# IQ and R — Illusion, Quiz and Riddles

> Collection of illusions, quizzes, and riddles for mental challenges. (iPhone/iPad app by MondayOFF.)

- Source: https://appshunter.io/ios/app/iq-and-r/id1531433506 (this page in markdown: same URL + `.md`)
- Developer: [MondayOFF](https://appshunter.io/developer/1448226898)
- Category: Games, Casual, Trivia
- Price: Free
- Rating: 4.46/5 from 5,877 App Store ratings · 179 written reviews indexed
- Age rating: 4+
- Requires: iOS 11.0 · 188 MB
- Languages: English, French, German, Japanese, Korean, Chinese, Spanish, Chinese
- Released: 2020-09-15
- Data updated: 2026-08-31
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/iq-and-r/id1531433506/reviews.md

## What is IQ and R?

Keep challenging for yourself!

Here is a hundreds of quiz for you.

IQ and R!


· · · · · · Game Feature · · · · · · ·

» A hundreds of illusions
» A hundreds of quiz
» A hundreds of riddles
» Share some quiz to your friends and see who is better!

Best hyper casual game developer MondayOFF
In South Korea
· · · · · · · · · · · · · · · · · · · · · · · · ·

## Key features

- Hundreds of illusions
- Hundreds of quizzes
- Hundreds of riddles
- Share quizzes with friends
- Mental challenges

## What do users think of IQ and R?

Overall sentiment: positive

**Pros**

- 🤔 Challenging puzzles
- 👍 Good game design
- 💡 Helpful for improving mental skills
- 😊 Fun and enjoyable

**Cons**

- 🙄 Too many ads
- 🤯 Frustrating level 54
- 🤔 Unclear instructions for some puzzles

**Commonly reported bugs**

- Incorrect answers for some puzzles
- App crashes or won't open for some users

**Most requested features**

- Add a skip feature to bypass difficult puzzles
- Allow users to go back to previous levels

## Recent user reviews (10 of 179)

All indexed reviews: https://appshunter.io/ios/app/iq-and-r/id1531433506/reviews.md

### 5/5 — 54?

*2025-03-10, version 1.4.0*

what’s is the answer for level 54? i’m so stuck idk what to do it the answer is the reviews on the app store but i can’t find it

### 5/5 — Good game

*2023-10-16, version 1.4.0*

This is a very good game

### 5/5 — Math

*2023-10-15, version 1.4.0*

8:2+2(2+2)=1

### 5/5 — Omg

*2023-08-25, version 1.4.0*

Easy peasy lemon squeezy

### 4/5 — What is the answer to level 54

*2023-05-29, version 1.4.0*

I hope this review because it to me more than 20 attempts to try to beat this level, I wish there was a skip trade for keys(each = 5)but there ins’t. Pweeeeeeeseeeeee add the literal feature. And pssssssssssssssssssssssssssssssssssssse

### 4/5 — Review

*2023-04-27, version 1.4.0*

Not bad, I would like it a bit more challenging but not bad

### 3/5 — Too many ads

*2022-12-13, version 1.4.0*

The puzzles were fun but an ad after everyone is too much for me and takes the enjoyment out of the game.

### 5/5 — Why

*2022-11-28, version 1.4.0*

Dont know why i and to write am review but its dtill pretty fun!

### 5/5 — Fun

*2022-07-11, version 1.4.0*

Great brain teaser

### 5/5 — Good

*2022-06-21, version 1.4.0*

100/10

## Frequently asked questions about IQ and R

### What does the IQ and R app do?

The app provides a large collection of illusions, quizzes, and riddles designed to challenge your mind. It offers hundreds of each type of content for users to engage with and test their intellect.

### What are the main features of IQ and R?

Key features include access to hundreds of illusions, hundreds of quizzes, and hundreds of riddles. Users can also share quizzes with friends to see who performs better.

### Is IQ and R free to use?

The application is free to download and use. It is supported by advertisements, meaning you will see ads while playing.

### What kind of content can I expect in IQ and R?

You can expect a wide variety of mental challenges. This includes visual illusions, knowledge-based quizzes, and wordplay riddles to keep your mind sharp.

### Who is the target audience for this app?

This app is designed for anyone who enjoys testing their cognitive abilities, solving puzzles, and engaging in brain-teasing activities. It's suitable for individuals looking for a fun mental workout.

## Version history (last 5 releases)

### 1.4.0 — 2021-12-07

» Fixed black screen issue on iOS 15 version

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We are always trying to give you better experience.
MondayOFF
· · · · · · · · · · · · · · · · · · · · · · · · ·

### 1.3.0 — 2021-12-02

» Updated for latest iOS 15 version

· · · · · · · · · · · · · · · · · · · · · · · · ·
We are always trying to give you better experience.
MondayOFF
· · · · · · · · · · · · · · · · · · · · · · · · ·

### 1.2.0 — 2021-04-26

» Updated for latest iOS 14.5 policy

· · · · · · · · · · · · · · · · · · · · · · · · ·
We are always trying to give you better experience.
MondayOFF
· · · · · · · · · · · · · · · · · · · · · · · · ·

### 1.1.0 — 2021-02-25

» Updated latest iOS 14 policy

· · · · · · · · · · · · · · · · · · · · · · · · ·
We are always trying to give you better experience.
MondayOFF
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### 1.0.1 — 2020-11-23

» Updated latest platform policy
» Update our game and try more quizzes!

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We are always trying to give you better experience.
MondayOFF
· · · · · · · · · · · · · · · · · · · · · · · · ·

## Apps similar to IQ and R

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [IQ Boost: Training Brain Games](https://appshunter.io/ios/app/iq-boost-training-brain-games/id1518047412) | 4.5 (44,476) | Free | Games |
| [IQ Test Brain Training Riddles](https://appshunter.io/ios/app/iq-test-brain-training-riddles/id1347362487) | 4.4 (8,002) | Free | Games |
| [Tricky Bricky: Brain Games 3D](https://appshunter.io/ios/app/tricky-bricky-brain-games-3d/id1497100207) | 4.5 (4,507) | Free | Games |
| [Brain Test: Tricky Puzzles](https://appshunter.io/ios/app/brain-test-tricky-puzzles/id1486214495) | 4.8 (1,456,383) | Free | Games |
| [Who is? 2 Brain Puzzle & Chats](https://appshunter.io/ios/app/who-is-2-brain-puzzle-and-chats/id1556510667) | 4.8 (6,826) | Free | Games |
| [Crazy Run Now](https://appshunter.io/ios/app/crazy-run-now/id988451560) | — | Free | Games |

## More apps by MondayOFF

- [Gentle Sniper](https://appshunter.io/ios/app/gentle-sniper/id1449222715)
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- [Decalcomanie Gallery](https://appshunter.io/ios/app/decalcomanie-gallery/id1494923122)
- [Hydro Dipping!](https://appshunter.io/ios/app/hydro-dipping/id1501136001)
- [Mold Master 3D](https://appshunter.io/ios/app/mold-master-3d/id1512650060)

All apps by MondayOFF: https://appshunter.io/developer/1448226898

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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 2026-08-31.*