Comparison

PDF Compressor vs NyxID

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

Head to head
About

PDF Compressor

Easily compress PDF files to reduce size without quality loss. This tool also allows scanning documents, merging PDFs, editing pages, and adding e-signatures. Optimize your documents for sharing and storage with a comprehensive offline PDF toolkit.

Highlights
  • Compress PDF files
  • Scan documents to PDF
  • Merge multiple PDF files
  • Edit PDF pages
  • Add e-signatures
  • Extract text with OCR
  • Protect PDFs with watermarks
Features
Read full description

PDF Compressor: Scan & Edit is the easiest way to compress PDF files and reduce PDF size without losing quality. This powerful PDF Compressor helps you shrink large PDF files, optimize documents, and share them instantly. You can also scan documents to PDF, merge PDF files, edit PDF pages, and sign PDF documents in seconds. Compress PDF files, merge multiple PDFs, scan documents, and sign contracts — all in one powerful PDF editor. Reduce file size without losing quality. Combine PDF files instantly. Convert, edit, and secure documents in seconds. Compress your PDFs, save disk space, and speed up uploads and downloads or sharing without losing quality with PDF Compressor: Scan & Edit. Compress, scan, and edit PDF files instantly — all offline! PDF Compressor: Scan & Edit is the fastest, easiest, and most powerful PDF tool for help you. Reduce file size, convert images to PDFs, extract text with OCR, add watermarks, sign documents, and more — all with just a few taps. Features: - Compress PDF file - Save Compress PDF file - Share Compress PDF file - Scan Document to PDF file - Protect PDFs with Watermarks - Apply an E-Signature to PDF Files - Images To PDF - Merge Multiple PDF Files - Image To Text - PDF To Images - PDF Page Remove - PDF Lock - PDF Unlock - PDF To Text - Text To PDF - Add Page Number • Images to PDF Converter Quickly combine your images into a single, high-quality PDF. • Smart Photo to PDF Convert images to PDFs with advanced tools like rotation, filters, and more. • PDF Compression Reduce PDF size with adjustable quality (High, Medium, Low) for faster sharing and storage savings. • Text Recognition (OCR) Extract text from images or scanned PDFs into editable, searchable content. • Add Watermark Insert custom text watermarks with control over font, size, and color. • Add eSign Sign PDFs electronically—draw or type your signature and place it anywhere. • Merge Multiple PDFs – Combine Files in Seconds Easily merge multiple PDF files into one single document with just a few taps. Whether it’s invoices, notes, scanned documents, or reports — combine everything into one organized PDF instantly. • Extract Images from PDFs Easily pull all images from any PDF file. • Lock & Unlock PDFs Add or remove passwords to secure your PDF files. • PDF Page Remover Delete selected pages and save a clean, new PDF. • Text to PDF Convert your written content into a polished PDF document. • PDF to Image/Text Export PDFs as high-quality images or editable text. • Add Page Numbers Number your PDF pages for easy navigation and a professional look. • Bonus Photo Editing Tools - Crop, rotate, resize, and adjust images - Add filters, blur, and text overlays - Draw, write, and add stickers • Why Choose PDF Compressor: Scan & Edit? - All-in-one PDF toolkit for scanning, compressing, and editing - Works completely offline — no internet required - Perfect for students, professionals, and anyone managing PDFs • Perfect For - Students compressing notes or assignments - Professionals sharing contracts or scanned docs - Anyone looking to save storage and manage documents efficiently - PDF Compressor - Compress PDF - Reduce PDF Size Subscription Info PDF Compressor: Scan & Edit offers an auto-renewing weekly, monthly and one time purchase subscription. Payment will be charged to your iTunes Account on confirmation of purchase. Your subscription will automatically renew unless auto-renew is turned off at least 24 hours prior to the end of the current period. You may manage your subscriptions and turn off auto-renewal in your iTunes Account Settings after purchase. Any unused portion of free trail period, if offered, will be forfeited when you purchase a subscription, where applicable. Privacy Policy: https://sites.google.com/view/developer-info/privacy-policy Terms of use: https://sites.google.com/view/developer-info/terms-of-use Download PDF Compressor: Scan & Edit today and simplify your PDF workflow!

About

NyxID

Features
Read full description

NyxID Mobile is the mobile authenticator for the NyxID identity and access platform. It lets you review and respond to high-risk access requests from your phone, so you can stay in control of account and service security at all times. Key features: Sign in with Google, GitHub, or Apple Receive real-time approval alerts via push notifications (APNs) Review request details before taking action (operation, resource, status, and expiration) Approve or deny requests in one tap, with configurable approval duration Manage active approvals and revoke access anytime Sign out or permanently delete your account in-app Privacy and security: Authentication tokens are stored securely in the iOS Keychain (Secure Store) Push notifications contain only minimal identifiers; sensitive details are fetched through authenticated API calls No cross-app tracking or ad-tracking usage

Screenshots

PDF Compressor4 screens
NyxID4 screens

Verdict

The call

The clearest difference is in-app purchases: NyxID at none against PDF Compressor's 3. NyxID also leads on ads (none vs shown). PDF Compressor's advantage is update cadence (every 6 weeks vs every 3 months). On price, 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. PDF Compressor sells 3 in-app purchases, starting at $2.99 per 7 days. NyxID asks for nothing beyond the download.

UpkeepUpdate frequency

PDF Compressor ships an update every 6 weeks, NyxID every 3 months. The most recent releases landed on October 21, 2026 and October 16, 2026 respectively.

Scorecard3 real differences · 7 level
PDF Compressor versus NyxID: the parameters behind the verdict, then further details
ParameterPDF CompressorNyxID
PriceFreeFree
Rating4.8 (6 ratings) — better—
Positive reviews88.9% of reviews—
Number of ratings6 — better—
Update frequencyEvery 6 weeks — betterEvery 3 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS14.0 — better15.1
Further details — not scored
Size43 MB40 MB
Age rating4+4+
DeveloperRahul AlagiyaERISED PTE. LTD.

In-app purchases

3 purchases

PDF Compressor

Subscriptions2
  • Weekly Subscription$2.997 Days
  • Monthly Subscription$4.991 Month
One-time1
  • Convert Images To PDF$14.99
None

NyxID

No in-app purchases

Questions

Is PDF Compressor free?
PDF Compressor is free to download, with in-app purchases available.
Is NyxID free?
NyxID is free to download, with no in-app purchases.
Do PDF Compressor or NyxID have ads?
PDF Compressor shows ads; NyxID does not.
Which is updated more often, PDF Compressor or NyxID?
PDF Compressor ships an update every 6 weeks, and NyxID every 3 months. Most recently, PDF Compressor was updated on October 21, 2026 and NyxID on October 16, 2026.

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