Best Free SuperHumanizer Alternatives
19 alternatives to SuperHumanizer with a free plan or free tier, ranked by how closely they match. The percentage is a match score, not a popularity score.
Replacing: SuperHumanizer — A content marketer at a SaaS company drafts blog posts using AI writing tools, then faces Input: text · Output: text
1
UndetectedGPT is an AI humanizer that rewrites machine-drafted text into natural writing aimed at passing detectors such as GPTZero, Turnitin and Originality.
Rewrites drafts to slip past detectors; free tier, trial and API, from $19.99
Input: text, documents · Output: text
Free planFrom $19.99/moAPI
86%Strong alternative · same core category as SuperHumanizer
00
How the score adds up
Score set by our editors after reviewing both products; the overlap below is what they weighed.
Shared goals 2 of the 2 we tag SuperHumanizer for
Humanizing TextAI Detection
Also tagged for
Rewriting
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
2
WriteHuman is an AI humanizer that rewrites machine-generated drafts so they read like a person wrote them.
Humanizer for machine-written drafts, reachable through REST API and MCP
Input: text · Output: text
Free planFrom $12/moAPI
86%Strong alternative · same core category as SuperHumanizer
00
How the score adds up
Score set by our editors after reviewing both products; the overlap below is what they weighed.
Shared goals 2 of the 2 we tag SuperHumanizer for
Humanizing TextAI Detection
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
3
A content marketer drafts 15 blog posts using AI, then realizes every piece sounds robotic and formulaic
Built for marketers with batches of robotic-sounding posts; adds plagiarism check, from $7.99
Input: text · Output: text
Free planFrom $7.99/mo
85%Strong alternative · same core category as SuperHumanizer
00
How the score adds up
Score set by our editors after reviewing both products; the overlap below is what they weighed.
Shared goals 2 of the 2 we tag SuperHumanizer for
Humanizing TextAI Detection
Also tagged for
Plagiarism Checking
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
4
Humaniser processes AI-generated text through pattern analysis and linguistic transformation to make it appear human-written
Pattern analysis and linguistic transformation under the hood; team features, from $5
Input: text · Output: text
Free planFrom $5/moTeams
82%Strong alternative · same core category as SuperHumanizer
00
How the score adds up
Score set by our editors after reviewing both products; the overlap below is what they weighed.
Shared goals 2 of the 2 we tag SuperHumanizer for
Humanizing TextAI Detection
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
5
AI Humanizer by WriteHybrid rewrites AI-generated drafts into natural, human-sounding text while preserving your meaning.
Rewrites drafts into natural text while keeping your meaning intact; listed as free
Input: text · Output: text
Free planFrom $19/mo
82%Strong alternative · same core category as SuperHumanizer
00
How the score adds up
Score set by our editors after reviewing both products; the overlap below is what they weighed.
Shared goals 2 of the 2 we tag SuperHumanizer for
Humanizing TextAI Detection
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
6
AI-generated content often sounds like a robot wrote it
Smooths over robotic-sounding AI content; free tier, from $8
Input: text · Output: text
Free planFrom $8/mo
78%Strong alternative · same core category as SuperHumanizer
00
How the score adds up
Score set by our editors after reviewing both products; the overlap below is what they weighed.
Shared goals 2 of the 2 we tag SuperHumanizer for
Humanizing TextAI Detection
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
7
Transforms machine-written text into something that reads like a human wrote it
Polishes machine-written text so it reads human; plugs into Jasper, free tier
Input: text · Output: text
Free planFrom $9.99/mo
77%Strong alternative · same core category as SuperHumanizer
00
How the score adds up
Score set by our editors after reviewing both products; the overlap below is what they weighed.
Shared goals 2 of the 2 we tag SuperHumanizer for
Humanizing TextAI Detection
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
8
You've pasted ChatGPT output into a paper or blog post and cringed at how robotic it sounds
Free fix for pasted chatbot output that sounds stiff in papers or blog posts
Input: text · Output: text
Free plan
76%Strong alternative · same core category as SuperHumanizer
00
How the score adds up
Score set by our editors after reviewing both products; the overlap below is what they weighed.
Shared goals 2 of the 2 we tag SuperHumanizer for
Humanizing TextAI Detection
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
9
The promise sounds too good: turn any AI text into writing that passes for human
Free rewriter promising text that passes as human-written
Input: text · Output: text
Free plan
74%Partial replacement — covers the main need with gaps · same core category as SuperHumanizer
00
How the score adds up
Score set by our editors after reviewing both products; the overlap below is what they weighed.
Shared goals 1 of the 2 we tag SuperHumanizer for
Humanizing Text
Also tagged for
Rewriting
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
10
Landing on AIHumanizer
Free rewriting tool that sits next to AI detection features
Input: text, documents · Output: text
Free plan
72%Partial replacement — covers the main need with gaps · same core category as SuperHumanizer
00
How the score adds up
Score set by our editors after reviewing both products; the overlap below is what they weighed.
Shared goals 2 of the 2 we tag SuperHumanizer for
Humanizing TextAI Detection
Also tagged for
Rewriting
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
11
ACE ESSAY converts AI-written text into something that reads more human
Input: text · Output: text
Free plan
71%Partial replacement — covers the main need with gaps · same core category as SuperHumanizer
00
How the score adds up
- Same core category55/55
- Covers SuperHumanizer's goals16/25
- Feature description similarity7/20
Capped below the editor-ranked picks above it.
Shared goals 1 of the 2 we tag SuperHumanizer for
Humanizing Text
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
12
You paste AI-generated text into the input box and pick between Standard or Ultra mode
Input: text, documents · Output: text
Free plan
71%Partial replacement — covers the main need with gaps · same core category as SuperHumanizer
00
How the score adds up
- Same core category55/55
- Covers SuperHumanizer's goals16/25
- Feature description similarity10/20
Capped below the editor-ranked picks above it.
