Comparison

NapCat vs PDF Signature Validator

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

Head to head
About

NapCat

Access and read your favorite GitHub repositories offline on any device. This app offers a powerful code editor and comfortable reading experience with syntax highlighting for over 90 languages. Enjoy your code anywhere, anytime.

Highlights
  • Offline Git client
  • Code editor
  • Syntax highlighting
  • Starred repository access
  • Supports 90+ languages
  • Customizable themes
Features
Read full description

Reading and exploring source code should be enjoyable and not limited to your desktop. NapCat is a GitHub client that lets you download your most-used or favorite projects for offline reading and coding on the go. Features: • Universal: one app for all your devices • Fully offline Git client • Powerful code editor • Private Coding Agent Built-In (*) • Comfortable offline reading with beautiful syntax highlighting • Quick access to starred repositories • Support for 90+ languages and 30 themes, so you can read comfortably in bright sunlight or late at night (**) What users say: "Oh @napcatapp, you're the best discovery I've made all month." -- @davidlesches "The best code reader ever for iOS: NapCat - A GitHub Client" -- @elia "If you're in the market for a free iPhone github code reader, I totally recommend NapCat" — @drewbiewubie "NapCat on iPad is great when you want to offline study something cool on github" — @siuying ----- • Full version: access to all themes • Full version: unlimited offline code storage • Full version: access to private repositories ----- * Agent run locally, only context is sent to LLM ** Access to all themes is available with the Full Version upgrade Terms of Use: https://www.apple.com/legal/itunes/appstore/dev/stdeula

About

PDF Signature Validator

Features
Read full description

PDF Signature Validator is a privacy-focused PDF utility that helps you verify digital signatures, edit documents, convert files, and manage PDFs from one secure and easy-to-use app. Whether you're validating digitally signed agreements, organizing business documents, preparing study materials, or managing everyday PDF files, PDF Signature Validator provides powerful tools with a clean, fast, and intuitive experience. KEY FEATURES: DIGITAL SIGNATURE VERIFICATION • Verify cryptographically signed PDF documents. • Validate trusted certificate chains from supported Certificate Authorities (CAs), including widely used global and Indian providers. • Detect document modifications made after signing. • View signer information, certificate details, timestamps, and signature status. • Verify document authenticity before sharing or printing. PDF VIEWER • Fast and smooth PDF reader. • Continuous and single-page viewing modes. • Search within PDF documents. • Bookmark important pages. • Zoom and navigate documents with ease. PDF EDITOR • Add text annotations. • Highlight, underline, and strike through text. • Draw directly on PDF pages. • Insert images, shapes, stamps, and signatures. PDF CONVERSION • Convert images to PDF. • Convert Word documents (.doc, .docx) to PDF. • Convert Excel spreadsheets (.xls, .xlsx) to PDF. • Create high-quality PDF files in just a few taps. PDF MANAGEMENT • Merge multiple PDF files into one document. • Split PDF documents into separate files. • Compress PDF files for easier sharing. • Rotate, reorder, delete, and extract pages. • Insert blank pages when needed. ID CARD TO PDF • Combine front and back sides of ID cards onto a single PDF page. • Supports Aadhaar Card, Driving License, PAN Card, Voter ID, and other ID documents. • Improve document clarity for better readability. WHY CHOOSE PDF SIGNATURE VALIDATOR? • Secure, privacy-first document processing. • Digital signature verification performed locally on your device. • Fast, lightweight, and easy-to-use interface. • Powerful PDF editing and management tools. • Suitable for professionals, businesses, students, and everyday users. PRIVACY & SECURITY Your PDF documents remain under your control. Core PDF processing and digital signature verification are performed locally on your device, helping protect your privacy and sensitive information. PREMIUM SUBSCRIPTIONS (OPTIONAL) • PDF Signature Validator offers optional auto-renewable Monthly and Yearly Premium subscriptions to unlock advanced features. • Payment will be charged to your iTunes Account at confirmation of purchase. • Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current billing period. • Your account will be charged for renewal within 24 hours prior to the end of the current period. • Subscriptions and auto-renewal can be managed or turned off at any time in your iTunes Account Settings after purchase. --- Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://ankitpal.dev/privacy/pdfsignaturevalidator

Screenshots

NapCat4 screens
PDF Signature Validator4 screens

Verdict

The call

The clearest difference is in-app purchases: PDF Signature Validator at none against NapCat's 3. On price, ads, 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. NapCat sells 3 in-app purchases, starting at $1.99 per month. PDF Signature Validator asks for nothing beyond the download.

Scorecard1 real difference · 9 level
NapCat versus PDF Signature Validator: the parameters behind the verdict, then further details
ParameterNapCatPDF Signature Validator
PriceFreeFree
Rating3.7 (7 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings7 — better—
Update frequencyEvery 4 months—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.515.0 — better
Further details — not scored
Size156 MB60 MB
Age rating4+4+
DeveloperShotdoorcorepal check and pay challan pvt ltd

In-app purchases

3 purchases

NapCat

Subscriptions2
  • 1 Month Pro$1.991 Month
  • 1 Year Pro$9.991 Year
One-time1
  • NapCat Upgrade$12.99
None

PDF Signature Validator

No in-app purchases

Questions

Is NapCat free?
NapCat is free to download, with in-app purchases available.
Is PDF Signature Validator free?
PDF Signature Validator is free to download, with no in-app purchases.
Do NapCat or PDF Signature Validator have ads?
Neither NapCat nor PDF Signature Validator shows ads.

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