# Tacit OA vs GMT智能

Tacit OA and GMT智能 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 3 weeks. Both last shipped on September 8, 2026.

## The numbers

| Metric | Tacit OA | GMT智能 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 154 MB | 51 MB |
| Requires iOS | 11.0 | **10.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jiu Tian Yun Technology (wuhan) Limited Company](https://appshunter.io/developer/1554438567) | [Shenzhen Jimendi Intelligence Technology Co.,Ltd.](https://appshunter.io/developer/1674963728) |

## What reviewers say

### Tacit OA

[App page](https://appshunter.io/ios/app/tacit-oa/id1554438565)

**Features:** macOS Compatibility

**In-app purchases:** none


### GMT智能

[App page](https://appshunter.io/ios/app/gmt/id1627206349)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Tacit OA free?

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

### Is GMT智能 free?

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

### Do Tacit OA or GMT智能 have ads?

Neither Tacit OA nor GMT智能 shows ads.

### Which is updated more often, Tacit OA or GMT智能?

Tacit OA ships an update every 3 weeks, and GMT智能 every 3 weeks. Most recently, Tacit OA was updated on September 8, 2026 and GMT智能 on September 8, 2026.

---

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