# 3A思维导图 vs 英飞思想家

The clearest difference is in-app purchases: 英飞思想家 at none against 3A思维导图's 3. 3A思维导图's advantage is update cadence (monthly vs every 5 months) and iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. 3A思维导图 sells 3 one-off in-app purchases. 英飞思想家 asks for nothing beyond the download.

3A思维导图 ships an update monthly, 英飞思想家 every 5 months. The most recent releases landed on November 1, 2026 and November 14, 2026 respectively.

## The numbers

| Metric | 3A思维导图 | 英飞思想家 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 months |
| Size | 79 MB | 7 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [燕锋 林](https://appshunter.io/developer/691726316) | [深圳英飞](https://appshunter.io/developer/1718506389) |

## What reviewers say

### 3A思维导图

[App page](https://appshunter.io/ios/app/3a-aiai/id770595610)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 会员年费 | $59.99 | one-time |
| VIP（企业） | $79.99 | one-time |
| 超级会员年费 | $89.99 | one-time |


### 英飞思想家

[App page](https://appshunter.io/ios/app/id6473156197)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 3A思维导图 free?

3A思维导图 is free to download, with in-app purchases available.

### Is 英飞思想家 free?

英飞思想家 is free to download, with no in-app purchases.

### Do 3A思维导图 or 英飞思想家 have ads?

Neither 3A思维导图 nor 英飞思想家 shows ads.

### Which is updated more often, 3A思维导图 or 英飞思想家?

3A思维导图 ships an update monthly, and 英飞思想家 every 5 months. Most recently, 3A思维导图 was updated on November 1, 2026 and 英飞思想家 on November 14, 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.*