
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. Trevor AI records 26,052 monthly visits with -16.1% growth and Freemium pricing.

Plan your day in 30 seconds with AI scheduling
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | lightpdf.com | trevorai.com |
| Pricing Model | Freemium | Freemium |
| Monthly Visits | 1.74M (1,742,568) | 26.05K (26,052) |
| MoM Traffic Delta |
| -314.58K (-15.3%) |
| -4.98K (-16.1%) |
| Primary Market & Share | 🇮🇳 India (24.9%) | 🇺🇸 United States (32.3%) |
|---|
| Direct Visits / mo | 442.07K | 11.29K |
|---|
| 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.

Plan your day in 30 seconds with AI scheduling
Trevor estimates how long each task will take, checks your availability, and suggests a time-block on your calendar that you can accept in one click.
Connect multiple task lists and Google, Outlook or Microsoft 365 calendars, including third-party managers like Todoist and Microsoft To Do, in one draggable view.
A planning assistant with context on your tasks, events and preferences that can add, schedule and reschedule tasks, including in bulk, and answer how-to questions.
Generate an optimal schedule for your day or week in one action, with the personal AI model improving its suggestions each session.

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.

SpecialistEnterprise-grade neural machine translation, AI writing refinement, and real-time voice translation across thirty-plus global languages.
#3Offers 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.

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.

AI calendar that defends your focus time and schedules work automatically

The AI super app for work — tasks, projects, calendar and meetings in one place
Excels at developer API integration and chatting with PDFs, but lacks comprehensive traditional PDF editing tools.
A visual AI planner built for every neurotype
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.
SpecialistEnterprise-grade neural machine translation, AI writing refinement, and real-time voice translation across thirty-plus global languages.
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.
AI calendar that defends your focus time and schedules work automatically
The AI super app for work — tasks, projects, calendar and meetings in one place
A visual AI planner built for every neurotype