ReadDocs vs ScienceOS vs LightPDF

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

Your tool
ReadDocs
vs
Competitor 1
ScienceOS
Competitor 2
LightPDF
Competitor 3
Suggested competitors for ReadDocs: APAI PDF Reader87% ChatPDF83% Smallpdf AI PDF83% Collate83% PDF.ai82% Outrank81% Humata80% Adobe Acrobat80%
Compare
3 tools · best value per row highlighted
Your tool ReadDocs
readdocs.co.uk
Upload a PDF contract and ReadDocs spits out a one-minute summary, bullet points, and answers to specific questions you ask
Remove
Competitor ScienceOS
scienceos.ai
Researchers waste hours hunting through literature—piecing together fragments from different papers
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
Traffic estimated monthly website traffic
Monthly visits
744visits/mo
64.9Kvisits/mo
1.8Mvisits/mo
MoM change
▲ 141.6%
▼ 6.2%
▲ 1.0%
6-month growth
—
+1.2%
-4.4%
Global rank web
—
#464,304
#34,433
Avg. last 3 months
384
68.2K
1.7M
Bounce rate lower is better
39%
39%
51%
Pages / visit
1.1
3.7
2.3
Visit duration
—
1m 37s
1m 31s
Traffic sources
—
● Direct 98% · ● Mail 2%
● Direct 88% · ● Referral 10%
ReadDocsScienceOSLightPDF
0477.3K954.5K1.4M1.9MReadDocs · 101ReadDocs · 308ReadDocs · 744ScienceOS · 79.4KScienceOS · 75.1KScienceOS · 79.7KScienceOS · 64.1KScienceOS · 64.5KScienceOS · 56.4KScienceOS · 70.5KScienceOS · 69.2KScienceOS · 64.9KLightPDF · 1.6MLightPDF · 1.6MLightPDF · 1.9MLightPDF · 1.7MLightPDF · 1.9MLightPDF · 1.9MLightPDF · 1.8MLightPDF · 1.5MLightPDF · 1.8MLightPDF · 1.8M1001K10K100K1M10MReadDocs · 101ReadDocs · 308ReadDocs · 744ScienceOS · 79.4KScienceOS · 75.1KScienceOS · 79.7KScienceOS · 64.1KScienceOS · 64.5KScienceOS · 56.4KScienceOS · 70.5KScienceOS · 69.2KScienceOS · 64.9KLightPDF · 1.6MLightPDF · 1.6MLightPDF · 1.9MLightPDF · 1.7MLightPDF · 1.9MLightPDF · 1.9MLightPDF · 1.8MLightPDF · 1.5MLightPDF · 1.8MLightPDF · 1.8MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Starting price
Free tier
€7.25per month · free tier available
$1.33per month · free tier available
Free tier
Free trial
–
–
API access
–
–
–
Plans
Free FreePro £9.99/moBusiness £29/mo
Free FreeAngel €7.25/moTeam €6/moInstitution Custom
Free FreeMonthly $5.99/moYearly $15.99/yrLifetime $39.99
Capabilities input → output
Input
DocumentsImagesText
DocumentsText
DocumentsWeb pages
Output
Text
DataText
Text
Skill level
Beginner-friendly
Intermediate
Beginner-friendly
Categories
Productivity & OfficeWriting & ContentAI PDFAI Summarizer
Research & AnalyticsAI Research PapersAI Research Tool
Productivity & OfficeWriting & ContentAI Document ExtractionAI PDF+1 more
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
13
8
9
PDF analysis
Document summarization
–
Summarizing
–
OCR
–
Data extraction
–
–
Document chat
–
–
Document data extraction
–
–
Document q a
–
–
Document summaries
–
–
PDF summaries
–
–
Research
–
–
Scientific q a
–
–
Citations
–
–
Interactive PDF processing
–
–
Official documents q a
–
–
PDFs
–
–
Research papers
–
–
Scientific literature exploration
–
–
Summaries
–
–
Text extraction
–
–
Document processing
–
–
Literature analysis
–
–
Meeting summaries
–
–
Network diagrams
–
–
YouTube summaries
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
Saves
0
0
0
Reviews
0
0
0
Prompts
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.