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How to Extract Data from Images and PDFs for Power BI Reports?

  • Blog
    • 5 min Read
    • August 7, 2025
    • Ai Tools
How to Extract Data from Images and PDFs for Power BI Reports?

If you’ve ever tried to build a Power BI dashboard from a scanned invoice, a screenshot, or a PDF report, you already know the struggle: you can't just copy and paste data from an image.

Power BI is a powerful data visualization and analytics platform—but it relies on structured data inputs, usually in Excel, CSV, or databases. Unfortunately, much of the data professionals receive today comes in the form of non-editable formats: images, PDFs, screenshots, or scanned reports.

So how do you bridge the gap between these static sources and Power BI?

In this guide, we’ll walk you through how to extract data from images and PDFs using free, online tools like A2Z Converter’s OCR and PDF utilities, and prepare them for seamless use in Power BI.

Why This Problem Matters

Power BI empowers professionals with insights, visualizations, and dashboards—but it expects clean, structured input. And here’s the catch:

  • A scanned PDF is not structured
  • A screenshot of a table is not structured
  • An image of handwritten notes is not structured

Yet, professionals across industries—marketing, sales, finance, logistics—routinely receive these formats in daily workflows. Manual data entry is time-consuming and error-prone.

Common Real-World Scenarios

Let’s look at some practical examples where this becomes a real pain point:

  • Marketing Analysts receive ad performance reports in screenshot format from external vendors.
  • Financial Analysts deal with scanned invoices or PDF financial statements.
  • Sales Managers get handwritten data or image files from field agents.
  • Students or Data Science Trainees need to extract structured data from research papers for analysis.

The Solution: Convert, Extract, and Prepare Data

This is where free online tools like A2Z Converter come into play. Let’s break it down step by step.

Step 1: Extract Text from Images Using OCR

Got a screenshot or scanned image of a table? Use the Image to Text (OCR) feature on A2Z Converter:

Image to Text Converter - A2Z Converter
  • How to Use: Upload your image file (JPG, PNG, etc.). Click convert. Instantly receive the extracted text.
  • Tip: If the image contains tables, the OCR may extract it as plain text—use Excel’s "Text to Columns" or Power Query to structure it.

Step 2: Extract Text from PDFs (Especially Scanned PDFs)

PDFs are tricky. Sometimes they're digital text (easy), but many times they’re scans or image-based. Here is a simple guide on how to convert PDF's to editable text

  • First Upload Your PDF's to our PDF to Text Converter tool.
  • Then Use let our tool extract the text.
PDF to Text Converter - A2Z Converter
  • How to Use: Convert PDF to image (if needed). Run each image page through A2Z’s OCR. Clean the text and format in Excel.

Step 3: Merge or Split PDF Data if Needed

Sometimes, you only need specific pages or you want to combine reports.

Merge PDF Online - A2Z Converter
  • Combine multiple data sources into one file
  • Organize and manage large reports
  • Split pages before OCR processing

Step 4: Clean the Data for Power BI

Once you’ve extracted the text:

  • Paste into Excel or Google Sheets
  • Use Power Query Editor in Power BI to split columns, remove unwanted rows, format headers, and convert to numeric/date types

Bonus Use Case: Clean Visuals for Dashboards

Power BI dashboards often need icons, logos, or thumbnails. You can clean these up using:

Online Background Remover - A2Z Converter
YouTube Thumbnail Downloader (for video data dashboards)

Why Choose A2Z Converter?

When handling sensitive business data or student assignments, privacy and speed matter. Here's why professionals and students prefer A2Z Converter:

  • No login or registration
  • Completely free to use
  • Secure processing (files aren’t stored)
  • Fast and user-friendly tools
  • Mobile and desktop friendly

FAQs

1. Can I use this to extract tables from invoices or receipts?

Yes! Use the OCR tool to extract text from scanned invoices. Then format the output in Excel.

2. Does the OCR work with handwritten text?

If the handwriting is clear, yes — though printed text yields the best results.

3. What image formats are supported?

JPG, PNG, BMP, WebP, and others.

4. Is there a file size limit?

Generally up to 10MB per file, depending on the tool.

5. Is this safe for business use?

Absolutely. Files are processed securely and not stored on servers.

6. Can I extract multiple pages of a PDF at once?

For image-based PDFs, extract each page and run through OCR. You can also split/merge pages using the PDF tools.

7. Does this tool convert to Excel directly?

Currently, OCR outputs plain text. You can paste into Excel and use formatting tools.

8. Can I use this on mobile?

Yes! A2Z Converter is mobile-friendly with no app installation needed.

9. What’s the best way to clean up OCR output for Power BI?

Use Excel or Power Query to structure the data (split columns, clean headers, remove extra rows).

10. Is there a cost to use A2Z Converter tools?

No, all features mentioned here are completely free.

Final Thoughts

Data accessibility shouldn’t be a barrier to insight. If you’ve got raw data trapped inside images or PDFs, don’t waste time typing it out. Use A2Z Converter’s Image to Text, PDF Tools, and Visual Cleaners to quickly convert, prep, and plug into Power BI.

Try A2ZConverter Now
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Why Use A2Z Converter ?

200+ Formats Supported

a2z converter is your go-to tool for any file conversion. We support conversions between 200+ different file formats. It is more efficient than any other converter. You can use it online without downloading any software.

Easy to Use and Fast

Just select your files on the page, choose your output format and select "Convert" button. Now all you need to do is wait for the conversion. a2z converter aims to do all conversions between 1-2 minutes.

Cloud Conversion

All our conversions will not consume any capacity from your computer as it takes place in the cloud. It’s a great way to save space and get your job done!

Custom settings

Most conversion types support advanced options. For example with a video converter you can choose quality, aspect ratio, codec and other settings, rotate and flip.

100% Safety assured

We do not save uploaded files and converted ones are deleted in 24 hours. Your files are secure and no one has access to them. Privacy for your files is 100% guaranteed.

Supported devices

a2z converter supports all devices and works on any platform. There is no need to install any software and can be used online.

We believe that your privacy is non-negotiable. In a world where online data is often at risk of being tracked, stored, or shared without consent, we stand apart by offering a service built on the pillars of security, transparency, and trust. We don’t store, track, or share your data. What you upload stays between you and your screen.