Comparison

PDF Watermark Expert vs Smash PDF

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

Head to head
About

PDF Watermark Expert

Easily add custom text watermarks to your PDF documents for enhanced security and branding. Personalize fonts, colors, transparency, and position to protect your files from misuse and plagiarism. The app offers a user-friendly interface and cross-platform compatibility for seamless document workflow.

Highlights
  • Add custom text watermarks
  • Full watermark customization
  • Secure PDF files
  • User-friendly interface
  • Cross-platform compatibility
  • Fast processing
Features
Read full description

Discover PDF Watermark Expert – The Ultimate Tool for Adding Watermarks to Your PDFs! Full Customization of Watermarks: Easily adjust the font, size, color, transparency, and position of your watermarks to align with your brand or personal preference. Whether it's for professional documents or personal use, make your PDFs stand out. Ensure PDF Security & Protection: Protect your files from misuse or plagiarism with powerful watermarking. Add a robust security layer to your important documents, ensuring exclusive access for intended viewers. Easy-to-Use Interface for All Users: No steep learning curve. Whether you're a beginner or a professional, PDF Watermark Expert ensures easy navigation with a simple, user-friendly interface. Cross-Platform Compatibility: Your watermarked PDFs are accessible on any device or PDF reader. Maintain document consistency and professionalism across all platforms. Enhance Your PDFs with Custom Watermarks: Elevate your documents by adding unique text watermarks. Personalize every watermark to fit your style and safeguard your content from unauthorized use. How It Works in 3 Simple Steps: Select PDFs: Choose a PDF file from your device. Customize Watermarks: Add personalized text watermarks and adjust settings like transparency, position, and font style. Preview & Save: Instantly preview your watermarks and confirm before saving them for maximum security and quality. Key Features: Add custom text watermarks to PDFs Full customization: fonts, colors, transparency, and more. High-quality watermarking without compromising file integrity. Secure PDF files with text watermarks. User-friendly interface with fast processing. Why Choose PDF Watermark Expert? Fast & Reliable: Quickly process and watermark documents while maintaining professional standards. For Professionals & Everyday Users: Suitable for everyone, from casual users to business professionals needing document protection. Download PDF Watermark Expert now and secure your PDFs with professional-grade watermarks in minutes. Protect your content, showcase your brand, and streamline your document workflow with ease.Compatible across all PDF readers and platforms. Terms of Use: https://codifyappsprivacy.blogspot.com/p/terms-of-use.html

About

Smash PDF

Features
Read full description

Meet Smash PDF, the tiny gym for bulky PDFs. Your one tap compressor. Pick a heavy PDF document, tap Smash, and instantly reduce its size while keeping the text and layout intact. No accounts. No ads. No cloud compression. Everything stays private and local. Whether you need to email a large file, free up space, or just tidy up your library, Smash PDF makes it super simple. ### Bring PDFs from anywhere ### • Files app: browse and pick in a tap • Share Sheet: from Mail, WhatsApp, Safari, and more • Wi-Fi Drive: turn your device into a wireless drive and transfer PDFs over Wi-Fi • Browser Sharing: move PDFs wirelessly using your web browser • iCloud Drive: sync your PDF library across all your Apple devices ### Why you’ll love it ### • Private by design: 100% on-device compression. Your PDFs never touch a server • Same content, smaller size: layout and text stay intact • Ridiculously simple: pick a preset, tap Smash, done • Works offline: no internet required • No ads. No tracking. No account needed • Built-in file manager: organize with folders, rename, move, search, and share Go Pro with a one time purchase. Unlock unlimited compression. No subscriptions. No renewals. Buy once, enjoy forever.

Screenshots

PDF Watermark Expert4 screens
Smash PDF4 screens

Verdict

The call

The clearest difference is ads: Smash PDF at none against PDF Watermark Expert's shown. Smash PDF also leads on update cadence (every 6 days vs every 4 months). PDF Watermark Expert's advantage is iOS requirement (12.0 vs 15.6). On price, in-app purchases and device support 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 Watermark Expert sells 3 in-app purchases, starting at $2.99 per 7 days and Smash PDF sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

PDF Watermark Expert ships an update every 4 months, Smash PDF every 6 days. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

Scorecard3 real differences · 6 level
PDF Watermark Expert versus Smash PDF: the parameters behind the verdict, then further details
ParameterPDF Watermark ExpertSmash PDF
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 4 monthsEvery 6 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.6
Further details — not scored
Size68 MB38 MB
Age rating4+4+
DeveloperMuhammad Awais Younaschaman chlach

In-app purchases

3 purchases

PDF Watermark Expert

Subscriptions3
  • Premium Week$2.997 Days
  • Premium Month$7.991 Month
  • Premium Year$44.991 Year
1 purchases

Smash PDF

One-time1
  • Smash PDF Pro Lifetime$2.99

Questions

Is PDF Watermark Expert free?
PDF Watermark Expert is free to download, with in-app purchases available.
Is Smash PDF free?
Smash PDF is free to download, with in-app purchases available.
Do PDF Watermark Expert or Smash PDF have ads?
PDF Watermark Expert shows ads; Smash PDF does not.
Which is updated more often, PDF Watermark Expert or Smash PDF?
PDF Watermark Expert ships an update every 4 months, and Smash PDF every 6 days. Most recently, PDF Watermark Expert was updated on October 30, 2026 and Smash PDF on October 28, 2026.

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