Broader template library and multi-channel sharing features, but less flexible multi-page layout customization than Fillout.
Fillout records 3,923,917 monthly visits with -9.7% month-over-month growth and Freemium pricing. VisibleThread records 14,783 monthly visits with +3.3% growth and Contact for Pricing pricing.

Full-lifecycle RFP intelligence with deterministic accuracy and grounded AI
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | fillout.com | visiblethread.com |
| Pricing Model | Freemium | Contact for Pricing |
| Monthly Visits | 3.92M (3,923,917) | 14.78K (14,783) |
| MoM Traffic Delta | -423.16K (-9.7%) | +469 (+3.3%) |
| Primary Market & Share | 🇺🇸 United States (38.6%) | 🇺🇸 United States (38.5%) |
| Direct Visits / mo | 2.31M | 5.93K |
| User Rating | 4.4 | 4.4 |
| Supported Platforms | Website | Website |
Build powerful forms, surveys and quizzes with AI in minutes
Describe the form you need in plain language and Zite generates a branded form with logic, file uploads, and payments.
Add conditional logic, intelligent routing, and multi-step workflows to automate what happens after each response.
Respondents can log in to update their answers, and forms can be restricted to internal users only.
Use custom themes, fonts, logos, custom CSS, your own domain, and embed forms as popups, sliders, or full-screen pages.

Full-lifecycle RFP intelligence with deterministic accuracy and grounded AI
Pull opportunities from SAM.gov, eBuy, Find a Tender, and other sources, then score contract fit and run AI win-theme and past-performance analysis.
A rules-based engine shreds requirements, builds compliance matrices, flags liability and risk language through dictionaries and watchwords, and compares versions with 100% repeatable, audit-ready results.
A Prompt Library and approved Collections give teams a running start on competitive intel, win themes, and past performance, with every answer grounded in approved content and cited to source.
Customizable Kanban stages, tasks, reviewers, and comments keep proposal work moving from initiation through red team to submission on one source of truth.
Broader template library and multi-channel sharing features, but less flexible multi-page layout customization than Fillout.
SpecialistSuperior privacy-first encryption and secure data handling, but more restrictive workflow automation and styling capabilities.
SpecialistSuperior privacy-first encryption and secure data handling, but more restrictive workflow automation and styling capabilities.

Faster AI form generation with built-in logic, but fewer advanced database integration and multi-page routing features.

SpecialistAI quiz, poll and survey builder that turns traffic into leads
SpecialistAI quiz, poll and survey builder that turns traffic into leads
SpecialistAgentic contract lifecycle management that turns agreements into business results
SpecialistAgentic contract lifecycle management that turns agreements into business results

SpecialistAI-native governance and legal suite that connects board, contracts and entities
SpecialistAI-native governance and legal suite that connects board, contracts and entities

Includes unique MCP server support and fast AI form generation, but less mature ecosystem and third-party integrations.
Free / Open-sourceFully open-source form builder with AI assistance, but lacks some of the advanced visual design customizability of Fillout.

SpecialistAI-moderated voice and video interviews that scale survey research to thousands of people at once

Clean conversational form generation with robust response analysis, but less advanced database connectivity and layout options.
Clean conversational form generation with robust response analysis, but less advanced database connectivity and layout options.
SpecialistAI contract review backed by lawyer-curated standards and templates
SpecialistAI contract review backed by lawyer-curated standards and templates

SpecialistContract Intelligence platform for the enterprise