# RDLR vs Fall Wallpapers 4K for iPhone

The clearest difference is update cadence: RDLR at daily against Fall Wallpapers 4K for iPhone's fortnightly. RDLR also leads on iOS requirement (11.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

RDLR ships an update daily, Fall Wallpapers 4K for iPhone fortnightly. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | RDLR | Fall Wallpapers 4K for iPhone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rdlr-ai-riddle-generator/id6465424757/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Fortnightly |
| Monetization | Free | — |
| Size | 32 MB | 25 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Colr Club](https://appshunter.io/developer/1658813595) | [Oleksandr Parfentiev](https://appshunter.io/developer/1252217343) |

## What reviewers say

### RDLR

[App page](https://appshunter.io/ios/app/rdlr-ai-riddle-generator/id6465424757)

This app uses advanced AI to generate an endless supply of unique and challenging riddles. Save your favorites, share them with friends, and enjoy a constant stream of brain-teasing fun.

**Highlights:** AI-powered riddle generation, Save favorite riddles, Share riddles with friends, Unlimited riddle supply, Brain-teasing challenges

**Features:** macOS Compatibility

**In-app purchases:** none


### Fall Wallpapers 4K for iPhone

[App page](https://appshunter.io/ios/app/fall-wallpapers-4k-for-iphone/id6815774221)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is RDLR free?

RDLR is free to download, with no in-app purchases.

### Is Fall Wallpapers 4K for iPhone free?

Fall Wallpapers 4K for iPhone is free to download, with no in-app purchases.

### Do RDLR or Fall Wallpapers 4K for iPhone have ads?

Neither RDLR nor Fall Wallpapers 4K for iPhone shows ads.

### Which is updated more often, RDLR or Fall Wallpapers 4K for iPhone?

RDLR ships an update daily, and Fall Wallpapers 4K for iPhone fortnightly. Most recently, RDLR was updated on November 3, 2026 and Fall Wallpapers 4K for iPhone on November 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*