LightPDF vs Linnk AI: Research Assistant, Summarizer, Translator vs Free PDF Translate vs DocTranslator

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

Your tool
LightPDF
vs
Competitor 1
Linnk AI: Research Assistant, Summarizer, Translator
Competitor 2
Free PDF Translate
Competitor 3
DocTranslator
Compare
4 tools · best value per row highlighted
Your tool 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
Remove
Competitor Linnk AI: Research Assistant, Summarizer, Translator
linnk.ai
Make main Remove
Competitor Free PDF Translate
pdftranslator.org
Translating PDF files often destroys the original formatting, turning carefully structured documents into messy text blocks
Make main Remove
Competitor DocTranslator
doctranslator.com
DocTranslator translates whole documents online, covering PDFs, Word files, PowerPoint decks, spreadsheets, text files, images, IDML, EPUB and HTML into 108 languages.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
1.8Mvisits/mo
452.2Kvisits/mo
111.4Kvisits/mo
—
MoM change
▲ 1.0%
▲ 2.8%
▲ 23.9%
—
6-month growth
-4.4%
-2.1%
+181.6%
—
Global rank web
#34,433
#127,460
#445,067
—
Avg. last 3 months
1.7M
445.7K
87.5K
—
Bounce rate lower is better
51%
48%
42%
—
Pages / visit
2.3
1.9
2.0
—
Visit duration
1m 31s
48s
1m 57s
—
Traffic sources
● Direct 88% · ● Referral 10%
● Direct 66% · ● Referral 34%
● Direct 85% · ● Referral 15%
—
LightPDFLinnk AI: Research Assistant, Summarizer, TranslatorFree PDF TranslateDocTranslator
0477.3K954.5K1.4M1.9MLightPDF · 1.6MLightPDF · 1.6MLightPDF · 1.9MLightPDF · 1.7MLightPDF · 1.9MLightPDF · 1.9MLightPDF · 1.8MLightPDF · 1.5MLightPDF · 1.8MLightPDF · 1.8MLinnk AI: Research Assistant, Summarizer, Translator · 900.7KLinnk AI: Research Assistant, Summarizer, Translator · 702.3KLinnk AI: Research Assistant, Summarizer, Translator · 535.5KLinnk AI: Research Assistant, Summarizer, Translator · 432.8KLinnk AI: Research Assistant, Summarizer, Translator · 461.7KLinnk AI: Research Assistant, Summarizer, Translator · 506.4KLinnk AI: Research Assistant, Summarizer, Translator · 435.7KLinnk AI: Research Assistant, Summarizer, Translator · 445.2KLinnk AI: Research Assistant, Summarizer, Translator · 439.6KLinnk AI: Research Assistant, Summarizer, Translator · 452.2KFree PDF Translate · 36.7KFree PDF Translate · 39.6KFree PDF Translate · 39KFree PDF Translate · 47.9KFree PDF Translate · 61.2KFree PDF Translate · 89.9KFree PDF Translate · 111.4K10K100K1M10MLightPDF · 1.6MLightPDF · 1.6MLightPDF · 1.9MLightPDF · 1.7MLightPDF · 1.9MLightPDF · 1.9MLightPDF · 1.8MLightPDF · 1.5MLightPDF · 1.8MLightPDF · 1.8MLinnk AI: Research Assistant, Summarizer, Translator · 900.7KLinnk AI: Research Assistant, Summarizer, Translator · 702.3KLinnk AI: Research Assistant, Summarizer, Translator · 535.5KLinnk AI: Research Assistant, Summarizer, Translator · 432.8KLinnk AI: Research Assistant, Summarizer, Translator · 461.7KLinnk AI: Research Assistant, Summarizer, Translator · 506.4KLinnk AI: Research Assistant, Summarizer, Translator · 435.7KLinnk AI: Research Assistant, Summarizer, Translator · 445.2KLinnk AI: Research Assistant, Summarizer, Translator · 439.6KLinnk AI: Research Assistant, Summarizer, Translator · 452.2KFree PDF Translate · 36.7KFree PDF Translate · 39.6KFree PDF Translate · 39KFree PDF Translate · 47.9KFree PDF Translate · 61.2KFree PDF Translate · 89.9KFree PDF Translate · 111.4KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Free
Freemium
Starting price
$1.33per month · free tier available
$8.2per month
Free
$4.99per month · free tier available
Free tier
–
Free trial
–
–
API access
–
–
–
–
Plans
Free FreeMonthly $5.99/moYearly $15.99/yrLifetime $39.99
Essential $8.20/moProfessional $9.90/moPremium $19.90/moVolume $39.90/mo
Free Free
Free FreeBasic $4.99/moPro $19.99/moBusiness $49.99/mo
Capabilities input → output
Input
DocumentsWeb pages
DocumentsImagesWeb pages
Documents
DocumentsImages
Output
Text
DocumentsText
Documents
Documents
Skill level
Beginner-friendly
Beginner-friendly
Beginner-friendly
Beginner-friendly
Categories
Productivity & OfficeWriting & ContentAI Document ExtractionAI PDF+1 more
Education & LearningProductivity & OfficeResearch & AnalyticsVideo Editing+6 more
Education & LearningProductivity & OfficeAI PDFAI Translate
Education & LearningAI Translate
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
9
9
2
3
Translations
–
Summarizing
–
–
Document summarization
–
–
Document translation
–
–
PDF translations
–
–
Data extraction
–
–
–
Document data extraction
–
–
–
PDF analysis
–
–
–
Chrome extensions
–
–
–
Mind maps
–
–
–
OCR
–
–
–
PDFs
–
–
–
Research
–
–
–
Text extraction
–
–
–
Video summaries
–
–
–
Document processing
–
–
–
Knowledge graphs
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
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.