Writing Suite · Phase 12C

AI Writing Tools for Clearer,
More Human
Communication

Five free tools that solve the most common writing problems — from AI text that sounds robotic to emails that miss the mark. No sign-up. No prompting skills needed.

3 Live · 2 Preview · 5 tools total · Free, no sign-up
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Writing Suite

One suite. Five writing problems solved.

Most people don't struggle to write — they struggle to write in the right way for the right situation. The UnAI Writing Suite gives you a dedicated tool for each of the five most common writing challenges.

What the Writing Suite does

AI writing tools are everywhere — but most either rewrite everything from scratch or require you to learn complex prompting. The UnAI Writing Suite is different: each tool has a single, precise job. You paste your text, set a few options, and get a specific, useful output in seconds.

The suite covers the full writing workflow — from generating better prompts before you write, to polishing AI output once you have a draft, to switching tone or format for your audience. None of the tools store your text or require an account. Everything runs in your browser.

The suite is particularly useful for people working with AI regularly — business owners, professionals, freelancers and students who want AI output that actually sounds like a human wrote it.

Which tool should you use?

Your situation Tool
AI text sounds robotic or generic AI Humaniser
Draft email needs the right tone Email Rewriter
ChatGPT keeps giving poor output Prompt Improver
Writing is right but the style is wrong Tone Converter
Long document needs condensing fast Text Summariser
The Tools

5 writing tools — all free, no sign-up

Each tool is built for a specific job. No overlap. No generic "AI rewriter" that tries to do everything at once.

🤖
Live
AI Humaniser
Paste AI-generated text and get back a version that sounds like a human wrote it. Detects robotic patterns — formulaic openers, uniform sentence length, overused transitions — and rewrites them.
  • AI-likeness % score before and after
  • 5 tones: Professional, Conversational, Casual, Persuasive, Academic
  • 3 intensity levels: Light, Medium, Heavy
  • Flesch readability score + word count comparison
Use AI Humaniser →
✉️
Live
Email Rewriter
Paste your draft email, choose your tone and rewrite strength, and get a polished version ready to send. Works on complaint emails, follow-ups, job applications, client updates and more.
  • 6 tones: Professional, Friendly, Concise, Firm, Persuasive, Diplomatic
  • 7 email types including complaints and job applications
  • 3 rewrite strengths: Light, Balanced, Strong
  • Subject line suggestion + clarity improvements list
Use Email Rewriter →
Live
Prompt Improver
Paste a weak ChatGPT prompt and get an improved version that specifies context, tone, format and constraints. Better prompts produce consistently better output — the tool shows you why.
  • Rewrites prompts for 6 use cases: writing, business, research, code, image, learning
  • 5-element anatomy: Role, Task, Context, Format, Constraints
  • Side-by-side before/after comparison
  • Explains every improvement made
Use Prompt Improver →
🎚️
Preview
Tone Converter
Switch any piece of writing between tones without changing the underlying meaning. Formal to casual, technical to plain English, or passive to active — for the same content in the right register for your audience.
  • 6 tone conversions including Formal↔Casual and Technical→Plain English
  • Preserves meaning while adjusting style
  • Useful for adapting reports, bios and web copy
Preview Tool →
📋
Preview
Text Summariser
Paste any long document and get it back in the format you actually need — bullet points, executive summary, TL;DR or action items. No irrelevant information, no padding.
  • 4 output formats: Bullets, Executive Summary, TL;DR, Action Items
  • Works on reports, articles, meeting notes and long emails
  • Adjustable length: Short, Medium, Detailed
Preview Tool →
Real-World Use Cases

Which tool to use — three common situations

Every tool in the suite covers a distinct problem. Here are three of the most common situations and the exact tool to use.

😬

"I used ChatGPT to draft a report and it sounds nothing like me."

The AI Humaniser is built exactly for this. Paste the text, set your preferred tone, choose Heavy intensity, and it systematically removes every pattern that makes AI output sound robotic — stiff openers, overused transition words, uniform sentence lengths.

