New: Data Insights & KPI Extraction

From Documents to Decisions

Analyze documents, extract insights from data files, and track changes over time. Nexfile turns your static files into intelligent workflows — powered by AI.

PDF & Word AnalysisExcel & CSV InsightsVersion TrackingKPI Extraction

Free plan includes 5 analyses/month. No credit card required.

6+
File Formats
PDF, DOCX, Excel, CSV, JSON, TXT
<30s
Analysis Time
From upload to insights
AI
Powered
Latest OpenAI models

Core Features

Everything You Need to Understand Your Documents

From quick analysis to deep evaluation — Nexfile provides the tools to extract maximum value from every document.

📄

Analyze

AI-Powered Document Analysis

Upload PDFs, Word documents, or text files and receive structured insights within seconds. Get key themes, strengths, weaknesses, and actionable recommendations.

Supports PDF, DOCX, DOC, TXTStreaming results in real-timeContext-aware insights
⚖️

Compare

Version Comparison

Compare two document versions side by side. Understand what changed, what improved, and what needs attention — with AI-powered change summaries.

Side-by-side diff viewAI change summaryImprovement tracking
💬

Ask

Conversational Follow-Up

Ask specific questions about your analyzed document and get precise, contextual answers. Like having a subject-matter expert available on demand.

Context-aware responsesMulti-turn conversationsSource references
📊

Evaluate

Category Scoring

Evaluate documents across customizable dimensions — clarity, structure, tone, relevance, and more. Get scores with specific improvement suggestions.

Custom scoring categoriesDetailed breakdownsImprovement tips
⚡ Pro Feature

Data Insights & KPI Extraction

Upload Excel, CSV, or JSON files. Define objectives and KPIs, cluster your data, and receive AI-generated business intelligence reports with actionable recommendations.

Pro Workflow Features

Beyond One-Time Analysis

ChatGPT can analyze a document once. Nexfile builds a system around your documents — tracking changes, automating reviews, and connecting insights over time.

Pro
📑

Track

Version History

Upload multiple versions of the same document and track how it evolves. See which changes improved quality and which introduced issues.

  • Automatic version detection
  • AI-powered change summaries
  • Quality trend analysis
Pro
🔄

Automate

Recurring Analysis

Set up scheduled reviews for documents that change regularly — financial reports, compliance docs, or performance dashboards.

  • Weekly, monthly, or custom schedules
  • Email notifications on changes
  • Trend reports over time
Pro
🧩

Cluster

Data Clustering

Organize multiple data files into logical clusters. Analyze them together to find cross-file patterns and relationships.

  • Drag-and-drop file organization
  • Cross-cluster insights
  • Unified KPI dashboard
Pro
📤

Export

Reports & Export

Generate professional reports from your analyses. Export as Markdown, JSON, or CSV for integration with other tools.

  • Markdown reports
  • JSON data export
  • CSV for spreadsheets

Works With Your Files

Upload the files you already have. No conversion, no special formatting required.

📄PDF
📝DOCX
📊XLSX
📋CSV
🔧JSON
📃TXT

More formats coming soon based on user requests.

Unlock Pro Features

€9/month or €89/year (save 2 months)

Important Update for Existing Users

We've Evolved — And So Have Your Benefits

Nexfile has transformed from a pay-per-use tool into a complete document workflow platform. Here's what this means for you.

💰
Pay-per-analysis with coinsPredictable monthly pricing

Know exactly what you&apos;ll pay each month. No surprises, no running out of credits mid-project.

🔄
One-time document analysisContinuous document workflows

Track how your documents evolve over time. Version history, recurring reviews, and trend analysis.

📊
Basic file supportData Intelligence included

Upload Excel, CSV, or JSON files and get automatic KPI extraction, pattern detection, and actionable insights.

Limited monthly usageUnlimited Pro access

Pro users get unlimited analyses, comparisons, and follow-up questions. Use as much as you need.

What This Means For You

🔒

Your Data Stays Yours

All your existing documents, analyses, and history remain accessible. Nothing is lost in the transition.

🎁

Free Tier Available

Not ready to commit? The free plan includes 5 analyses, 1 comparison, and 10 questions per month.

Cancel Anytime

No long-term contracts. Pro subscriptions can be canceled at any time with no questions asked.

Pricing

Simple, Transparent Pricing

Start free. Upgrade when document analysis becomes part of your daily workflow.

Free

€0/ month

Get started with core document analysis. Perfect for trying out Nexfile.

  • 5 document analyses / month
  • 1 comparison / month
  • 10 follow-up questions
  • PDF, DOCX, DOC support
Get Started Free
Most popular

Pro

€9/ month

Unlimited analysis for professionals who work with documents daily.

  • Unlimited analyses & comparisons
  • Unlimited follow-up questions
  • Version tracking & history
  • Recurring analysis schedules
  • Data insights (Excel, CSV, JSON)
  • Priority AI processing
  • Export & reports
Start Pro Trial

Save with yearly billing: €89/year (2 months free). No credit card required for Free plan.

FAQ

Frequently Asked Questions

General AI chatbots are great for one-off questions. Nexfile is built for document workflows: track versions over time, run recurring analyses, compare revisions, and build a searchable history of insights. It's the difference between asking a question and having a system.

Ready to work smarter?

Start with 5 free analyses — no credit card required. See why professionals trust Nexfile for their document workflows.

Get Started Free →