# Ghostwrite vs Open WebUI

Ghostwrite records 0 monthly visits with — month-over-month growth and Paid pricing. Open WebUI records 804,534 monthly visits with -2.8% growth and Freemium pricing.

| Metric | [Ghostwrite](https://openaitools.app/tool/ghostwrite) | [Open WebUI](https://openaitools.app/tool/open-webui) |
| :--- | :--- | :--- |
| Website URL | https://chrome.google.com/webstore/detail/ghostwrite-chatgpt-email/fbjnnjochaopepfjpngghafgnafebkjh | https://openwebui.com |
| Categories | AI Email Assistant, AI Email Generator, AI Email Writer | Large Language Models (LLMs), AI Chatbot, Open Source AI Models, AI Developer Tools |
| Pricing Model | Paid | Freemium |
| Monthly Visits | 0 | 804,534 |
| MoM Growth Rate | — | -2.8% |
| Primary Market | Global | United States |
| Direct Visits | 0 | 299,835 |
| Review Score | 4 | 4.4 |
| Saved Count | 1 | 0 |
| Supported Platforms | Browser Extension | Website |

## Ghostwrite

Ghostwrite targets the daily friction of inbox work: you know roughly what you want to say but composing it properly takes time, and the same follow-ups keep coming back around. The extension adds a writing panel directly into your email client, so a few keywords or a short bulleted list becomes a complete, professionally worded message. Reply drafting is a single click, which is where most of the time savings come from for support and sales teams working through a queue.

Tone control is built in: you can switch between formal, friendly, concise and persuasive registers depending on the recipient, and the tool also cleans up grammar and spelling as it writes. Beyond one-off messages, you can save the outputs you like as reusable templates for cold outreach, follow-ups, meeting requests, job applications and support responses, turning repeatable emails into a few seconds of work.

It runs in the browser alongside Gmail, Outlook and Zendesk, so nothing changes about where or how your mail is stored. The publisher states that it does not store or share email content, and the extension is offered as a paid add-on with in-app purchases rather than a free utility. Because it depends on the host page layout of each webmail client, occasional breakage after those services redesign their interfaces is a normal risk for this category of extension.

**Pricing & Plans:** Paid Chrome extension with in-app purchases; the store listing flags optional paid features rather than a free tier. Install is free from the Chrome Web Store, with charges for usage or premium functionality handled inside the extension.

- **Full email generation from a few words:** Turn a short phrase or bulleted list into a complete, professional email, including cold outreach, applications and follow-ups.
- **One-click smart replies:** Ghostwrite reads the incoming message and drafts a contextually appropriate full reply in a single click.
- **Tone and style control:** Switch between formal, friendly, concise and persuasive registers so the same content fits different recipients and situations.
- **Grammar and spelling clean-up:** Text is corrected for spelling, grammar and clarity as it is generated, so nothing goes out with obvious mistakes.
- **Reusable AI templates:** Save generated messages as templates for recurring scenarios — follow-ups, outreach, meeting requests and support replies.

**Strengths:** Works directly inside Gmail, Outlook and Zendesk, so there is no new app to learn; One-click smart replies give the biggest time saving for high-volume inboxes; Tone presets and built-in proofreading keep the output professional; Reusable templates make common email scenarios nearly instant

**Limitations:** It is a Chrome-only browser extension, so desktop and native mail clients are out of scope; Being page-injected means it can break when Gmail, Outlook or Zendesk update their interfaces; Paid add-on with in-app purchases rather than a generous free plan

[Profile (Markdown)](https://openaitools.app/tool/ghostwrite.md)

## Open WebUI

Open WebUI is an open-source, self-hosted interface for working with AI models. Instead of renting access to a single vendor's chatbot, you run the interface on your own hardware or cloud tenancy, then connect whatever models you want: local runtimes such as Ollama, OpenAI-compatible endpoints, Anthropic, or a mix of local and remote. Everything a team produces — conversations, prompts, models, skills and tools — stays in an environment you administer.

The platform has grown well beyond a chat window. Retrieval-augmented generation, web search, document understanding, voice input and output, and vision are built in, and Python tools, functions and pipelines let developers script custom behaviour and share it. On the operations side it offers enterprise features such as SSO, role-based access control, audit logs, data residency options, and on-premises, hybrid or fully air-gapped deployment for regulated environments. White-labeling and custom branding are also available for organizations that want their own look.

Open WebUI is distributed free of charge under an open-source license and can be installed with a single pip or Docker command, with no account required to get running. A separate enterprise offering is available for organizations that want commercial support, compliance guarantees and managed rollout help, which is quoted on contact. A large community maintains a public hub of prompts, models, tools and functions, so much of what teams need is already shared and ready to install.

**Pricing & Plans:** The core platform is free and open source, installable via pip or Docker with no account required. An enterprise tier with support, compliance and deployment assistance is quoted on contact.

