
Provides massive context windows and deep Google Workspace integration, but trails behind in advanced coding workflows.
Provides massive context windows and deep Google Workspace integration, but trails behind in advanced coding workflows.
ChatGPT records 6,048,022,723 monthly visits with +2.2% month-over-month growth and Freemium pricing. WriteTone records 7,461 monthly visits with -9.2% growth and Freemium pricing.

Write in the right tone for every audience, every time
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | chatgpt.com | writetone.com |
| Pricing Model | Freemium | Freemium |
| Monthly Visits | 6.05B (6,048,022,723) | 7.46K (7,461) |
| MoM Traffic Delta | +127.43M (+2.2%) | -756 (-9.2%) |
| Primary Market & Share | 🇺🇸 United States (21.7%) | 🇬🇧 United Kingdom (56.9%) |
| Direct Visits / mo | 4.44B | 3.57K |
| User Rating | 4.8 | 4.2 |
| Supported Platforms | Website | Website |

OpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
Automatically routes prompts or lets users select between Instant responses and Medium, High, or Extra High thinking depth across GPT-5.6 Luna, GPT-5.6 Sol, and flagship GPT-6 Pro/Astra models.
Asynchronous software engineering and task agents that clone repositories, run terminal tests in sandboxed environments, resolve complex bugs, and submit pull requests.
Browses dozens of primary web sources, academic papers, and connected workspace documents over several minutes to compile structured, citation-backed analytical reports.
Provides a split-screen editor for inline prose and code revisions alongside low-latency voice conversations with live screen and camera grounding.

Write in the right tone for every audience, every time
Rewrite any text in 90+ tones — academic, formal, confident, persuasive, casual, friendly, and more — with options to shorten, expand, or simplify while keeping your meaning.
Turn AI-generated drafts into text that reads more naturally, with a companion detector that flags which sentences look machine-written, why, and lets you download the report.
Proofread for grammar, spelling, and punctuation, and check text against online sources with detailed match reports and similarity scores.
Condense long documents into the points that matter, and keep to word or page limits without losing the argument.

Provides massive context windows and deep Google Workspace integration, but trails behind in advanced coding workflows.
Provides massive context windows and deep Google Workspace integration, but trails behind in advanced coding workflows.
Offers superior long-form writing and coding assistance with interactive artifacts, but lacks built-in deep web search.
Offers superior long-form writing and coding assistance with interactive artifacts, but lacks built-in deep web search.
Free / Open-sourceDelivers exceptional open-weight reasoning and math performance at lower cost, but features a simpler consumer interface.
Free / Open-sourceDelivers exceptional open-weight reasoning and math performance at lower cost, but features a simpler consumer interface.

Integrates real-time social media data and image generation directly into chat, but has fewer enterprise integrations.
Integrates real-time social media data and image generation directly into chat, but has fewer enterprise integrations.

SpecialistThe AI workspace where teams and agents get work done together
SpecialistExcels at real-time web research with verifiable inline citations, but offers less robust general conversational coding features.
SpecialistExcels at real-time web research with verifiable inline citations, but offers less robust general conversational coding features.
Provides a completely free conversational assistant across social apps, but lacks advanced coding agents and deep research.
Provides a completely free conversational assistant across social apps, but lacks advanced coding agents and deep research.
Paraphrase, proofread and summarize text with an AI writing workspace
Paraphrase, proofread and summarize text with an AI writing workspace
AI content detection and a full writing toolkit in one place
AI content detection and a full writing toolkit in one place

SpecialistThe AI coding agent for building ambitious software
SpecialistThe AI coding agent for building ambitious software

SpecialistSpecializes in processing exceptionally long documents for deep research, but lacks multi-modal voice and advanced code execution.
SpecialistSpecializes in processing exceptionally long documents for deep research, but lacks multi-modal voice and advanced code execution.

Academic proofreading, plagiarism checking and AI-powered writing tools in one place
Academic proofreading, plagiarism checking and AI-powered writing tools in one place