Use this tool
AI Humaniser →
😤

"I need to email a client but my draft sounds too aggressive."

The Email Rewriter handles this precisely. Set tone to Diplomatic or Professional, choose Balanced rewrite strength, and it rewrites your draft to state your position clearly without the edge. Keeps your meaning intact while removing the confrontational phrasing.

Use this tool
Email Rewriter →
🤷

"ChatGPT keeps giving me generic, useless output no matter what I ask."

The problem is almost always the prompt, not the AI. The Prompt Improver takes your vague request and adds the five elements that make prompts work: role, task, context, format and constraints. The output shows you exactly what changed and why.

Use this tool
Prompt Improver →
Guides & Articles

Writing guides — coming soon

In-depth guides on AI writing, professional communication and prompt engineering. Publishing shortly. In the meantime, explore the related guides below.

Professional Writing

How to Write Professional Emails That Actually Get Responses

The structural and tonal differences between emails that are ignored and emails that drive action. Covers subject lines, opening lines, calls to action and tone matching.

Coming soon
AI Writing

How to Spot AI-Generated Text — and How to Fix It

The tell-tale patterns that reveal AI-written content: characteristic openers, transition overuse, sentence uniformity and hedging language. How each pattern gets flagged and corrected.

Coming soon
Prompting

The Five-Element Prompt Framework: Get Consistent Output From Any AI

Why most ChatGPT prompts fail, and how adding five specific elements — role, task, context, format and constraints — transforms the quality and consistency of AI output.

Coming soon

Frequently Asked Questions

Everything you need to know about the UnAI Writing Suite.

The UnAI Writing Suite is a collection of 5 free AI writing tools built for UK users. The tools cover the most common writing challenges: making AI text sound human (AI Humaniser), rewriting emails in the right tone (Email Rewriter), improving ChatGPT prompts (Prompt Improver), switching communication style (Tone Converter) and condensing long text into useful formats (Text Summariser). All tools run in your browser with no sign-up required.
Start with the tool that matches your most pressing problem. If you have AI-generated text that sounds robotic, use the AI Humaniser. If you need to rewrite a draft email in a more professional or diplomatic tone, use the Email Rewriter. If you want better results from ChatGPT, start with the Prompt Improver. If you need to adjust the tone of existing writing without changing the meaning, use the Tone Converter. If you need a long document condensed quickly, use the Text Summariser.
Yes — all five writing tools are completely free with no account required. AI Humaniser, Email Rewriter and Prompt Improver are fully live with complete functionality. Tone Converter and Text Summariser are available as previews. All tools run entirely in your browser — no text is sent to any server and nothing is stored.
The AI Humaniser is designed specifically to remove AI-likeness from any text — it detects robotic patterns like formulaic openers, transition word overuse and uniform sentence lengths, then rewrites them to sound natural and human. The Email Rewriter is purpose-built for emails — it rewrites your draft in a chosen tone (professional, friendly, concise, firm, persuasive or diplomatic) and produces a version ready to send, with a subject line suggestion and list of improvements made. Use the Humaniser for any AI-generated content; use the Rewriter when the specific need is an email.
No. All writing tools run entirely in your browser using client-side JavaScript. Your text is never sent to a server, never stored, and never shared with any third party. When you close the tab your session ends and no data is retained. UKCalc does not have access to anything you paste into the tools.
Yes. The most common professional use cases are: rewriting draft emails before sending (Email Rewriter), making AI-drafted reports or proposals sound more natural before sharing (AI Humaniser), adjusting a document from informal to formal for a board or senior audience (Tone Converter), and condensing long reports into executive summary or bullet-point format for a meeting (Text Summariser). All tools are free with no account required.
Both tools are available now as previews — you can use them and provide feedback. Full interactive upgrades (matching the AI Humaniser and Email Rewriter standard) are planned as Phase 12C priorities. Join the UnAI waitlist at the top of the UnAI platform page to be notified when they launch.

Ready to write better?

Three tools are live right now — pick the one that matches your most immediate problem and see the difference in under a minute.