15 Best Free Pdf tools
Find the Best Free Pdf apps and websites, explore our list based on features and details of both Free Best Free Pdf and paid ones to find the perfect AI for your needs.
#1
BestPDF
BestPDF is a web-based PDF editor and converter that edits text/images, translates while preserving layout, performs OCR, converts between PDF, Word, Excel, PowerPoint and image formats, and offers batch merge, split, compress and text-polishing tools.
BestPDF Pros
- ✓ Edit pdf content (modify text and images) using an online editor.
- ✓ Convert between pdf and formats (word, excel, powerpoint, jpg, etc.) including pdf-to-word/excel/ppt/jpg and vice versa.
- ✓ Merge, split, and batch-process pdfs (drag-and-drop bulk combining and splitting).
- ✓ Translate pdfs into dozens of languages while preserving original layout.
- ✓ Compress pdfs (up to ~80% reduction) with zero quality loss.
#2
GoPDF
GoPDF is a browser‑based PDF editor that enables editing, annotating, formatting, and compression without installation. It supports text/image insertion, header/footer, page management, conversions (PDF→JPG/Word/HTML), merging/splitting, AI chat, invoicing, and AI quiz creation for students.
GoPDF Pros
- ✓ Edit pdf documents.
- ✓ Search and replace text.
- ✓ Convert pdf to word.
- ✓ Compress pdf files.
- ✓ Fill & sign pdfs.
- ✓ Convert pdf to jpg.
- ✓ Add header and footer.
💰 GoPDF Pricing
- free: $0.00/mo
- pro: $9.99/mo
- business: $29.99/mo
#3
Cover-letter generator with AI
TheToolBus offers free, instant tools for small business owners, including PDF merge/split/compress, Word/Excel conversion, OCR, PowerPoint export, image compression/resizing/format conversion, background removal, QR code and website‑to‑PDF creation, plus business calculators and utilities like password generation and time‑zone conversion.
Cover-letter generator with AI Pros
- ✓ Pdf merger tool.
- ✓ Image compression tool.
- ✓ Pdf to excel converter.
- ✓ Time zone converter.
- ✓ Pdf to word converter.
- ✓ Qr code generator.
- ✓ Image to text ocr.
#4
Free AI PDF Reader
Free AI PDF Reader is a tool that analyzes, translates, and summarizes PDFs via drag-and-drop, delivering key insights. Its AI chat feature supports follow-up questions and multilingual interactions while ensuring data privacy.
Free AI PDF Reader Pros
- ✓ Pdf document analysis.
- ✓ Summarization of pdf documents.
- ✓ Support for multiple languages.
- ✓ Translation of pdf documents.
- ✓ Chat feature for follow-up questions.
#5
TheToolBus
TheToolBus offers free, no‑watermark PDF and image utilities for small business owners, including merge, compress, OCR, conversion, background removal, calculators, QR codes, and AI text extraction, all accessible without sign‑up.
TheToolBus Pros
- ✓ Ai-powered background removal.
- ✓ Outputs png with transparency.
- ✓ Free with no signup.
- ✓ Supports jpg, png, webp uploads.
- ✓ Handles fine edges like hair, fur.
- ✓ No watermark or file limits.
#6
TopPDF
AI PDF Tools offers robust features for editing, translating, compressing, merging, and converting PDF documents. It ensures efficient document management while maintaining formatting integrity across various formats, enhancing productivity for users handling PDF files.
TopPDF Pros
- ✓ Pdf editing.
- ✓ Pdf compression.
- ✓ Format conversion.
- ✓ Instant translation.
- ✓ Merging and splitting pdfs.
- Personalized recommendations
- Custom collections
- Save favorites
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#7
PDFTranslator.org
PDFTranslator.org is a free AI tool that translates PDF documents into nearly 100 languages while perfectly preserving the original layout, images, and formatting. Simply upload your file and receive a translated copy, or an editable Word document, in just minutes with no registration required.
PDFTranslator.org Pros
- ✓ Translate pdf documents.
- ✓ Automatic language detection.
- ✓ Conversion to editable word.
- ✓ Supports nearly 100 languages.
- ✓ Maintains format integrity including images.
#8
PDFgear
PDFgear is a cross‑platform PDF editor that allows editing of text, images, shapes, and form fields; supports annotations, batch conversion to Word/Excel/PowerPoint, OCR in 30+ languages, AI chat summaries, and merge/split/compress/sign functions.
