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Head-to-head · AI PDF Tools

LightPDF vs AskYourPDF

  • Updated Oct 2026
  • Both researched from official sources
  • 2 checks side by side
Higher score LightPDF #2 in AI PDF Tools 9.2/10 Free plan · 3-day trial Free planFree trial✓ 0 of 4 features Visit LightPDF
AskYourPDF #7 in AI PDF Tools 8.6/10 Free plan Free plan✓ 1 of 4 features Visit AskYourPDF

LightPDF leads on 0 checks, AskYourPDF on 0, and 2 are even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreLightPDF · 9.2/10
  • Free planboth
  • Free trialonly LightPDF
  • Most featuresAskYourPDF · 1 of 4

LightPDF scores higher on our rubric for ai pdf tools: 9.2 against 8.6 out of 10; our editors rank them #2 and #7.

LightPDF is the better fit for affordable PDF tools across web, desktop, and mobile. AskYourPDF is the better fit for users needing PDF chat across apps and devices.

  • LightPDF fits best

    Affordable PDF tools across web, desktop, and mobile

  • AskYourPDF fits best

    Users needing PDF chat across apps and devices

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature LightPDF 9.2/10 Visit ↗ AskYourPDF 8.6/10 Visit ↗
At a glance
Editor score 9.2 8.6
Ranking #2 in AI PDF Tools #7 in AI PDF Tools
Best for Affordable PDF tools across web, desktop, and mobile Users needing PDF chat across apps and devices
Pricing model Free plan + paid Free plan + paid
Starting price $15.99/yr $11.99/mo
Free plan ✓ ✓
Free trial 3 days —
Deployment Cloud, Desktop, Mobile, Browser extension Cloud, Mobile, Browser extension
Platforms Web, Windows, macOS, iOS, Android, Chrome extension Web, iOS, Android, Chrome extension
Compliance ISO 27001, GDPR GDPR
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features LightPDF 0/4 · AskYourPDF 1/4
Multi-file chat Not checked yet Not checked yet
Source citations Not checked yet Not checked yet
AI for scanned PDFs Not checked yet Not checked yet
API access Not checked yet ✓ (best)
Specs
Upload limit Not checked yet Not checked yet
Maximum file size Not checked yet Not checked yet
Export formats Not checked yet Not checked yet
Our review
Pros
  • Covers editing, conversion, OCR, signing, protection, and AI assistance
  • Paid plans include unlimited file size and cloud storage
  • Available on web, Windows, macOS, iOS, Android, Chrome, and API
  • Chat, summaries, OCR, form filling, and knowledge bases in one service
  • Web, iOS, Android, Chrome extension, and API access
  • Integrates with Drive, Dropbox, ChatGPT, Zotero, and Chrome
Cons
  • The Free Plan is web-only with a 10MB file-size limit
  • AI credits are limited by plan, including 40,000 for lifetime access
  • The product may offer more features than users needing only basic PDF tasks
  • Premium and Pro prices are shown with annual billing
  • Advanced capabilities start at $11.99 per month
  • Enterprise pricing uses custom credits rather than a listed price
Our verdict

LightPDF is a PDF software service for individuals and organizations that need more than one document task in a single toolkit. It supports merging, splitting, compression, conversion to Word, PowerPoint, Excel, images, and other formats,…

Read the review →

AskYourPDF is an AI document platform for students, researchers, professionals, teams, and businesses. It supports chat with PDFs and other uploaded documents, answer extraction, instant summaries, multi-document knowledge bases, AI PDF…

Read the review →
  1. LightPDFAI PDF Tools 9.2Free plan · 3-day trial
  2. AskYourPDFAI PDF Tools 8.6Free plan

Strengths and trade-offs

  • LightPDF — where it wins

    • Covers editing, conversion, OCR, signing, protection, and AI assistance
    • Paid plans include unlimited file size and cloud storage
    • Available on web, Windows, macOS, iOS, Android, Chrome, and API

    Where it doesn't

    • The Free Plan is web-only with a 10MB file-size limit
    • AI credits are limited by plan, including 40,000 for lifetime access
    • The product may offer more features than users needing only basic PDF tasks
  • AskYourPDF — where it wins

    • Chat, summaries, OCR, form filling, and knowledge bases in one service
    • Web, iOS, Android, Chrome extension, and API access
    • Integrates with Drive, Dropbox, ChatGPT, Zotero, and Chrome

    Where it doesn't

    • Premium and Pro prices are shown with annual billing
    • Advanced capabilities start at $11.99 per month
    • Enterprise pricing uses custom credits rather than a listed price

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update