| Price from | $9/mo | — |
| Free plan | Yes | — |
| Free trial | — | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | — | Yes |
| macOS | — | Yes |
| API | — | Yes |
| Plans published | 3 | 5 |
| Spec score · AI Writing Tools | 8.4 (#77) | 9.3 (#8) |
| Brand voice controls | Yes | Voice profiles configure tone, style and vocabulary so generated content follows an organization’s writing style. |
| Data retention | The privacy policy says personal data is not stored longer than necessary and may be archived after a period or when use of the service stops. | The pricing page says WRITER uses zero data retention and does not train models on customer data by default. |
| Free plan | Yes | Yes |
| Native integrations | 0 | GetApp lists Google Chrome, Microsoft Edge, Windows 11, macOS, Slack, Microsoft Word, Microsoft Outlook, Figma and Contentful integrations. |
| Language support | multilingual | multilingual |
| Long-form writing | Yes | Yes |
| Security | The privacy policy says Marmof uses technical and organizational measures, restricts sensitive-data access to authorized users, and will notify users if a problem occurs. | WRITER states that it maintains SOC 2 Type II compliance and HIPAA Type 1 and PCI compliance. |
| SEO features | Yes | Yes |
