Perplexity AI vs Microsoft Copilot vs LightPDF vs DeepSeek

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
Perplexity AI
vs
Competitor 1
Microsoft Copilot
Competitor 2
LightPDF
Competitor 3
DeepSeek
Compare
4 tools · best value per row highlighted
Your tool Perplexity AI
perplexity.ai
Search that gives answers instead of links
Remove
Competitor Microsoft Copilot
copilot.microsoft.com
AI across Microsoft
Make main Remove
Competitor LightPDF
lightpdf.com
LightPDF AI for Docs is an online tool that utilizes artificial intelligence to summarize and extract insights from uploaded PDF, Word, Excel, and PPT documents. With multi-platform availability and s
Make main Remove
Competitor DeepSeek
deepseek.com
DeepSeek is an AI lab and chat assistant.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
95.2Mvisits/mo
81.9Mvisits/mo
1.8Mvisits/mo
353.8Mvisits/mo
MoM change
▼ 8.2%
▼ 31.3%
▲ 1.0%
▲ 2.1%
6-month growth
-42.9%
-16.6%
-4.4%
+0.9%
Global rank web
#446
#609
#34,433
#131
Avg. last 3 months
104.9M
110.9M
1.7M
357.9M
Bounce rate lower is better
33%
36%
51%
38%
Pages / visit
3.6
3.6
2.3
3.4
Visit duration
4m 18s
5m 32s
1m 31s
5m 33s
Traffic sources
● Direct 94% · ● Referral 4%
● Direct 87% · ● Referral 11%
● Direct 88% · ● Referral 10%
● Direct 95% · ● Referral 4%
Perplexity AIMicrosoft CopilotLightPDFDeepSeek
0107.6M215.2M322.8M430.4MPerplexity AI · 189MPerplexity AI · 179.6MPerplexity AI · 170.1MPerplexity AI · 153.8MPerplexity AI · 166.8MPerplexity AI · 154.9MPerplexity AI · 138.1MPerplexity AI · 115.8MPerplexity AI · 103.8MPerplexity AI · 95.2MMicrosoft Copilot · 105.6MMicrosoft Copilot · 97.9MMicrosoft Copilot · 101.2MMicrosoft Copilot · 98.2MMicrosoft Copilot · 123.8MMicrosoft Copilot · 130MMicrosoft Copilot · 131.6MMicrosoft Copilot · 119.2MMicrosoft Copilot · 81.9MLightPDF · 1.6MLightPDF · 1.6MLightPDF · 1.9MLightPDF · 1.7MLightPDF · 1.9MLightPDF · 1.9MLightPDF · 1.8MLightPDF · 1.5MLightPDF · 1.8MLightPDF · 1.8MDeepSeek · 345.7MDeepSeek · 328.9MDeepSeek · 298.3MDeepSeek · 273.2MDeepSeek · 350.8MDeepSeek · 411.2MDeepSeek · 430.4MDeepSeek · 373.5MDeepSeek · 346.4MDeepSeek · 353.8M1M10M100M1BPerplexity AI · 189MPerplexity AI · 179.6MPerplexity AI · 170.1MPerplexity AI · 153.8MPerplexity AI · 166.8MPerplexity AI · 154.9MPerplexity AI · 138.1MPerplexity AI · 115.8MPerplexity AI · 103.8MPerplexity AI · 95.2MMicrosoft Copilot · 105.6MMicrosoft Copilot · 97.9MMicrosoft Copilot · 101.2MMicrosoft Copilot · 98.2MMicrosoft Copilot · 123.8MMicrosoft Copilot · 130MMicrosoft Copilot · 131.6MMicrosoft Copilot · 119.2MMicrosoft Copilot · 81.9MLightPDF · 1.6MLightPDF · 1.6MLightPDF · 1.9MLightPDF · 1.7MLightPDF · 1.9MLightPDF · 1.9MLightPDF · 1.8MLightPDF · 1.5MLightPDF · 1.8MLightPDF · 1.8MDeepSeek · 345.7MDeepSeek · 328.9MDeepSeek · 298.3MDeepSeek · 273.2MDeepSeek · 350.8MDeepSeek · 411.2MDeepSeek · 430.4MDeepSeek · 373.5MDeepSeek · 346.4MDeepSeek · 353.8MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$20per month · free tier available
Free tier
$1.33per month · free tier available
—
Free tier
–
Free trial
–
–
–
API access
–
–
–
Plans
—
—
Free FreeMonthly $5.99/moYearly $15.99/yrLifetime $39.99
deepseek-flash Customdeepseek-v4-pro Custom
Capabilities input → output
Input
DocumentsImagesTextCode
AudioTextImagesDocumentsCode
DocumentsWeb pages
TextImagesCode
Output
CodeText
TextImagesCodeAudio
Text
TextCode
Skill level
Beginner-friendly
Beginner-friendly
Beginner-friendly
Beginner-friendly
Categories
Chatbots & CompanionsEducation & LearningLifestyle & EntertainmentProductivity & Office+13 more
Chatbots & CompanionsDevelopment & CodeEducation & LearningImage Generation+16 more
Productivity & OfficeWriting & ContentAI Document ExtractionAI PDF+1 more
Chatbots & CompanionsDevelopment & CodeEducation & LearningWriting & Content+10 more
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
10
11
9
9
Summarizing
Chatbots
–
Research
–
Homework assistance
–
Writing
–
Document summarization
–
–
Search engine
–
–
Coding
–
–
Translations
–
–
AI search
–
–
–
Data extraction
–
–
–
Document data extraction
–
–
–
Large language models
–
–
–
PDF analysis
–
–
–
Image generation
–
–
–
OCR
–
–
–
PDFs
–
–
–
Productivity
–
–
–
Research papers
–
–
–
Text extraction
–
–
–
Voice assistance
–
–
–
Document processing
–
–
–
Literature reviews
–
–
–
Math
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 3
▲ 2
▲ 0
▲ 3
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
1
0
0
0
Verified listing
–
–
–
–

Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.