- **Any Model, Any Endpoint:** Connect local runtimes like Ollama alongside OpenAI-compatible and Anthropic APIs, and switch between them inside one interface.
- **Retrieval and Search Built In:** RAG over your own documents, web search and citation-aware answers come standard, so responses are grounded in real sources.
- **Python Tools, Functions and Pipelines:** Extend the platform with Python code to add custom tooling, preprocessing, and multi-step pipelines, then share them with others.
- **Enterprise Controls:** SSO, RBAC, audit logs, data residency, and on-premises, hybrid or air-gapped deployment for organisations with strict requirements.
- **Community Hub:** Browse and install prompts, models, skills and tools contributed by hundreds of thousands of community members.

**Strengths:** Free and open source with no account needed to install; Works with local and cloud models through a single interface; Strong privacy posture: your data and models stay on your infrastructure; Extensive enterprise features including SSO, RBAC and audit logs

**Limitations:** Self-hosting requires you to handle servers, updates and backups; Some enterprise capabilities and support sit behind a paid, quote-based tier; Feature depth means a learning curve for non-technical administrators; Local model performance depends heavily on your own hardware

[Profile (Markdown)](https://openaitools.app/tool/open-webui.md)

## Frequently Asked Questions

### How do Ghostwrite and Open WebUI compare in monthly traffic?

Ghostwrite has 0 monthly visits, while Open WebUI has 804,534. Traffic estimates describe audience size, not product quality.

### How do their growth rates compare?

Ghostwrite has a month-over-month growth rate of —; Open WebUI has -2.8%.

### How does pricing compare?

Ghostwrite: Paid. Paid Chrome extension with in-app purchases; the store listing flags optional paid features rather than a free tier. Install is free from the Chrome Web Store, with charges for usage or premium functionality handled inside the extension. Open WebUI: Freemium. The core platform is free and open source, installable via pip or Docker with no account required. An enterprise tier with support, compliance and deployment assistance is quoted on contact.

## Alternatives

| # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Profile (Markdown) |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| 1 | [Ollama](https://openaitools.app/tool/ollama) | 9,421,973 | +4.3% | Free, Freemium, Paid | Functions primarily as a lightweight CLI runtime for local models rather than a full-featured chat interface. | [.md](https://openaitools.app/tool/ollama.md) |
| 2 | [Superhuman](https://openaitools.app/tool/superhuman) | 6,514,241 | +7.9% | Paid | The AI productivity suite with agents, email, and docs that work wherever you do | [.md](https://openaitools.app/tool/superhuman.md) |
| 3 | [n8n](https://openaitools.app/tool/n8n) | 4,522,449 | -7.4% | Freemium | Open-source workflow automation built for AI agents and technical teams | [.md](https://openaitools.app/tool/n8n.md) |
| 4 | [Hermes-Agent](https://openaitools.app/tool/hermes-agent-1) | 3,638,741 | -5.4% | Freemium | A free, open-source personal AI agent that learns your projects and works across every messaging app. | [.md](https://openaitools.app/tool/hermes-agent-1.md) |
| 5 | [Clawdbot (OpenClaw)](https://openaitools.app/tool/clawdbot) | 1,903,068 | -25.4% | Paid, Free | Open-source personal AI assistant that runs on your own machine and works from chat apps | [.md](https://openaitools.app/tool/clawdbot.md) |
| 6 | [Dify](https://openaitools.app/tool/dify-ai) | 819,691 | -15% | Freemium | Specializes in visual workflow building and RAG pipelines rather than serving purely as a chat interface. | [.md](https://openaitools.app/tool/dify-ai.md) |
| 7 | [LobeHub](https://openaitools.app/tool/lobehub) | 654,548 | -25% | Freemium | Focuses on collaborative team AI workspaces and plugins, but shares similar open-source architectural goals. | [.md](https://openaitools.app/tool/lobehub.md) |
| 8 | [AnythingLLM](https://openaitools.app/tool/anythingllm) | 512,269 | +12.9% | Freemium | Focuses heavily on privacy-first document chat and local RAG pipelines, but offers fewer general-purpose chat UI features. | [.md](https://openaitools.app/tool/anythingllm.md) |
| 9 | [LibreChat](https://openaitools.app/tool/librechat) | 346,879 | -3.5% | Free | Offers robust multi-provider support and advanced user permission management, but has a slightly different configuration setup. | [.md](https://openaitools.app/tool/librechat.md) |
| 10 | [Jan](https://openaitools.app/tool/jan) | 291,894 | -9.6% | Free | Delivers a desktop-native application for running local models offline easily, but lacks Open WebUI's server-centric multi-user features. | [.md](https://openaitools.app/tool/jan.md) |

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Source: https://openaitools.app/compare/ghostwrite-vs-open-webui

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