Shared goals 1 of the 2 we tag SuperHumanizer for
Humanizing Text
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
13
GhostPen is an advanced AI humanizer designed to help students and writers bypass AI detection tools
Input: text · Output: text
Free planFrom $4.9/mo
71%Partial replacement — covers the main need with gaps · same core category as SuperHumanizer
00
How the score adds up
- Same core category55/55
- Covers SuperHumanizer's goals16/25
- Feature description similarity10/20
Capped below the editor-ranked picks above it.
Shared goals 1 of the 2 we tag SuperHumanizer for
Humanizing Text
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
14
StealthWriter is an AI text humanizer with a built-in AI detector.
Input: text · Output: text
Free planFrom $20/moTeams
71%Partial replacement — covers the main need with gaps · same core category as SuperHumanizer
00
How the score adds up
- Same core category55/55
- Covers SuperHumanizer's goals25/25
- Feature description similarity11/20
Capped below the editor-ranked picks above it.
Shared goals 2 of the 2 we tag SuperHumanizer for
Humanizing TextAI Detection
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
15
You paste AI-generated text into the main input box and immediately see format options across the top: General, Academic, Business, Creative, or Technical Humanizer
Input: text · Output: text
Free planFrom $8/mo
71%Partial replacement — covers the main need with gaps · same core category as SuperHumanizer
00
How the score adds up
- Same core category55/55
- Covers SuperHumanizer's goals16/25
- Feature description similarity3/20
Capped below the editor-ranked picks above it.
Shared goals 1 of the 2 we tag SuperHumanizer for
Humanizing Text
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
16
Detect.ai combines an AI content detector with a humanizer in a single browser tool.
Input: text, documents · Output: text
Free planFrom $15.99/moMobile app
66%Partial replacement — covers the main need with gaps
00
How the score adds up
- Each lists the other's core category39/55
- Covers SuperHumanizer's goals19/25
- Feature description similarity8/20
Capped below the editor-ranked picks above it.
Shared goals 2 of the 2 we tag SuperHumanizer for
Humanizing TextAI Detection
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
17
Dechecker AI breaks down AI detection differently
Input: text, documents · Output: text
Free planFrom $5/mo
65%Partial replacement — covers the main need with gaps
00
How the score adds up
- Each lists the other's core category39/55
- Covers SuperHumanizer's goals19/25
- Feature description similarity7/20
Capped below the editor-ranked picks above it.
Shared goals 2 of the 2 we tag SuperHumanizer for
Humanizing TextAI Detection
Also tagged for
Plagiarism Checking
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
18
ZeroGPT Plus can detect if text came from AI with high accuracy
Input: text, documents · Output: text
Free planFrom $9.9/mo
65%Partial replacement — covers the main need with gaps
00
How the score adds up
- Each lists the other's core category39/55
- Covers SuperHumanizer's goals19/25
- Feature description similarity8/20
Capped below the editor-ranked picks above it.
Shared goals 2 of the 2 we tag SuperHumanizer for
Humanizing TextAI Detection
Also tagged for
Plagiarism Checking
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
19
Scribbr AI Detector is a free checker that estimates whether a piece of writing was produced by an AI model.
Input: text · Output: data
Free plan
65%Partial replacement — covers the main need with gaps
00
How the score adds up
- Each lists the other's core category39/55
- Covers SuperHumanizer's goals19/25
- Feature description similarity8/20
Capped below the editor-ranked picks above it.
Shared goals 2 of the 2 we tag SuperHumanizer for
Humanizing TextAI Detection
Also tagged for
Plagiarism Checking
Goal tags are curated and capped, not a full feature audit — a missing tag is not a missing feature.
Can it really replace SuperHumanizer? Vote on each alternative — no account needed. Votes gently reorder the list; they never change the match score.
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At a glance: top SuperHumanizer alternatives
| Tool | Match | Input | Output | Pricing | Free plan | Rating | Category |
|---|---|---|---|---|---|---|---|
| UndetectedGPT | 86% | text, documents | text | From $19.99/mo | Yes | — | Humanizer AI |
| WriteHuman | 86% | text | text | From $12/mo | Yes | — | Humanizer AI |
| GPTHumanizer | 85% | text | text | From $7.99/mo | Yes | — | Humanizer AI |
| Humaniser | 82% | text | text | From $5/mo | Yes | — | Humanizer AI |
| AI Humanizer by WriteHybrid | 82% | text | text | From $19/mo | Yes | — | Humanizer AI |
| Human Tone | 78% | text | text | From $8/mo | Yes | — | Humanizer AI |
Frequently asked
What is the best free SuperHumanizer alternative?
UndetectedGPT (86% match) is the closest free alternative to SuperHumanizer: UndetectedGPT is an AI humanizer that rewrites machine-drafted text into natural writing aimed at passing detectors such as GPTZero, Turnitin and Originality. WriteHuman (86% match) and GPTHumanizer (85% match) come next.
How is the match percentage calculated?
It measures how much of SuperHumanizer's job a tool can take over: shared core category, how many of the same use cases it covers and how similar its feature set is. Popularity and ratings never change the percentage; they only break ties in the order. Lists are recomputed nightly and reviewed by editors for the most-visited tools.
How this list is ranked
The match score measures how much of SuperHumanizer's job each tool can take over: shared core category, how many of the same use cases it covers, and how similar its feature set is. Popularity and ratings do not change the score; they only break ties in the order.
Lists are recomputed nightly from the live catalog and reviewed by our editors for the most-visited tools. Sponsored placements are marked and sit outside the ranking.