AI Text Humanizer
Refine is a tool that transforms AI-generated text into natural, human-like writing.
In plain English
Refine turns AI-written text into natural, human-sounding writing. Users paste text and get a smoother version. They pay a subscription. TrustMRR shows about $69 a month in recurring revenue. The AI does the rewriting, while the owner markets the tool.
~$69 MRR; $64 verified revenue last 30 days (TrustMRR/Polar, Oct 29, 2026)
Operator: Duncan
Revenue independently checked: documents reviewed by a publication, or a public dashboard.
Not disclosed.
The tool stack
Payments / merchant of record
OpenAI API ↗LLM / vision
Next.js ↗Web app framework
Prices are the vendors' published list prices as researched in Oct 2026 and change often — always check the vendor's pricing page.
Step-by-step setup
- Train on the customer's own voice and past posts.
- Generate drafts in proven formats.
- Human edits before publishing.
- Subscriptions; grow by posting the product's own output.
What's automated vs. the human 20%
The machine does
- Core AI generation/analysis
- Billing and onboarding
You still do
- Product quality and support
- Distribution and marketing
- Compliance and edge cases
Overview
Refine is a tool that transforms AI-generated text into natural, human-like writing.
Operator: Duncan. Category on TrustMRR: Artificial Intelligence. Founded: 2025-10-02. Website: https://refine.so/
Estimated split: about 80% of the work automated, 20% human.
Realistic income
TrustMRR (checked Oct 29, 2026) shows about $69 MRR and $64 in Polar-verified revenue over the last 30 days, $605 verified over its tracked history. This is one operator’s result, often after months or years of work, and doesn’t predict yours. Check the live listing — numbers change.
Risks
- Thin-wrapper risk; easy to copy.
- Generic AI content performs poorly — quality is the moat.
- Startup cost and time to first dollar are not disclosed.
*Income figures are illustrative ranges based on public pricing and typical outcomes reported by practitioners, not guarantees. Most new online businesses earn little or nothing at first. Not financial, legal or tax advice.
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