Comparison

Wallpapers 4K vs Backdrop

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

Head to head
About

Wallpapers 4K

Discover over 10,000 free wallpapers to personalize your device. New backgrounds are added daily, offering a fresh look. Easily set your chosen image through your device's settings or photos app.

Highlights
  • 10,000+ wallpapers
  • Daily new additions
  • Completely free
  • No ads
  • Easy to set backgrounds
Features
Read full description

Backgrounds is a fast, free wallpaper app with thousands of hand-reviewed HD images — and a genuinely good way to find the one you want. FIND SOMETHING YOU LOVE • Thousands of high-resolution wallpapers, every one reviewed before it appears • Browse 50+ categories: nature, space, minimalist, dark, city, abstract, cars, animals, quotes, gradients and many more • Browse by color — tap a swatch and see only wallpapers whose dominant color matches, from deep blues to soft pastels • Sort anything by Latest or Popular • Search a huge stock photo library right inside the app • Seasonal categories appear as the date approaches, so Christmas and Halloween wallpapers show up when you actually want them — not in July SAVE IT IN ONE TAP Tap Save and the full-resolution image goes straight to your Photos library. Apple doesn't allow any app to change your wallpaper directly, so Backgrounds takes you the rest of the way: clear step-by-step instructions, plus a button that jumps you straight to the right place in Settings. A WALLPAPER THAT CHANGES BY ITSELF Everything you save goes into a Backgrounds album in Photos. Point iOS Photo Shuffle at that album (Settings > Wallpaper > Add New Wallpaper > Photo Shuffle) and your Lock Screen rotates through your saved wallpapers on its own. MAKE IT YOURS • Tap the heart to keep wallpapers in your Favorites • Add the Home Screen widget to see your most recent favorite at a glance — just the image, nothing else • Follows your system light and dark appearance automatically • Looks right on every iPhone size, and loads the resolution your screen needs FRESH CONTENT • New wallpapers added regularly, including a brand-new quote wallpaper every single day • Every image is moderated before it goes live, and anything can be reported from inside the app SHARE YOUR OWN Got a photo worth using as a wallpaper? Contribute it from inside the app. Add your Instagram handle and you'll be credited when other people see it. NO ACCOUNT NEEDED • Completely free • No sign-up, no login, no email required BACKGROUNDS PRO — OPTIONAL Subscribe for $0.99 per week to remove ads, download full-resolution wallpapers from Popular, and generate your own wallpapers. Payment is charged to your Apple Account, renews automatically every week unless cancelled at least 24 hours before the period ends, and can be managed or cancelled any time in your Apple Account settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://speedui.ai/privacy

About

Backdrop

Discover unique, AI-generated wallpapers daily. Personalize your device with backgrounds tailored to your interests. Automate daily refreshes to keep your phone looking vibrant and dynamic.

Highlights
  • AI-generated wallpapers
  • Daily wallpaper refresh
  • Personalized backgrounds
  • Automation options
  • Access to historical wallpapers
Read full description

Backdrop is an AI wallpaper generator that creates custom wallpapers for your iPhone, personalized around your interests. Describe what you want, optionally add a photo as a visual reference, or remix a wallpaper you discover. Save your favorites and browse past creations anytime. With Backdrop Pro, you get a new personalized wallpaper every day. Set up an Apple Shortcuts automation once, choose a time, and your iPhone can apply each new wallpaper automatically—without opening Backdrop or saving it manually. Browse the global daily wallpaper and public gallery for free. Upgrade to Backdrop Pro for $3.99/month to unlock personalized daily wallpapers and 15 credits each month for your own creations. Questions or feedback? Email support@getbackdrop.app Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Wallpapers 4K4 screens
Backdrop3 screens

Verdict

The call

The clearest difference is update cadence: Backdrop at every 3 days against Wallpapers 4K's every 3 weeks. Backdrop also leads on review sentiment (100% vs 88%). Wallpapers 4K's advantage is monetization model (free vs freemium) and ratings volume (137 vs 5). On price, rating, ads and in-app purchases 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. Wallpapers 4K sells 1 in-app purchase, starting at $0.99 per 7 days and Backdrop sells 1 in-app purchase, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for Wallpapers 4K against 4.6 for Backdrop. That said, the two scores are not equally well evidenced: Wallpapers 4K has 137 ratings behind it against 5, so its average is the more settled of the two. Written reviews are what separate them: 88% of Wallpapers 4K's written reviews are positive against 100% of Backdrop's.

UpkeepUpdate frequency

Wallpapers 4K ships an update every 3 weeks, Backdrop every 3 days. The most recent releases landed on October 16, 2026 and October 4, 2026 respectively.

Scorecard4 real differences · 6 level
Wallpapers 4K versus Backdrop: the parameters behind the verdict, then further details
ParameterWallpapers 4KBackdrop
PriceFreeFree
Rating4.7 (137 ratings) — better4.6 (5 ratings)
Positive reviews88.0% of reviews100.0% of reviews — better
Number of ratings137 — better5
Update frequencyEvery 3 weeksEvery 3 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad — betteriPhone
Requires iOS17.017.0
Further details — not scored
Size7 MB11 MB
Age rating4+4+
DeveloperSpeedUI.ai LLCDaniel Stratton

Customer experience

Wallpapers 4K

All ratings137 ratings
Positive91.2%
Neutral5.8%
Negative2.9%
Written reviews25 reviews
Positive88.0%
Neutral0.0%
Negative12.0%

Backdrop

All ratings5 ratings
Positive80.0%
Neutral20.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Wallpapers 4K

Subscriptions1
  • Backgrounds Pro3 Days trial$0.997 Days
1 purchases

Backdrop

Subscriptions1
  • Backdrop Pro3 Days trial$3.991 Month

Questions

Is Wallpapers 4K free?
Wallpapers 4K is free to download, with in-app purchases available.
Is Backdrop free?
Backdrop is free to download, with in-app purchases available.
Which has better reviews, Wallpapers 4K or Backdrop?
Wallpapers 4K is rated higher. Wallpapers 4K averages 4.7 out of 5 from 137 ratings, while Backdrop averages 4.6 from 5 ratings.
Do Wallpapers 4K or Backdrop have ads?
Neither Wallpapers 4K nor Backdrop shows ads.
Which is updated more often, Wallpapers 4K or Backdrop?
Wallpapers 4K ships an update every 3 weeks, and Backdrop every 3 days. Most recently, Wallpapers 4K was updated on October 16, 2026 and Backdrop on October 4, 2026.

Other comparisons