
SpecialistOpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
SpecialistOpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
LightPDF records 1,742,568 monthly visits with -15.3% month-over-month growth and Freemium pricing. PDNob Online records 200,628 monthly visits with +11.9% growth and Freemium, Free Trial pricing.

Free browser-based PDF toolkit with AI OCR and chat
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | lightpdf.com | tenorshare.ai |
| Pricing Model | Freemium | Freemium, Free Trial |
| Monthly Visits | 1.74M (1,742,568) | 200.63K (200,628) |
| MoM Traffic Delta | -314.58K (-15.3%) | +21.4K (+11.9%) |
| Primary Market & Share | 🇮🇳 India (24.9%) | 🇺🇸 United States (9.2%) |
| Direct Visits / mo | 442.07K | 39.99K |
| User Rating | 4.2 | 4.1 |
| Supported Platforms | Website | Website |

Free AI-powered PDF editor, converter and reader for every device
Upload a PDF and ask questions in natural language, follow up on details and see which passages the answers came from. A separate chat mode works with YouTube videos.
Translate whole documents, including scanned and image-based PDFs, into 20+ languages while keeping the original formatting and layout intact.
Convert invoices, receipts, bank statements and purchase orders into structured, editable Excel files automatically.
Edit text and images, OCR scanned pages, convert to and from Office formats, then merge, split, compress, watermark, sign and annotate.

Free browser-based PDF toolkit with AI OCR and chat
Extract editable text, tables and handwriting from blurry receipts, faded contracts and scanned pages, with the OCR engine licensed from ABBYY.
Convert PDF to Word, Excel, PPT, text or images and back again while keeping complex tables, vector graphics, fonts and multi-language text intact.
Combine multiple files, extract page ranges, rearrange pages and shrink large PDFs for email or messaging without visible quality loss.
Apply legally binding electronic signatures on any device, and add passwords, encryption or custom watermarks to sensitive documents.

SpecialistOpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
SpecialistOpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
SpecialistAnthropic's frontier AI workspace powered by Claude 5.5 for agentic coding, analysis, and nuanced writing.
SpecialistAnthropic's frontier AI workspace powered by Claude 5.5 for agentic coding, analysis, and nuanced writing.

SpecialistEnterprise-grade neural machine translation, AI writing refinement, and real-time voice translation across thirty-plus global languages.
SpecialistEnterprise-grade neural machine translation, AI writing refinement, and real-time voice translation across thirty-plus global languages.
SpecialistFree online OCR that turns any image into editable text in seconds
SpecialistFree online OCR that turns any image into editable text in seconds
A free, AI-powered PDF editor for every device
SpecialistAI-powered PDF editor for Windows, Mac and iOS
200+ free browser tools for PDFs, images, video, files, and AI writing.
200+ free browser tools for PDFs, images, video, files, and AI writing.

SpecialistAll-in-one online PDF editor with AI helpers for reading, summarizing, and generating documents
SpecialistAll-in-one online PDF editor with AI helpers for reading, summarizing, and generating documents

Cross-platform PDF editing with GPT-powered AI for reading, translating, and signing documents
Chat with any PDF, video, or website and get cited answers in seconds
Chat with any PDF and get cited answers instantly
Features interactive PDF chat and form filling, but has fewer advanced desktop editing and conversion options.
Features interactive PDF chat and form filling, but has fewer advanced desktop editing and conversion options.