Compare tools
Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.
⇄ Comparison dimension — pick the market you're actually shopping in
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Readable
✓ verifiedPaid
Instant English-to-Japanese PDF translation preserving layout; useful focused tool.
87K visits/mo177 saves
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NoteAI
✓ verifiedFreemium
An AI summarizer that turns YouTube, video, audio, PDFs and webpages into notes, transcripts, translations and mind maps.
1.3M visits/mo
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Immersive Translate
✓ verifiedFreemium
Popular free bilingual AI translator for web pages, PDFs, videos and images, wrapping 20+ engines like DeepL and GPT.
5.4M visits/mo6.7K saves
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Paperguide
✓ verifiedPaid
All-in-one research platform for reading, writing and managing papers; high traffic.
286K visits/mo4.1K saves
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ScantextAI
✓ verifiedFreemium
Free browser-based OCR tool that converts uploaded images into editable, downloadable PDF text in 50+ languages.
3.1K visits/mo
Pricing
Pro Standard (Yearly): 800 /month
Pro Premium (Yearly): 4,000 /month
for Business: Contact for Pricing
No public pricing
No public pricing
Free: $0/month
Starter: $9/month
Advanced: $16/month
Free: $0
Core features
- ✦Instant PDF translation
- ✦Layout preservation
- ✦Side-by-side English and Japanese viewing
- ✦Chrome extension for one-click translation
- ✦Translation without DeepL subscription (optional)
- ✦YouTube summarization and transcripts
- ✦Video and audio summarization
- ✦PDF and webpage summarization
- ✦Mind map generation
- ✦Translation and knowledge extraction
- ✦Export to MP3, MP4 or structured notes
- ✦Side-by-side bilingual web translation
- ✦Layout-preserving PDF and ePUB translation
- ✦Video subtitle and live-meeting translation
- ✦Image and comic translation
- ✦20+ engines incl. DeepL, GPT, Gemini, DeepSeek
- ✦Browser extensions and iOS/Android apps
- ✦AI Search
- ✦Literature Review
- ✦AI Writer
- ✦Reference Manager
- ✦Chat with PDF
- ✦Drag-and-drop image upload for OCR
- ✦Editable text output before saving
- ✦Support for JPG, PNG, BMP, GIF, TIFF, WEBP formats
- ✦50+ language recognition support
- ✦PDF export of extracted text
- ✦No file storage claimed for privacy
Use cases
- →Translating English research papers into Japanese
- →Translating technical specifications from English to Japanese
- →Quickly understanding English documents in Japanese
- →Summarizing YouTube lectures for study
- →Extracting notes from PDFs and articles
- →Turning long content into mind maps
- →Reading foreign-language websites and papers
- →Translating PDFs while keeping formatting
- →Watching videos with bilingual subtitles
- →Translating images and comics
- →Finding relevant research papers and getting research-backed answers.
- →Analyzing papers faster with accurate data extraction.
- →Generating and polishing academic content using AI.
- →Streamlining citation and reference management.
- →Digitizing handwritten notes or printed documents
- →Extracting text from invoices and receipts
- →Converting scanned book pages into editable text
- →Making screenshots or images searchable
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