Free OCR software reads the text in a scan, photo or PDF and turns it into text you can copy, search and edit. Phone and system features are quickest for a sign or receipt, while desktop tools handle whole documents and searchable PDFs. Always proofread the result, because even good OCR makes small mistakes with numbers and names.
Optical character recognition sounds technical, but you've probably used it without noticing. Every time you copy text from a photo on your phone, OCR is doing the work.
Here are ten free OCR tools in no particular order, sorted alphabetically, from built-in phone features to open-source engines. Each description comes from the tool's own website, re-checked today. If paperwork is eating your week, my post on ways to reduce admin time has more ideas.
Image quality decides most of the result. A flat, well-lit scan reads far better than a crumpled photo taken at an angle.
Think about privacy too. Contracts, IDs and medical letters are better handled by tools that run on your own device than by websites that upload your files.
Free OCR tools compared
In the free plan column, Yes means the tool's own site describes a free version or free plan, Trial only means a time-limited trial, and No means neither is stated. Free versions often come with limits, so check what's included before you rely on one.
| Tool | Type | Good for | Free plan |
|---|---|---|---|
| Capture2Text | Screen OCR tool | Grabbing text from anywhere on screen | Yes |
| gImageReader | OCR app for desktop | A friendly front end for an open engine | Yes |
| Google Lens | Visual search and text tool | Copying text from photos | Yes |
| i2OCR | Online OCR tool | Many languages in the browser | Yes |
| Live Text | Apple text recognition feature | Text from photos on Apple devices | Yes |
| NAPS2 | Scanning app | Scanning straight to searchable PDF | Yes |
| OCRmyPDF | Command-line OCR tool | Making PDF archives searchable | Yes |
| OnlineOCR.net | Online OCR service | Converting an image to Word quickly | Yes |
| PowerToys | Free Windows utilities | Copying text from the screen on Windows | Yes |
| Tesseract | Open-source OCR engine | Building OCR into your own workflow | Yes |
Ten free OCR tools to try
Capture2Text
Best for: Windows users who want to select any area of the screen and copy the text in it.
gImageReader
Best for: People who want a simple desktop app to scan images and PDFs using an open-source engine.
Google Lens
Best for: Phone users who want to point the camera at text and copy, search or translate it.
i2OCR
Best for: People who need to extract text from images in many languages without installing anything.
Live Text
Best for: iPhone, iPad and Mac users who want to copy text straight from photos and the camera.
NAPS2
Best for: Office users who want to scan paper documents into searchable PDFs for free.
OCRmyPDF
Best for: Technical users who want to add a searchable text layer to large batches of scanned PDFs.
OnlineOCR.net
Best for: People who want to turn a single image or PDF into an editable document online.
PowerToys
Best for: Windows users who want a quick shortcut to copy text from anything on screen.
Tesseract
Best for: Developers who want an open-source OCR engine to build into apps and scripts.
How many languages one free engine can read
Here's a detail that surprises people. The Tesseract project's own page says it can recognise more than 100 languages out of the box, with support for common image formats like PNG, JPEG and TIFF. Several of the friendlier apps on this page use an engine like it underneath.
So if you're working with documents in more than one language, check which languages your tool has installed. The engine may support yours, but the app might need the language pack adding first.
What to check in free OCR software
- Accuracy: test it on one of your real documents.
- Languages: does it read the languages your documents use?
- Output: plain text, Word or searchable PDF?
- Privacy: does it process files on your device or upload them?
- Batches: can it handle many pages at once?
How to get cleaner OCR results
- Scan or photograph the page flat, in good, even light.
- Crop away the edges and anything that isn't text.
- Choose the right language in the OCR settings.
- Run the OCR and save the result as a new file.
- Proofread names, numbers and dates against the original.
OCR mistakes that cause problems
- Trusting numbers blindly. Always check the numbers against the original.
- Crooked photos. Straighten pages before scanning.
- Wrong language. Set it before you run OCR.
- Uploading private files. Use on-device tools for sensitive documents.
If you're going paperless, my post on the benefits of PDFs for business explains why searchable PDFs are worth it.
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Do you make OCR tools? Tool makers can ask to be considered for a featured place on this list.
My plain advice on free OCR software
Use your phone or system feature for quick jobs, and a desktop tool for anything you need to keep. Searchable PDFs of your important paperwork are a gift to your future self.
And never trust OCR with numbers without checking. A misread digit in an invoice or contract can cause real trouble. Read the result side by side with the original for anything that matters.
Frequently asked questions
What is OCR?
Optical character recognition turns text in images and scans into text you can edit and search.
Is there free OCR software?
Yes. Built-in phone features, online tools and open-source engines are all free.
Can OCR read handwriting?
Some tools can, but accuracy is much lower than with printed text.
What's a searchable PDF?
It's a scanned PDF with a hidden text layer, so you can search and copy text from it.
Is online OCR safe?
For everyday documents, usually. For private files, use a tool that works on your device.
Why is my OCR full of mistakes?
Poor lighting, angles, low resolution or the wrong language setting are the usual causes.
Can I OCR a PDF for free?
Yes. Several free tools add text to scanned PDFs or extract it.
Can OCR read other languages?
Many engines support lots of languages. Check the language packs installed.
Can I copy text from a photo on my phone?
Yes. Modern phones can recognise text in photos and the camera.
What resolution should scans be?
Clear, sharp scans work best. Very small or blurry images give poor results.
Can OCR read tables?
Some tools keep table layouts, but you'll often need to tidy them afterwards.
Does OCR work on screenshots?
Yes. Screen OCR tools are handy for copying text from images and videos.
Can I OCR a whole book?
You can scan and OCR long documents in batches, but check copyright before you copy anything you don't own.