PDFgear Pros
- ✓ Ai chat assistant for pdfs.
- ✓ Merge and split pdf documents.
- ✓ Compress pdfs for size reduction.
- ✓ Text-to-speech reading of pdfs.
- ✓ Ocr text extraction from images.
- ✓ Sign and fill pdf forms.
- ✓ Convert pdfs to word and excel.
#9
Ask Your PDF
AskYourPDF lets users upload PDF or text files to ask questions and retrieve instant answers. It instantly summarizes long documents, supports keyword search across multiple files, and offers a shared library with mobile, Chrome, and plugin access, all GDPR‑compliant.
Ask Your PDF Pros
- ✓ Instant pdf question answering.
- ✓ Key insight extraction.
- ✓ Browser chat via chrome extension.
- ✓ Developer api access.
- ✓ Clear concise pdf summaries.
- ✓ Seamless document library management.
- ✓ Zotero integration for summaries.
💰 Ask Your PDF Pricing
- Basic: $0.00/mo
- Premium: $11.99/mo billed $144.99/yr
- Pro: $14.99/mo billed $179.99/yr
#10
ScannerGo
Scanner Go turns your phone into a scanner for documents, books, and photos. It outputs PDF, Word, PPT, Excel, PNG, JPG, or ZIP, provides OCR, and lets you merge, split, compress, lock, and sync files to the cloud.
ScannerGo Pros
- ✓ Scan documents to pdf.
- ✓ Convert pdf to word.
- ✓ Compress pdf files.
- ✓ Ocr text extraction from images.
- ✓ Merge multiple pdfs.
- ✓ Secure cloud storage.
#11
ChatPDF
ChatPDF lets users upload PDFs for conversational queries, mapping content and providing cited answers. It supports folders for combined documents, side‑by‑side chat and source viewing, and offers multilingual input and output.
ChatPDF Pros
- ✓ Chat with any pdf.
- ✓ Multi-file chat folders.
- ✓ Side-by-side chat view.
- ✓ Secure encrypted data storage.
- ✓ Summarize pdfs quickly.
- ✓ Built-in citation linking.
- ✓ Multilingual document support.
#12
MemFree
MemFree is a hybrid AI search platform that retrieves web and PDF data, summarizes content, answers questions, and offers code explanations and generation. It features a sidebar with history, theme, and account management for quick, accurate results.
MemFree Pros
- ✓ Hybrid ai search.
- ✓ Open source ai coding agent.
💰 MemFree Pricing
- Free: $0
- Pro: $8/mo
- Premium: $24/mo
#13
PDFToQuiz
PDFToQuiz transforms PDFs into interactive quizzes, automatically generating multiple‑choice, true/false, fill‑in‑the‑blank, and essay questions. It auto‑grades, offers instant explanations, tracks progress, exports results, and supports multi‑language content. It also provides secure sharing links.
PDFToQuiz Pros
- ✓ Convert pdfs to quizzes automatically.
- ✓ Create mcq, t/f, fib, long-form.
- ✓ Track progress with analytics.
- ✓ Share quizzes via secure link.
- ✓ Auto-graded interactive quizzes.
- ✓ Real-time explanations for missed questions.
- ✓ Download quizzes in pdf, csv, xlsx.
💰 PDFToQuiz Pricing
- Free: $0
- Pro For dedicated students: $8.99/mo
#14
PDFConvo
pdfconvo is a revolutionary platform that allows users to explore PDF documents in an interactive way using GPT-4, with a commitment to privacy and security. It offers both monthly and lifetime access options.
PDFConvo Pros
- ✓ Explore.
- ✓ Learn.
- ✓ Consume.
- ✓ Interact.
- ✓ Engage.
#15
Readable
Readable translates English PDFs to Japanese in about ten seconds, preserving the original layout and providing a side‑by‑side view. It supports up to 100 pages or 50 MB per file, unlimited translations, and a Chrome extension for quick browser use.
Readable Pros
- ✓ Drag & drop pdf upload.
- ✓ Translation preserves layout.
- ✓ No deepl subscription required.
- ✓ Maximum 100 pages 50mb per file.
- ✓ Chrome extension one-click translation.
- ✓ Dual-language side-by-side view.
- ✓ Unlimited translation counts.