Flyletter vs TextCortex
Flyletter
flyletter.io
TextCortex
textcortex.comSide by side
| Figure | Flyletter | TextCortex |
|---|---|---|
| Price from | $2/mo | $29.99/mo |
| Free plan | Yes | Yes |
| Free trial | — | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| macOS | — | Yes |
| iOS | — | Yes |
| Android | — | Yes |
| API | — | Yes |
| Self-hosted | — | Yes |
| Plans published | 7 | 4 |
| Spec score · AI Writing Tools | 8.2 (#105) | 9.5 (#2) |
| Brand voice controls | Yes | Yes |
| Free plan | Yes | Yes |
| Headquarters | Austin, TX | Berlin, Germany |
| Integrations | Paid plans export drafts to Kit and beehiiv, while the Claude MCP connector makes the brand profile and idea database available in Claude. | The integrations directory advertises use on more than 30,000 platforms and connections to over 5,000 additional apps through Zapier or Make. |
| Long-form writing | Yes | Yes |
| What it does | Flyletter is an AI newsletter writing platform that drafts newsletters in a user's brand voice. | TextCortex is an enterprise AI platform for building, deploying and governing AI agents connected to company knowledge and workflows. |
Plans
Flyletter
- FreeFree
- Creator$24 a month
- Pro$49 a month
- Business$165 a month
- Creator$24 a year
- Pro$49 a year
- Business$165 a year
In their own words
TextCortex
TextCortex is a multilingual writing platform from TextCortex, a maker headquartered in Berlin, Germany. It supports web, iOS and Android, with long-form writing and SEO features among its listed capabilities. Writers can use 54 content templates and brand voice controls, and team collaboration is also supported. The Free plan costs nothing and includes 50 MB of file storage; the pricing note also lists a 14-day trial. Premium specifies creation allowances of 150, 500, 1,000, 1,400, 2,800 or unlimited creations, but no price is listed. Enterprise includes SSO, SCIM and SAML, along with dedicated deployment, centralized billing and priority support; its price is also not listed. The listed plan details distinguish the free storage allowance, Premium creation quantities and Enterprise administration and support options. Readers comparing plans should note that prices for Premium and Enterprise are not provided.