Comparison

Blur Wallpapers Pro vs Simple Letter

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

Head to head
About

Blur Wallpapers Pro

Create custom blurred wallpapers for your iPhone or iPad. Apply blur effects, draw with various brushes, and add your own photos to design unique backgrounds. All creations are in HD Retina quality and can be shared on social media.

Highlights
  • Apply blur effect to images
  • Draw on backgrounds with brushes
  • Use own photos
  • Apply filters
  • Preview on Lock Screen
  • Share to social media
Features
Read full description

Blur Wallpapers - Design your Blur Wallpaper ::: FREE ONLY TODAY ::: Customize the wallpaper of your iPhone, iPhone X or iPad with great wallpapers with Blur effect for iOS. We give you a few that are great, but you can create them with your own photographs. You can also paint over the images with some very cool brushes that we have included and release all your creativity! All the wallpapers that you create are HD Retina so you can put them on any of your devices (iPhone, iPhone X or iPad). You can also share it with all your friends on WhatsApp, Instagram, Facebook or Twitter. Main features: - Apply the Blur effect to your images or to the wallpapers that are included - Draw on top of the backgrounds with many brushes that are included - Preview how the wallpaper would look on your Lock Screen - Add your own photos - Apply amazing filters to improve your Wallpapers What are you waiting to download?

About

Simple Letter

Features
Read full description

Simple Letter helps you to create clean, well-formatted letters on iPhone, iPad and Apple Silicon Mac. Write personal or professional letters with a clear structure for sender, addressee, subject, greeting, main text, closing and signature. Customize fonts, font size, spacing, sender style, alignment and print margins, then print or export using the system print flow. Simple Letter also includes Apple Intelligence features on supported devices to help you generate draft text and improve existing letters. All processing happens locally on your device, helping to keep your data secure. Simple Letter Pro unlocks advanced tools for users who write letters regularly, including reusable templates, multiple sender profiles, multiple signatures, unlimited letter length and AI rewrite tools. Key Features: • Create formal letters with a simple, guided layout • Works on iPhone, iPad and Apple Silicon Mac • Customize sender style, sender alignment, fonts, font size, spacing and print margins • Print or export through the system print dialog • Save, reopen, search, sort and duplicate letters • Add a handwritten signature • Use Apple Intelligence on supported devices to generate and improve letter text • Keyboard shortcuts on iPad and Mac Simple Letter Pro: • Unlimited main-text length • Multiple sender profiles • Multiple saved signatures • Built-in starter templates for common letter scenarios • AI rewrite tools for tone changes and refinement • Rewrite in another language on supported devices

Screenshots

Blur Wallpapers Pro4 screens
Simple Letter4 screens

Verdict

The call

The clearest difference is in-app purchases: Blur Wallpapers Pro at none against Simple Letter's 1. Blur Wallpapers Pro also leads on iOS requirement (10.0 vs 26.0). Simple Letter's advantage is update cadence (every 2 weeks vs every 3 months). On price, ads 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. Simple Letter sells 1 one-off in-app purchase. Blur Wallpapers Pro asks for nothing beyond the download.

UpkeepUpdate frequency

Blur Wallpapers Pro ships an update every 3 months, Simple Letter every 2 weeks. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
Blur Wallpapers Pro versus Simple Letter: the parameters behind the verdict, then further details
ParameterBlur Wallpapers ProSimple Letter
PriceFreeFree
Rating4.1 (115 ratings) — better—
Positive reviews55.6% of reviews—
Number of ratings115 — better—
Update frequencyEvery 3 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS10.0 — better26.0
Further details — not scored
Size46 MB5 MB
Age rating4+9+
DeveloperKISSAPP, S.L.Wolfram Wacker

In-app purchases

None

Blur Wallpapers Pro

No in-app purchases

1 purchases

Simple Letter

One-time1
  • Simple Letter Pro$1.99

Questions

Is Blur Wallpapers Pro free?
Blur Wallpapers Pro is free to download, with no in-app purchases.
Is Simple Letter free?
Simple Letter is free to download, with in-app purchases available.
Do Blur Wallpapers Pro or Simple Letter have ads?
Neither Blur Wallpapers Pro nor Simple Letter shows ads.
Which is updated more often, Blur Wallpapers Pro or Simple Letter?
Blur Wallpapers Pro ships an update every 3 months, and Simple Letter every 2 weeks. Most recently, Blur Wallpapers Pro was updated on November 6, 2026 and Simple Letter on October 31, 2026.

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