Undetected.ai

Compare · WriteHuman

WriteHuman alternative that shows its working

Teams comparing WriteHuman alternatives often like the straightforward humanizing experience but want to see what the rewrite changed and be confident the output still reads naturally. The question is whether one rewrite really rebuilds the prose or just reshuffles it.

WriteHuman is a clean, well-regarded humanizer in this space. Undetected.ai aims at the same outcome and leans into the wedge: one rewrite of the properties every detector measures, our own AI-pattern gauge with the reasons behind its number, and meaning-preserving prose so the humanized text is ready to use.

The Humanizer

Try:
Tone
Strength:

2 free runs a day, up to 200 words each. We save your run so you can get back to it, and a delete button appears with the result. See privacy.

AI-pattern score

This is our own AI-pattern score, measured here on sentence rhythm, template phrases, vocabulary variety and passive voice. It is not a GPTZero, Turnitin, Originality.ai, Copyleaks or ZeroGPT result, and it does not predict one. Worth knowing: we also ask the rewrite to vary sentence length, drop template phrases and prefer the active voice, so some of the drop is built in. Read the two panels below, not just the number.

Before ·

After ·

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Meaning kept · Your own text rewritten · Saved to your history, delete any time

The short answer

Undetected.ai works well as a WriteHuman alternative if you want to read what the rewrite changed. Both humanize AI text; Undetected.ai shows our own AI-pattern score before and after with the reasons behind it, priced flat at $9, $19 and $39 a month billed yearly. WriteHuman meters by request rather than by word, which is cheaper if you humanize a few long documents instead of a steady stream.

Reviewed July 2026. Both tools are capable; the differences below are what actually decide it.

WriteHuman is a clean, focused humanizer; Undetected.ai adds our own AI-pattern score before and after, its reasons, and meaning-preserving output.

Prices we read ourselves

What WriteHuman costs, and what we cost

Read off each vendor's own pricing page on the date shown, not copied from a roundup. Where the yearly rate is cheaper we lead with it, because that is the number buyers compare.

Pricing is planned, not yet available. You cannot buy Undetected.ai today. These are the prices we intend to launch with. The humanizer itself is live: create a free account and use it now.
Undetected.ai WriteHuman
Cheapest paid plan $9/mo billed yearly ($12 monthly) $12/mo billed yearly ($18 monthly, $144/yr)
What that carries 15,000 words/mo across 60 runs, 1,500 words a run 80 requests/mo at up to 600 words each on Basic. Pro $18 yearly gives 200 at 1,200 words, Ultra $36 gives unlimited at 3,000
Try it before paying Free account: 3 runs/day, 9,000 words/mo Yes, 3 requests a month at up to 250 words each
Where they win One pass over your own text, with our AI-pattern score and its reasons Metering by request beats metering by word if you file a few long documents a month. It also ships a word-priced REST API with JavaScript, Python and cURL examples, and is the only tool here with an MCP server an AI agent can call directly

WriteHuman pricing read July 31, 2026. All figures in USD. Promotional rates move constantly, so confirm on the vendor's own page before you buy. We build one of these tools.

Not sure any of them do what they claim? We published the ten-minute test for whether an AI humanizer actually works, which costs nothing and settles it on your own writing.

Side by side

Undetected.ai vs WriteHuman, honestly

A fair look at what each does well. Both are capable tools. Here is where they differ.

What matters Undetected.ai WriteHuman
What you see after the rewrite Our own AI-pattern score before and after, with its reasons Humanizes against major detectors
Our AI-pattern score Animated red-to-green score in the tool Returns humanized output with a result
Evidence shown Our AI-pattern score before and after, and what earned it Markets detector coverage
Meaning preserved Keeps facts and argument while reworking rhythm Aims for natural humanized text
Try before you pay Free account: 3 runs/day, 9,000 words/mo. Paid plans planned from $9 a month for 15,000 words Free usage offered alongside paid plans
Best suited for Writers who want to read what the rewrite changed, not just that it changed Users wanting a simple, focused humanizer

Comparison reflects general, publicly understood positioning. Capabilities change, so check each product for the latest.

Want the full head-to-head with verified pricing tables? Read WriteHuman vs Undetected AI.

Why writers pick Undetected.ai

The humanizer that shows its work

No whack-a-mole

Undetected.ai works on the properties every detector measures, so you are not re-running your text to chase one scanner after another.

Visible confirmation

The gauge and the reason list show our AI-pattern score before and after, turning the result into something you can read.

Meaning kept

The rewrite preserves your facts and argument and returns natural prose, so the humanized output is ready to publish.

Good questions

WriteHuman vs Undetected.ai, answered

Yes. Both humanize AI text; Undetected.ai rewrites in one pass and shows our own AI-pattern score before and after, so you can read what the rewrite changed.
A single rewrite works on the properties all of those tools measure, predictability and rhythm, rather than chasing one at a time. We cannot show you their verdicts, only our own score for the text before and after.

Try Undetected.ai on your own text

Paste your own text and read the rewrite next to the original, with our AI-pattern score measured on both before you copy.

Meaning kept · Your own text rewritten · Saved to your history, delete any time

Humanize my text