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App Store Apps > Utilities > GPTZero: Twain Humanizer AI
GPTZero: Twain Humanizer AI icon

GPTZero: Twain Humanizer AI

by Najmudin Cahyono · Utilities · Free
On the App Store since May 2026 · Data updated 2026-10-31

GPTZero: Twain Humanizer AI is made and published by Najmudin Cahyono. AppBrain is an independent app data site and isn't affiliated with Najmudin Cahyono. The app name, icon, screenshots and description belong to Najmudin Cahyono and are shown as published on the App Store.

AppBrain's verdict

Rating on App Store
5.00
3 ratings
Last updated
October 9, 2026
Size
33.5 MB

It doesn't have enough ratings yet to judge what users think.

Official page on the App Store

User feedback

Ratings and reviews on the App Store

Comments on GPTZero: Twain Humanizer AI for iOS

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Store listing

By Najmudin Cahyono, from the App Store
GPTZero: Twain Humanizer AI Screenshot 1 of 3
GPTZero: Twain Humanizer AI Screenshot 2 of 3
GPTZero: Twain Humanizer AI Screenshot 3 of 3
Screenshots by Najmudin Cahyono, from the the App Store listing
Description by Najmudin Cahyono Written by the developer, not by AppBrain. Click to read.
GPTZero: Twain Humanizer AI helps you understand, review, and refine your content with clear, instant feedback—so your writing feels natural, original, and confident.
Whether you’re checking for AI-generated content, verifying originality, or polishing your tone, JustZero brings everything together in one simple, focused workflow.

Key Features:
- AI Content Analysis
Check your text across multiple AI detection models.
- Originality & Plagiarism Check
Identify duplicated content and keep your work authentic.
- Humanize Text
Improve readability for a natural, human-like tone.
- Essay & Content Generator
Create structured essays or articles with ease.
- AI Audio Detection
Analyze audio files for signs of AI-generated speech.
- Easy Input & History
Paste or upload content and review past checks anytime.

Quick to start and easy to use, GPTZero: Twain Humanizer AI is designed for everyday writing needs—helping you analyze content clearly and improve it with confidence, every step of the way.

We offer multiple subscription options for you:
-$4.99/week
-$9.99/month
-$49.99/year
• Payment will be charged to iTunes Account at confirmation of purchase.
• Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period.
• Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal.
• Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase.
• Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable.

Privacy Policy: https://www.freeprivacypolicy.com/live/5fcb94e8-513e-4ac0-9a64-7f4bcb4e44e1
Terms of Use: https://www.freeprivacypolicy.com/live/a94a49ed-f785-47a8-9cb1-5123409b9077
Official page on the App Store

Safety and technology

Found in the app by AppBrain
Price
Free
App size
33.5 MB
Content rating
Everyone

Technologies used by GPTZero: Twain Humanizer AI

Releases

Updates seen on the App Store
Version
1.0.7
Launched
May 2026

No changelog data

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Rankings

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App Store Rankings for GPTZero: Twain Humanizer AI

This app is not ranked

About the app and developer

About GPTZero: Twain Humanizer AI

GPTZero: Twain Humanizer AI is an utilities app developed by Najmudin Cahyono.

User Ratings

GPTZero: Twain Humanizer AI is rated 5.00 out of 5 stars. The rating is based on 3 ratings.

App Information

GPTZero: Twain Humanizer AI is freely available from the App Store. The app size is 33.51 MB. The latest version available is 1.0.7. The last update was on October 9, 2026.

Technical Requirements

The app has a content rating of Everyone. The app has been available on the App Store since May 2026.

Developer information for Najmudin Cahyono

Najmudin Cahyono

Address:

Frequently asked questions about GPTZero: Twain Humanizer AI

Is GPTZero: Twain Humanizer AI free?

Yes. GPTZero: Twain Humanizer AI is free on the App Store.

Is GPTZero: Twain Humanizer AI still available?

Yes. GPTZero: Twain Humanizer AI is on the App Store, and the last update we saw was on October 9, 2026.

How large is GPTZero: Twain Humanizer AI?

GPTZero: Twain Humanizer AI is 33.51 MB.

Is GPTZero: Twain Humanizer AI suitable for children?

App Store rates the content of GPTZero: Twain Humanizer AI as suitable for everyone.

How do people rate GPTZero: Twain Humanizer AI?

GPTZero: Twain Humanizer AI scores 5.00 out of 5 stars, from 3 ratings on the App Store.

Who made GPTZero: Twain Humanizer AI?

GPTZero: Twain Humanizer AI was developed by Najmudin Cahyono. It is listed in the utilities category on the App Store.

What are the best alternatives to GPTZero: Twain Humanizer AI?

People looking at GPTZero: Twain Humanizer AI also look at these utilities apps: Zip Extractor & Rar Opener Pro, Sign Documents: Fill & Sign, AI Card Grading - GradeQ, LED Light Controller, Remote |, Document Scanner ◦ Scan to PDF.

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