How do I analyze an Excel file with AI?

Import your Excel workbook (.xlsx, .xls, .xlsm or CSV) into Epsilane. The AI analyzes the complete structure: formulas, cross-sheet dependencies, data blocks. Ask questions in natural language and get precise, data-backed answers with embedded charts.

How do I automatically convert an Excel workbook to a PowerPoint presentation?

With Epsilane, import your workbook, describe the insights to present, and get a fully editable native .pptx file. Native charts, formatted tables, and adaptive layout — no screenshots. Three modes available: from your data, from a text prompt, or automatic update of an existing deck.

Is Epsilane GDPR compliant?

Yes. Your Excel files stay in your local environment. Only the strictly necessary and anonymized data is transmitted for each slide generation. Sovereign European hosting, data encryption at rest and in transit.

What Excel file types are supported?

Epsilane supports Excel files (.xlsx, .xls, .xlsm) and CSV files. Complex multi-sheet workbooks are fully supported: multi-entity P&Ls, loss triangles, valuation models. Formulas, cross-sheet references, and named ranges are all analyzed.

Does Epsilane replace VBA macros?

For reporting and presentation creation, yes. Instead of maintaining fragile VBA macros to extract data and format slides, you describe what you want to show and Epsilane generates the deck. No code to maintain, reproducible results every quarter.

How long does it take to generate a presentation with Epsilane?

Generating a complete deck takes a few minutes. Import your workbook, describe what you want to show, and get a native .pptx ready to present. No training required.

Does Epsilane understand complex Excel formulas?

Yes. Epsilane traces every formula, every cross-sheet reference, and every named range. The analysis is 100% deterministic: presented data comes directly from source cells, with no approximation or hallucination.

Which industries use Epsilane?

Epsilane is built for finance and insurance teams: Solvency II reporting, management control, investment banking, private equity. Any professional working with complex Excel workbooks who needs to produce regular presentations.

How does Epsilane compare to ChatGPT for Excel analysis?

ChatGPT treats your file as raw text. Epsilane analyzes the actual workbook structure: formulas, dependencies, data blocks. The analysis is deterministic (no hallucination on your figures) and the output is a native .pptx true to your branding, not a text response.

Is an internet connection required to use Epsilane?

Epsilane works via a web app or Excel add-in. Your files stay in your local environment. Only the strictly necessary anonymized data is transmitted for each slide generation. European hosting, GDPR compliant.

What is Epsilane?

Epsilane is an AI analyst that understands the structure of complex Excel workbooks (formulas, cross-sheet references, named ranges) and generates native PowerPoint presentations true to your corporate branding. Built for French-speaking finance, insurance, and audit teams, it transforms hours of manual work into minutes.

How it works

1
Import your workbook
Excel files (.xlsx, .xls, .xlsm) and CSV supported. Multi-entity P&Ls, loss tables, valuation models: the complete structure is analyzed. Formulas, cross-sheet references, and named ranges included.
2
Describe what you want to show
Describe the insights to highlight. Epsilane identifies relevant data from the structure and formulas of your workbook.
3
Get a native .pptx, ready to present
Fully editable PowerPoint file, true to your corporate template. Native charts, formatted tables, adaptive layout. No screenshots.

Epsilane vs the alternatives

Epsilane vs manual copy-paste

Criteria	Copy-paste	Epsilane
Time per deck	2-4 hours	A few minutes
Data fidelity	Frequent copy errors	Data traced from source cells
Corporate branding	Manual adjustment slide by slide	Template analyzed and replicated automatically
Quarterly update	Rework each slide	Import new file, automatic update
Charts	Screenshots or reformatting	Native PowerPoint charts

Epsilane vs ChatGPT (Excel upload)

Criteria	ChatGPT	Epsilane
Excel understanding	Reads file as raw text	Analyzes structure: formulas, dependencies, data blocks
Data reliability	Can hallucinate values	100% deterministic analysis, zero hallucination
Output format	Text response	Native editable .pptx file
Corporate branding	Not supported	Colors, fonts, layouts replicated automatically
Privacy	Data sent to US servers	European hosting (OVHcloud, France), GDPR compliant

Epsilane vs VBA macros

Criteria	VBA Macros	Epsilane
Setup	VBA code development and maintenance	No code, natural language description
Flexibility	Hardcoded, every change = development	Adaptable to each new need via prompt
Dependency	Relies on one key person maintaining code	Usable by the whole team without technical skills
Charts	Limited to VBA capabilities	Native PowerPoint charts with 12+ types
Scalability	Fragile, breaks with Excel updates	Web app independent of the Excel file

Built for finance and insurance

Insurance

Solvency II reporting, loss triangles, technical provisions, and combined ratios.

Investment Banking

Valuation models, pitch decks, performance analysis, and sector comparables.

Private Equity

Investor reporting, portfolio analysis, performance tracking, and value creation.

Corporate Finance

Management control, budgets, forecasts, variance analysis, and dashboards.

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