AI detection and writing verification built for schools and editors
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Formation records 82,420 monthly visits with -16.6% month-over-month growth and Paid pricing. ZeroGPT records 32,864,541 monthly visits with +19.7% growth and Freemium, Paid pricing.

Adaptive interview prep and mentorship for experienced software engineers
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | formation.dev | zerogpt.com |
| Pricing Model | Paid | Freemium, Paid |
| Monthly Visits | 82.42K (82,420) | 32.86M (32,864,541) |
| MoM Traffic Delta | -16.39K (-16.6%) |
| +5.41M (+19.7%) |
| Primary Market & Share | 🇺🇸 United States (59.6%) | 🇺🇸 United States (43%) |
|---|
| Direct Visits / mo | 63.81K | 8.22M |
|---|
| User Rating | 5 | 5 |
|---|
| Supported Platforms | Website | Website |
|---|

Adaptive interview prep and mentorship for experienced software engineers
Practice recalibrates each session, getting harder as you improve so hours go where your target rounds demand.
Get matched with mentors and hiring managers who run interviews at the companies you're targeting.
Prepare for data structures and algorithms, system design, AI-assisted coding, behavioral rounds, and more.
Solo, one-on-one, or small-group mocks plus career coaching and negotiation support.
AI content detection and a full writing toolkit in one place
Paste up to 15,000 characters or upload a file and get a highlighted breakdown of which sentences appear AI-written, plus an overall percentage score and a downloadable PDF report.
Beyond text, ZeroGPT offers an AI image detector and an AI video detector that performs frame-level analysis to flag generated or manipulated visuals.
Compare your text against billions of sources through the plagiarism checker, or rewrite and humanize AI text with the paraphraser and AI humanizer while keeping the original meaning.
A bundled writing suite covers summarization, grammar and spelling correction, translation across many languages, a dictionary, word and character counting, citation generation, and an AI email writer.
AI detection and writing verification built for schools and editors
AI-powered talent marketplace connecting experts with frontier AI work
Free AI checker with probability scores and sentence-level signals
Detect, humanize and verify AI content in one place
Humanize AI text and check how human it reads
Enterprise AI and plagiarism detection for content integrity
AI detector, plagiarism and content-quality checks in one scan
AI content filtering and parental control that doesn't block the internet
AI-powered parental controls that monitor, alert, and protect
One workspace to write, check and summarize
Turn audio, video and YouTube links into accurate text in seconds
Free anonymous video and text chat with strangers