# Ocolog — 4K Wallpapers

> 4K Wallpapers (iPhone/iPad app by Hamoon Nozari.)

- Source: https://appshunter.io/ios/app/ocolog/id6754789882 (this page in markdown: same URL + `.md`)
- Developer: [Hamoon Nozari](https://appshunter.io/developer/1604652329)
- Category: Graphics & Design, Photo & Video
- Price: Free with in-app purchases
- Age rating: 9+
- Requires: iOS 18.0 · 15 MB
- Languages: American English
- Released: 2026-02-14
- Data updated: 2026-05-18
- User reviews in markdown: https://appshunter.io/ios/app/ocolog/id6754789882/reviews.md

## What is Ocolog?

Ocolog - Free 4K Wallpapers & Backgrounds

  Transform your device with stunning 4K wallpapers - completely free!
  Ocolog delivers high-resolution backgrounds perfect for your iPhone, with
  new images added regularly. Plus, if you need images for commercial
  projects, we offer simple licensing options.

  100% Free Wallpapers:
  • Unlimited downloads - no limits, no ads, no subscriptions
  • True 4K resolution optimized for all iPhone models
  • New wallpapers added weekly
  • Save directly to your photo library
  • No watermarks on any images

  Premium Quality Collection:

  Diverse Categories
  • Abstract & Artistic
  • Nature & Landscapes
  • Minimalist & Modern
  • Dark Mode Optimized
  • Colorful & Vibrant
  • Textures & Patterns
  • Gradients & Solids

  Features That Set Us Apart:

  Crystal Clear Quality
  Every wallpaper is delivered in stunning 4K resolution. Images are
  optimized for both home and lock screens. Perfect clarity on retina
  displays. No compression artifacts or quality loss.

  Smart Browse & Discovery
  Beautiful masonry grid layout for easy browsing. Filter by color, style,
  or mood. Save favorites for quick access. Search to find exactly what you
   want. Preview how wallpapers look on your device.

  One-Tap Downloads
  No sign-up required for free wallpapers. Instant download to your photo
  library. Quick preview before downloading.

  Commercial Licensing Available:

  For Professionals & Businesses
  Need images for commercial use? Ocolog offers simple, affordable
  licensing:
  • Use images in marketing materials
  • Include in client projects
  • Print for commercial purposes
  • Use in apps and websites
  • Social media campaigns
  • Digital advertising

  Simple Licensing Process
  • Clear, straightforward pricing
  • Instant license delivery
  • Commercial rights included
  • No attribution required
  • Lifetime license per image

  Perfect For Everyone:

  Personal Use (Free)
  • Match wallpapers to your mood
  • Create themed home screens
  • Coordinate with app icons
  • Express your style

  Creative Professionals
  • Source high-quality backgrounds
  • Find inspiration for projects
  • License for client work
  • Build visual mood boards
  • Commercial usage rights

  Why Choose Ocolog?

  Truly Free
  No hidden costs, subscriptions, or surprise fees. Free means free -
  download as many wallpapers as you want without spending a penny.

  Weekly Updates
  Fresh content added regularly means you'll never run out of options.
  Check back daily for new wallpapers to keep your device looking fresh.

  Quality Guaranteed
  We curate only the highest quality images. Every wallpaper meets strict
  standards for resolution, composition, and visual appeal.

  Ethical & Legal
  All images are properly licensed and cleared for distribution. When you
  purchase a commercial license, you're fully covered for business use.

  User-Friendly Design:
  - Clean, intuitive interface
  - Fast loading and browsing
  - Smart categorization
  - Advanced search filters
  - Preview before download

  No Interruptions:
  • No ads cluttering your experience
  • No push notifications
  • No account required for free downloads
  • Just beautiful wallpapers

  Commercial License Benefits:
  • Full commercial usage rights
  • High-resolution originals
  • Legal protection for business use
  • Perfect for designers and marketers
  • Affordable one-time payment
  • Download invoice for expenses


  Download Ocolog today and give your iPhone a fresh new look - for free!
  With our extensive collection and weekly updates, you'll always find the
  perfect wallpaper.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Ocolog License | $9.99 | one-time |



## Version history (last 1 release)

### 1.0 — 2026-02-14

No release notes.

## More apps by Hamoon Nozari

- [Happy Daze News](https://appshunter.io/ios/app/happy-daze-news/id1608013779)
- [Positron+](https://appshunter.io/ios/app/positron-plus/id6714446885)
- [Factor Frenzy](https://appshunter.io/ios/app/factor-frenzy/id6738065660)
- [Song Co](https://appshunter.io/ios/app/song-co/id6742726776)
- [Snake Vocab](https://appshunter.io/ios/app/snake-vocab/id6743681214)
- [Music Theory Matrix](https://appshunter.io/ios/app/music-theory-matrix/id6746297669)

All apps by Hamoon Nozari: https://appshunter.io/developer/1604652329

## Related topics

[hamoon nozari](https://appshunter.io/ios/topics/hamoon-nozari)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-18.*