
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. Postly records 73,916 monthly visits with +17.9% growth and Freemium, Paid pricing.
Agentic AI social media scheduler where your AI agent plans, you approve, Postly publishes
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | lightpdf.com | postly.ai |
| Pricing Model | Freemium | Freemium, Paid |
| Monthly Visits | 1.74M (1,742,568) | 73.92K (73,916) |
| MoM Traffic Delta | -314.58K (-15.3%) | +11.23K (+17.9%) |
| Primary Market & Share | 🇮🇳 India (24.9%) | 🇺🇸 United States (29.7%) |
| Direct Visits / mo | 442.07K | 47.99K |
| User Rating | 4.2 | 4.2 |
| 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.
Agentic AI social media scheduler where your AI agent plans, you approve, Postly publishes
Connect a compatible AI agent, brief it on a campaign, then review and approve channel-specific drafts before Postly schedules them.
Plan and publish to Instagram, Facebook, LinkedIn, TikTok, YouTube, Pinterest, X, Threads, Bluesky, Google Business Profile, Telegram, Slack and other supported destinations.
Content, channels and posting times are confirmed by a human before anything goes live, which suits agencies with client approvals.
Find creators by niche and audience stats, agree on a brief and rate, or join as a creator to take sponsored campaigns.

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.
Offers a completely free PDF editing and AI assistant experience, but lacks some of LightPDF's cloud-native collaboration features.
Offers a robust desktop suite for OCR and editing, but requires software installation unlike cloud platforms.
Offers a robust desktop suite for OCR and editing, but requires software installation unlike cloud platforms.

Provides quick browser-based PDF editing and e-signatures, but has a less advanced conversational AI assistant.
Provides quick browser-based PDF editing and e-signatures, but has a less advanced conversational AI assistant.

Provides a more polished cross-platform desktop PDF editing suite, but requires a paid upgrade for full AI features.
Offers a streamlined conversational interface for querying PDFs, but provides fewer document editing and conversion utilities.

SpecialistPlan, approve and schedule social content with your whole team in one place
SpecialistPlan, approve and schedule social content with your whole team in one place
Free / Open-sourceAgentic social media scheduling for 30+ channels
Excels at developer API integration and chatting with PDFs, but lacks comprehensive traditional PDF editing tools.

SpecialistSocial media management, scheduling and X/Twitter tools in one place
SpecialistSocial media management, scheduling and X/Twitter tools in one place