Calliope
8.0#19 in writing appsFrom €99 a yearFree planWebAPI
VisitCalliope vs Loreon
What both publish
| Fact | Calliope | Loreon |
|---|---|---|
| Company registration | The legal operator lists Staré Grunty 3546/7A, 841 04 Bratislava, Slovakia and company ID IČO 56249314. | Firmalisten lists Synapti AS as founded on 24 January 2025 and registered on 3 February 2025. |
| Headquarters | Bratislava, Slovakia | Oslo, Norway |
| Integrations | The MCP connector supports Claude, ChatGPT, and Cursor, and Calliope also documents a Writer API. | The limitations page says there are no cloud-backup integrations. |
Calliope plans
- Free editorFree
- €10 credit pack€10, paid once
- €50 credit pack€50, paid once
- €100 credit pack€100, paid once
- Subscription monthly€12 a month
- Subscription annual€99 a year
Loreon plans
- EditorFree
- Starter$10, paid once
- Writer$50, paid once
- Saga$250, paid once
Pick Calliope if…
Calliope may suit book writers who want outlining, chapter organization, and continuity tools in a web editor. Its free plan is relevant to writers working on unlimited books.
Pick Loreon if…
Loreon suits novelists working on long or serialized fiction, including fantasy, science fiction, historical fiction, mystery, thriller, and sagas. It may also suit writers who need to track canon and story threads across multiple volumes.