Best Kosmos Alternatives in 2026
Updated
20 platforms from AI book writing software ranked against Kosmos on the same published basis.
- 1Kosmos vs Pendraic
- 2Kosmos vs Bookwiz
- 3Kosmos vs DeepQuill
- 4Kosmos vs Bulbon AI
- 5Kosmos vs Loreon
- 6Kosmos vs Manuscripts.ai
- 7Kosmos vs Storybible
- 8Kosmos vs Jenova Creative Fiction Writer
- 9Kosmos vs Automateed
- 10Kosmos vs BookBud.ai
- 12Kosmos vs AIWriteBook Audiobook Studio
- 13Kosmos vs Quillstone
- 14Kosmos vs AI Novel Studio
- 15Kosmos vs Calliope
- 16Kosmos vs FireQuill
- 17Kosmos vs Keter Labs
- 18Kosmos vs ShyEditor
- 19Kosmos vs NovelAI
- 20Kosmos vs Novelcrafter
- 21Kosmos vs Novellum
Kosmos alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Pendraic | 7.9 | Free plan | $14.99/mo | Mac, Web, Windows |
| 2 | Bookwiz | 7.7 | Free plan | $14/mo | Web |
| 3 | DeepQuill | 7.7 | Free plan | $3.33/mo | Mac, Windows |
| 4 | Bulbon AI | 7.6 | Free plan | ₹266.58/mo | Web |
| 5 | Loreon | 7.6 | Free plan | Free | Web |
| 6 | Manuscripts.ai | 7.6 | Free plan | $25/mo | Web |
| 7 | Storybible | 7.6 | $16.67/mo | Web | |
| 8 | Jenova Creative Fiction Writer | 7.3 | Free plan | $20/mo | Android, iOS, Web |
| 9 | Automateed | 7.2 | Android, iOS, Web | ||
| 10 | BookBud.ai | 7.2 | Free plan | $15.83/mo | Web |
| 12 | AIWriteBook Audiobook Studio | 7.1 | Free plan | $12/mo | Browser, Web |
| 13 | Quillstone | 7.1 | Free plan | Free | iOS, Mac |
| 14 | AI Novel Studio | 7.0 | Free plan | Free | Web |
| 15 | Calliope | 7.0 | Free plan | €8.25/mo | Web |
| 16 | FireQuill | 7.0 | Free plan | $10/mo | Web |
| 17 | Keter Labs | 7.0 | Free plan | $29/mo | API, Web |
| 18 | ShyEditor | 7.0 | Free plan | $10/mo | Web |
| 19 | NovelAI | 6.9 | No | $10/mo | Android, iOS, Web |
| 20 | Novelcrafter | 6.9 | No | $4/mo | Android, iOS, Web |
| 21 | Novellum | 6.9 | Free plan | $15/mo | Web |
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Questions about Kosmos alternatives
What is the best alternative to Kosmos?
Pendraic, number 1 in AI book writing software with a score of 7.9 out of 10. The others here: Bookwiz, DeepQuill, Bulbon AI and 16 more.
What is the best free alternative to Kosmos?
Pendraic is the best-ranked alternative with a free plan. 16 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.