# 33IQ vs Number Riddle

The clearest difference is price: 33IQ at Free against Number Riddle's $0.99. Number Riddle's advantage is in-app purchases (none vs 10) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

33IQ is free to download; Number Riddle costs $0.99 up front. 33IQ sells 10 one-off in-app purchases. Number Riddle asks for nothing beyond the download.

33IQ ships an update monthly, Number Riddle every 2 weeks. The most recent releases landed on September 23, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | 33IQ | Number Riddle |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[2.5 (12 ratings)](https://appshunter.io/ios/app/33iq/id1013755867/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 52.9% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 28 MB | 7 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [上海冀创信息技术有限公司](https://appshunter.io/developer/1013755866) | [坡 王](https://appshunter.io/developer/1551750977) |

## What reviewers say

### 33IQ

[App page](https://appshunter.io/ios/app/33iq/id1013755867)

This platform offers a vast collection of Chinese logic puzzles and brain teasers for daily practice. Engage in problem-solving, learn new knowledge, and track your intellectual growth with detailed explanations and IQ assessments. It's designed for all ages to enhance cognitive skills.

**Highlights:** Extensive Chinese logic puzzle library, Daily puzzle updates, Detailed puzzle explanations, IQ testing and ability tracking, Suitable for all ages, Community problem-solving

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 588学识 | $0.99 | one-time |
| 1288学识 | $1.99 | one-time |
| 一个月会员 | $2.99 | one-time |
| 3888学识 | $3.99 | one-time |
| 9888学识 | $9.99 | one-time |
| 六个月会员 | $12.99 | one-time |
| 一年会员 | $14.99 | one-time |
| 两年会员 | $25.99 | one-time |
| 88888学识 | $39.99 | one-time |
| 永久会员 | $39.99 | one-time |


### Number Riddle

[App page](https://appshunter.io/ios/app/number-riddle-crack-the-code/id6764214227)

A logic-based deduction game where you uncover a hidden 3-digit code using limited clues and precise feedback. It offers quick gameplay sessions perfect for brain training and challenging your reasoning skills.

**Highlights:** Classic logic-based gameplay, Quick play sessions, Clear feedback system, Multiple difficulty levels, Level Mode, Daily Challenge

**In-app purchases:** none


## Frequently asked questions

### Is 33IQ free?

33IQ is free to download, with in-app purchases available.

### Is Number Riddle free?

Number Riddle costs $0.99, with no in-app purchases.

### Do 33IQ or Number Riddle have ads?

33IQ shows ads; Number Riddle does not.

### Which is updated more often, 33IQ or Number Riddle?

33IQ ships an update monthly, and Number Riddle every 2 weeks. Most recently, 33IQ was updated on September 23, 2026 and Number Riddle on September 15, 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.*