SiteList review score
A distinct homepage hook explains the product’s audience. Fix the 21.1-second mobile LCP and missing decision support.
Reviewed on Sep 29, 2026
Gptinf
gptinf.com
Unclaimed listingIs this your site?
Claim itWhat it does
GPTinf is an AI writing toolkit with tools for humanizing AI text, detecting AI-generated text, paraphrasing, checking plagiarism, assessing readability, checking grammar, and writing essays.
Two ratings
Verified user rating
—
No verified reviews yet — the evidence locker is empty.
Screenshots
Captured during our latest review on Sep 29, 2026
Pricing details
Paid monthly plans are shown alongside free tool tiers; Lite is $4.99/monthly, Pro is $12.49/monthly, and Unlimited is $29.99/monthly. Billed monthly. free plan · The site states that the tools have free tiers with no account required.
| Plan | Price | Details |
|---|---|---|
| Lite | $4.99 monthly per month | For quick rewrites and small tasks. 5,000 humanizer words · 2,500 paraphraser words · File-to-file humanizer up to 5,000 words per file · Unlimited plagiarism checks · Unlimited grammar checks · Unlimited AI detector checks View source |
| Pro | $12.49 monthly per month | For articles or longer content. 25,000 humanizer words · 12,500 paraphraser words · File-to-file humanizer up to 25,000 words per file · Unlimited plagiarism checks · Unlimited grammar checks · Unlimited AI detector checks · Priority email support View source |
| Unlimited | $29.99 monthly per month | Everything unlocked. No limits. View source |
Key features
AI text humanizer
Writing tools
Rewrites AI-generated text to make it feel natural.
AI content detector
Checking tools
Checks text for AI signals.
Paraphrasing tool
Writing tools
Paraphrases text.
Plagiarism checker
Checking tools
Checks text against web sources for plagiarism.
Readability checker
Checking tools
Checks readability for stylistic clarity.
Grammar checker
Checking tools
Checks grammar and provides error-fixing capability.
Essay writer
Writing tools
Provides an essay-writing tool.
Who it’s for
Humanizing AI writing
Refine AI-generated writing so it reads more naturally.
Checking text for AI signals
Assess text for AI signals before submission.
Checking plagiarism
Check writing against available web sources.
Improving readability and grammar
Review writing for stylistic clarity and grammar errors.
Writing essays
Use the essay writer for essay creation.
Buyer questions
Questions buyers actually ask
What is GPTinf?
GPTinf is a free AI writing toolkit that includes an AI text humanizer, an AI content detector, an AI essay writer, and a plagiarism checker. The site states that all tools are accessible without registration.
Is GPTinf free?
The site states that all four tools have a free tier with no account required, with premium plans available for higher word limits and priority processing.
Is GPTinf safe to use?
The site's FAQ states that submitted text is processed to generate tool output and is not stored, shared, or used for model training after the session ends.
Is GPTinf accurate?
The site's FAQ states that its AI detector and humanizer are tested against detection tools including Turnitin and GPTZero, and that accuracy varies based on how much the original text has been edited.
Is GPTinf legit?
The site's FAQ states that GPTinf has been used by students, educators, and content professionals since launch, and that payments are processed through Paddle.
Product FAQ information · View source
The expert review
Gptinf scores 53/100 as an AI writing tool for students, writers, and content creators who need to humanize AI-generated text. Its strongest asset is a distinct homepage hook, while a 21.1-second mobile LCP, weak technical SEO, and limited decision support reduce confidence in the product experience.
53/100: clear hook, weak execution
Verified user reviews
0 verifiedNo reviews yet. The evidence locker is empty.
Reviews from verified users appear here once approved.
Reviews are from the SiteList community. Some reviewers received incentives — disclosed in the review, always. The verdict is never for sale.
Scores across 13 dimensions
Brand & experience
Performance
Content & editorial
Trust & decision surfaces
Search & discoverability
Docs & measurement
- Domain
- gptinf.com
- Category
- Web utilities & converters
- Pricing
- Freemium · $4.99–$29.99/mo
- Platforms
- web
- Founded
- 2023
- Last checked
- Sep 29, 2026
- Public dimensions
- 13
Similar tools
Home
Compressto100kb screenshot 1 of 4: Home
Compressto100kb
Score 87 out of 100 — Strongcompressto100kb.com
Compressto100kb is a browser-based image compression tool that reduces files to specific kilobyte limits (e.g., 100KB, 50KB). It processes images locally on the user's device without server uploads, supporting JPG, PNG, WebP, and HEIC formats. The tool includes features for batch processing, EXIF metadata removal, and custom pixel dimension adjustments. It provides presets for specific requirements such as IBPS exams and US visa applications.
Home
dev101.io — One box for every dev utility — runs in your browser screenshot 1 of 4: Home
dev101.io — One box for every dev utility — runs in your browser
Score 87 out of 100 — Strongdev101.io
Privacy-first, keyboard-driven hub for 60+ developer utilities including JSON formatting, JWT decoding, and cryptographic hashing. All transforms run 100% client-side in the browser, ensuring data never leaves the user's machine.
Home
Spotmp3 screenshot 1 of 4: Home
Spotmp3
Score 86 out of 100 — Strongspotmp3.net
Spotmp3 is a web-based Spotify downloader that enables users to convert Spotify tracks, playlists, albums, and podcasts into 320 kbps MP3 files. The service automatically embeds ID3 tags, cover art, and .lrc lyrics into the downloads. It operates as a free service with a daily limit of 300 tracks, while a one-time 'Supporter' payment unlocks unlimited batch downloads and ZIP exports without requiring an account or software installation.
Home
Discordtimeconverter screenshot 1 of 4: Home
Discordtimeconverter
Score 84 out of 100 — Strongdiscordtimeconverter.org
A web-based tool that converts dates and times into nine Discord timestamp formats, supports decoding existing codes, generates countdowns, and handles IANA timezones with daylight saving time awareness.