# CTL vs 智养大师

The clearest difference is update cadence: 智养大师 at monthly against CTL's every 3 months. CTL's advantage is iOS requirement (10.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CTL ships an update every 3 months, 智养大师 monthly. The most recent releases landed on November 11, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | CTL | 智养大师 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Size | 10 MB | 46 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [精豪 薛](https://appshunter.io/developer/1521407500) | [伟坚 何](https://appshunter.io/developer/1817953488) |

## What reviewers say

### CTL

[App page](https://appshunter.io/ios/app/ctl-aqua/id1050633439)

**Features:** macOS Compatibility

**In-app purchases:** none


### 智养大师

[App page](https://appshunter.io/ios/app/id6767783067)

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

**In-app purchases:** none


## Frequently asked questions

### Is CTL free?

CTL is free to download, with no in-app purchases.

### Is 智养大师 free?

智养大师 is free to download, with no in-app purchases.

### Do CTL or 智养大师 have ads?

Neither CTL nor 智养大师 shows ads.

### Which is updated more often, CTL or 智养大师?

CTL ships an update every 3 months, and 智养大师 monthly. Most recently, CTL was updated on November 11, 2026 and 智养大师 on November 9, 2026.

---

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