Rubtin vs Side Reader

Side-by-side comparison of pricing, features and use cases.

Attribute	RRubtin Visit Rubtin	SSide Reader Visit Side Reader
Summary	Privacy-first browser toolkit for PDF, image, developer, and finance tasks, all processed locally.	Chrome extension that reads and chats with PDFs beside ChatGPT, Claude, and DeepSeek
Categories	AI PDF Tools	AI PDF Tools
Pricing model	Free	Freemium
Company	—	Side Reader
Key features	Client-side processing with JavaScript PDF merge, split, compress, and conversion Image compress, resize, crop, and convert Developer tools such as JSON formatter, Base64, and hash Finance calculators and an invoice generator Local OCR text extraction and voice transcription	Read PDFs in the sidebar on ChatGPT, Claude, and DeepSeek Summarize, translate, and explain PDFs Adjustable split-screen width PDF zoom Capture and ask on the Pro plan
Use cases	Merging contracts or scanned pages into one PDF without uploading them Reducing image file sizes locally Formatting and checking API payloads Generating invoices and printing them to PDF Extracting text from scanned documents locally	Reading research papers alongside ChatGPT Translating legal documents in Claude Explaining technical manuals with DeepSeek
Demo videos	0	0

Information comes from each tool's listing and may change. Check the official site for current pricing.

• View Rubtin
• View Side Reader