# 儿童IQ益智图书 vs Doodle Tanks™ Gears

The clearest difference is review sentiment: 儿童IQ益智图书 at 100% against Doodle Tanks™ Gears's 0%. 儿童IQ益智图书 also leads on rating (4.0 vs 3.5) and ads (none vs shown). Doodle Tanks™ Gears's advantage is ratings volume (6 vs 1). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. 儿童IQ益智图书 sells 1 one-off in-app purchase and Doodle Tanks™ Gears sells 7 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

儿童IQ益智图书 holds the better App Store score, 4.0 against 3.5. That said, the two scores are not equally well evidenced: Doodle Tanks™ Gears has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of 儿童IQ益智图书's written reviews are positive against 0% of Doodle Tanks™ Gears's.

儿童IQ益智图书 ships an update every 5 months, Doodle Tanks™ Gears every 24 months. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | 儿童IQ益智图书 | Doodle Tanks™ Gears |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/iq/id494805247/reviews)** | [3.5 (6 ratings)](https://appshunter.io/ios/app/doodle-tanks-gears/id1009328722/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 months** | Every 24 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 60 MB | 137 MB |
| Requires iOS | **8.3** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rafat Zohra](https://appshunter.io/developer/412000260) | [JoyBits Co Ltd.](https://appshunter.io/developer/375374774) |

## What reviewers say

### 儿童IQ益智图书

[App page](https://appshunter.io/ios/app/iq/id494805247)

This educational book aims to enhance children's intelligence and vocabulary through an engaging approach. It utilizes a child's natural sensory perception to teach them about objects, sounds, colors, letters, and numbers in a fun and interactive way.

**Highlights:** Develops children's intelligence, Enhances vocabulary, Teaches colors, letters, and numbers, Utilizes sensory perception for learning, Fun and engaging learning experience

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 儿童IQ益智图书 | $1.99 | one-time |


### Doodle Tanks™ Gears

[App page](https://appshunter.io/ios/app/doodle-tanks-gears/id1009328722)

Design and build World War II tanks and armored vehicles by combining elements. Learn about historical events and designers while creating dozens of unique machines. This puzzle game offers fun for all ages with a historical twist.

**Highlights:** Design and build WWII tanks, Combine elements to create vehicles, Learn historical facts, Dozens of tanks to engineer, Over 100 elements to combine, Available in 6 languages

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Border "Mark duplicates" for 12 hours. | $0.99 | one-time |
| Border "Final elements" for 12 hours. | $0.99 | one-time |
| Border "No reaction" for 12 hours. | $0.99 | one-time |
| 20 tips "Element". | $0.99 | one-time |
| 15 tips "Groups". | $1.99 | one-time |
| Get Premium Content | $1.99 | one-time |
| 10 tips "Reaction". | $2.99 | one-time |


## Frequently asked questions

### Is 儿童IQ益智图书 free?

儿童IQ益智图书 is free to download, with in-app purchases available.

### Is Doodle Tanks™ Gears free?

Doodle Tanks™ Gears is free to download, with in-app purchases available.

### Which has better reviews, 儿童IQ益智图书 or Doodle Tanks™ Gears?

儿童IQ益智图书 is rated higher. 儿童IQ益智图书 averages 4.0 out of 5 from 1 ratings, while Doodle Tanks™ Gears averages 3.5 from 6 ratings.

### Do 儿童IQ益智图书 or Doodle Tanks™ Gears have ads?

Doodle Tanks™ Gears shows ads; 儿童IQ益智图书 does not.

### Which is updated more often, 儿童IQ益智图书 or Doodle Tanks™ Gears?

儿童IQ益智图书 ships an update every 5 months, and Doodle Tanks™ Gears every 24 months. Most recently, 儿童IQ益智图书 was updated on November 1, 2026 and Doodle Tanks™ Gears on November 4, 2026.

---

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