Side by side
Ghostwriter AI vs Kerlig
2 tools side by side, on the data we have on file for each.
| Ghostwriter AI | Kerlig | |
|---|---|---|
| Price | from $50 per add-in edition | $49 |
| Free tier | No | No |
| Our score | 4.0 / 5 | 3.8 / 5 |
| Our line on it | Ghostwriter AI is an add-in for Microsoft Office, but it requires your own API key to access more models. | Kerlig is a macOS app that helps you write more efficiently, but it requires switching between your apps for attachments. |
| Best for | Professional writers and content creators | Professionals who need AI assistance in their daily workflows |
| Not for | Content creators with complex writing needs | Users needing attachment analysis within the app |
| Platforms | Web, macOS, Windows, iPad | macOS (Apple Silicon & Intel) |
| Category | Writing | Writing |
| Best described as | Writing Assistants | Writing Assistants |
| Last checked | 4 Oct 2026 | 5 Oct 2026 |
We have not written a verdict for this pairing
The table above is the data on each tool's own page, side by side. A written head-to-head goes further: it names a winner per use case and says who should stay where they are. Those are written by a reviewer, pair by pair, so this one may not have its verdict yet.