Comparison

PDF Crisp View vs Silly Smile Studio

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

Head to head
About

PDF Crisp View

Features
Read full description

If you want a simple and convenient PDF reader, then this is the best choice for you. PDF Crisp View is designed to improve the efficiency of users' work and study. At the same time, its functions are streamlined and practical, and its interface is simple and intuitive, making it more convenient for users to use! Main features: 1. Quickly create text and convert it to PDF format instantly! 2. Instantly take photos and merge album pictures into PDF! 3.Add beautiful covers to your PDF files with one click! PDF Crisp View not only provides an excellent reading experience, it is also a full-featured PDF tool. Whether you need it for work or life, it can meet your PDF processing needs. Download PDF Crisp View to make PDF creation and reading easy and fun!

About

Silly Smile Studio

Features
Read full description

Silly Smile Studio is a creator-first wallpaper maker for iPhone. Start from your own photo or one of 48 original, hand-crafted canvases, then make every wallpaper truly yours with filters, blur, color, and text. CREATE FROM YOUR PHOTO • Pick any photo from your library • Apply filters and fine-tune brightness, contrast, and color • Add soft blur for a clean Lock Screen look • Add a word or quote and position it your way OR START WITH A GENERATED CANVAS • Explore 48 starting points across Aura, Orbit, Ripple, Prism, Bloom, and Mono • Every canvas is drawn in-app and designed for customization • Open any canvas directly in the Studio SAVE YOUR DESIGN • Export your finished wallpaper to Photos • Use it on your Home Screen or Lock Screen • Favorite useful starting points for later HOW IT WORKS 1. Choose a photo or generated canvas 2. Style it with Filter, Adjust, Blur, and Text 3. Save it to Photos 4. Open Settings › Wallpaper to apply it Silly Smile Studio is free and supported by ads. iOS does not let apps set wallpaper directly, so the final step happens in Settings.

Screenshots

PDF Crisp View4 screens
Silly Smile Studio4 screens

Verdict

The call

The clearest difference is ads: PDF Crisp View at none against Silly Smile Studio's shown. Silly Smile Studio's advantage is update cadence (every 9 days vs every 6 months). 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

PDF Crisp View ships an update every 6 months, Silly Smile Studio every 9 days. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

Scorecard2 real differences · 6 level
PDF Crisp View versus Silly Smile Studio: the parameters behind the verdict, then further details
ParameterPDF Crisp ViewSilly Smile Studio
PriceFreeFree
Rating1.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 6 monthsEvery 9 days — better
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhoneiPhone, iPod — better
Requires iOS16.615.0 — better
Further details — not scored
Size75 MB58 MB
Age rating4+4+
DeveloperRunning River Network Technology LimitedHa Bui Thi Minh

In-app purchases

None

PDF Crisp View

No in-app purchases

None

Silly Smile Studio

No in-app purchases

Questions

Is PDF Crisp View free?
PDF Crisp View is free to download, with no in-app purchases.
Is Silly Smile Studio free?
Silly Smile Studio is free to download, with no in-app purchases.
Do PDF Crisp View or Silly Smile Studio have ads?
Silly Smile Studio shows ads; PDF Crisp View does not.
Which is updated more often, PDF Crisp View or Silly Smile Studio?
PDF Crisp View ships an update every 6 months, and Silly Smile Studio every 9 days. Most recently, PDF Crisp View was updated on November 8, 2026 and Silly Smile Studio on November 5, 2026.

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