Comparison

ContractShield AI vs PDFai

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ContractShield AI

Instantly analyze any contract, understand its risks, and get negotiation scripts to secure better terms. It extracts key dates and deadlines, offering plain-English explanations for complex clauses. Built with privacy in mind, your documents are analyzed and immediately discarded.

Highlights
  • AI-powered contract analysis
  • Risk scoring for clauses
  • Plain-English explanations
  • Negotiation script generation
  • Automatic deadline extraction
  • Secure document handling
Features
Read full description

Stop signing contracts you don't fully understand. ContractShield AI reads every clause, scores every risk, and tells you exactly what to say to negotiate better terms — in under 30 seconds. Most people sign contracts hoping for the best. ContractShield AI gives you the same advantage lawyers charge hundreds of dollars an hour for — instant, plain-English analysis with word-for-word negotiation scripts you can use right now. UPLOAD ANY CONTRACT -------------------------------------------------- Leases. Job offers. NDAs. Freelance agreements. Service contracts. Loan documents. If it has clauses, ContractShield AI can analyze it. KNOW EXACTLY WHAT YOU'RE SIGNING -------------------------------------------------- Every risky clause is flagged, explained in plain English, and benchmarked against industry standards — so you know whether what you're being asked to sign is normal or out of line. NEGOTIATE WITH CONFIDENCE -------------------------------------------------- For every risky clause, you get a copy-ready negotiation script — the exact words to say or email to push back and get better terms. NEVER MISS A DEADLINE -------------------------------------------------- Key dates and deadlines are automatically extracted so you never miss a renewal window, opt-out deadline, or expiration date. BUILT FOR PRIVACY -------------------------------------------------- Your documents are analyzed using AI and immediately discarded. We never store your contracts, train on your data, or share your information with third parties. PRICING -------------------------------------------------- - Free: 3 analyses included - Pro Monthly: $9.99/month — unlimited reviews, auto-renews monthly - Pro Annual: $71.90/year — unlimited reviews, auto-renews yearly (save 40% vs monthly) - 10 Credits: $14.99 one-time purchase - Single Credit: $2.99 one-time purchase SUBSCRIPTION INFORMATION -------------------------------------------------- ContractShield AI Pro is available as a monthly ($9.99) or annual ($71.90) auto-renewing subscription. Payment is charged to your Apple ID account at confirmation of purchase. Your subscription automatically renews unless canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage and cancel your subscription at any time in your App Store account settings. Privacy Policy: https://www.getcontractshield.app/privacy.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

PDFai

Features
Read full description

PDFai turns any PDF into a conversation. Open a document, ask a question and get a clear answer or a bullet-point summary in seconds. Then convert it to Word, sign it, merge it or compress it, all in one app. CHAT WITH YOUR PDF • Ask questions about contracts, reports, lecture notes and research papers • Get short bullet-point summaries of long documents • Ask about a photo or screenshot, too • Answers come in the language you write in CONVERT • PDF to Word (.docx) and Excel (.xlsx), built from the document's text • PDF to images (PNG) and HTML • Photos and images to PDF, text or HTML to PDF ORGANIZE & PROTECT • Merge several PDFs into one, split out a page range, compress large files • Draw your signature and place it on any page • Add a password (AES-256) or remove one you know • OCR: pull the text out of scanned PDFs OPEN FROM ANYWHERE • Open PDFs from the Files app, iCloud Drive and Google Drive PDFai PRO AI chat and signing are part of PDFai Pro. Pro also unlocks unlimited merge, split, compress, OCR and password tools and removes ads. Converting PDFs and creating PDFs from photos is free. Subscriptions (weekly, monthly or yearly) are charged to your Apple ID and renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in your App Store account settings. Terms of Use (EULA): https://kolekciapps.com/pdfai-terms Privacy Policy: https://kolekciapps.com/pdfai-privacy ——— Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://kolekciapps.com/privacy

Screenshots

ContractShield AI3 screens
PDFai4 screens

Verdict

The call

The clearest difference is ads: ContractShield AI at none against PDFai's shown. ContractShield AI also leads on update cadence (every 3 days vs fortnightly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. ContractShield AI sells 4 in-app purchases, starting at $9.99 per month and PDFai sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

ContractShield AI ships an update every 3 days, PDFai fortnightly. The most recent releases landed on October 4, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 7 level
ContractShield AI versus PDFai: the parameters behind the verdict, then further details
ParameterContractShield AIPDFai
PriceFreeFree
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 3 days — betterFortnightly
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.1 — better15.5
Further details — not scored
Size50 MB96 MB
Age rating4+4+
DeveloperSasha EstradaKolekciApps LLC

In-app purchases

4 purchases

ContractShield AI

Subscriptions2
  • ContractShield Pro - Monthly$9.991 Month
  • ContractShield Pro – Annual$71.901 Year
One-time2
  • ContractShield - Single Credit$2.99
  • ContractShield - 10 Credits$14.99
3 purchases

PDFai

Subscriptions3
  • Weekly$4.997 Days
  • Monthly$12.991 Month
  • Yearly$99.991 Year

Questions

Is ContractShield AI free?
ContractShield AI is free to download, with in-app purchases available.
Is PDFai free?
PDFai is free to download, with in-app purchases available.
Do ContractShield AI or PDFai have ads?
PDFai shows ads; ContractShield AI does not.
Which is updated more often, ContractShield AI or PDFai?
ContractShield AI ships an update every 3 days, and PDFai fortnightly. Most recently, ContractShield AI was updated on October 4, 2026 and PDFai on October 25, 2026.

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