# 智力开发 vs Flip Digits

The clearest difference is price: 智力开发 at Free against Flip Digits's $0.99. Flip Digits's advantage is ads (none vs shown) and update cadence (daily vs every 18 months). On in-app purchases, device support and iOS requirement there is nothing between them.

智力开发 is free to download; Flip Digits costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

智力开发 ships an update every 18 months, Flip Digits daily. The most recent releases landed on October 30, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | 智力开发 | Flip Digits |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/id1615404640/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 18 months | **Daily** |
| Monetization | Ad-supported | — |
| Size | 51 MB | 43 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [丽丽 赵](https://appshunter.io/developer/1469174045) | [KINDID LIMITED](https://appshunter.io/developer/1508570944) |

## What reviewers say

### 智力开发

[App page](https://appshunter.io/ios/app/id1615404640)

This educational app helps children aged 2-8 learn recognition through interactive games and visual aids. It covers letters, words, animals, and more, fostering cognitive development and early literacy skills in a fun, engaging way.

**Highlights:** Interactive learning games, Object and word recognition, Alphabet and vocabulary building, Visual and auditory learning, Cognitive skill development, Categorized flashcards

**Features:** macOS Compatibility

**In-app purchases:** none


### Flip Digits

[App page](https://appshunter.io/ios/app/flip-digits/id1665828286)

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

**In-app purchases:** none


## Frequently asked questions

### Is 智力开发 free?

智力开发 is free to download, with no in-app purchases.

### Is Flip Digits free?

Flip Digits costs $0.99, with no in-app purchases.

### Do 智力开发 or Flip Digits have ads?

智力开发 shows ads; Flip Digits does not.

### Which is updated more often, 智力开发 or Flip Digits?

智力开发 ships an update every 18 months, and Flip Digits daily. Most recently, 智力开发 was updated on October 30, 2026 and Flip Digits on October 19, 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.*