# 积墨投屏 vs ChatGPro

The clearest difference is in-app purchases: 积墨投屏 at none against ChatGPro's 4. 积墨投屏 also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.1). ChatGPro's advantage is update cadence (monthly vs every 3 months). On price and device support there is nothing between them.

Both are free to download. ChatGPro sells 4 one-off in-app purchases. 积墨投屏 asks for nothing beyond the download.

积墨投屏 ships an update every 3 months, ChatGPro monthly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 积墨投屏 | ChatGPro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Monthly** |
| Size | 48 MB | 98 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hangzhou Small Fire Network Technology Co., Ltd.](https://appshunter.io/developer/1106805320) | [Jun Chen](https://appshunter.io/developer/1138137010) |

## What reviewers say

### 积墨投屏

[App page](https://appshunter.io/ios/app/id6448000400)

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

**In-app purchases:** none


### ChatGPro

[App page](https://appshunter.io/ios/app/chatgpro-ai/id6752632250)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 120 积分 | $0.99 | one-time |
| 680 积分 | $3.99 | one-time |
| 1600 积分 | $9.99 | one-time |
| 3300 积分 | $19.99 | one-time |


## Frequently asked questions

### Is 积墨投屏 free?

积墨投屏 is free to download, with no in-app purchases.

### Is ChatGPro free?

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

### Do 积墨投屏 or ChatGPro have ads?

ChatGPro shows ads; 积墨投屏 does not.

### Which is updated more often, 积墨投屏 or ChatGPro?

积墨投屏 ships an update every 3 months, and ChatGPro monthly. Most recently, 积墨投屏 was updated on November 3, 2026 and ChatGPro on October 30, 2026.

---

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