | Desktop, iOS | Web, iOS, Android, Extension |
| Key features | Infinite canvas, PDF clips, Spatial | Spaced-resurfacing of highlights, Sync to Notion/Obsidian/Evernote, Readwise Reader: read-later with Ghostreader AI |
| Headquarters | France | Remote, USA |
| Founded | 2020 | 2014 |
| Open source | No | No |
Key differences
- Readwise has a higher user rating (4.7★ vs 4.5★).
- Both Kosmik and Readwise use a Paid model.
- Kosmik runs on Desktop, iOS; Readwise runs on Web, iOS, Android, Extension.
Frequently asked questions
Is Kosmik or Readwise better?
By user rating, Readwise scores higher (4.7★ vs 4.5★). Both are capable Productivity tools, so review the feature comparison for your use case.
Which is cheaper, Kosmik or Readwise?
Both Kosmik and Readwise use a Paid pricing model.
Are Kosmik and Readwise open source?
No — neither Kosmik nor Readwise is open source.