# 华天成 vs TimelyCalc

The clearest difference is update cadence: TimelyCalc at daily against 华天成's every 10 days. 华天成's advantage is iOS requirement (9.0 vs 15.6). 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.

华天成 ships an update every 10 days, TimelyCalc daily. Both last shipped on September 15, 2026.

## The numbers

| Metric | 华天成 | TimelyCalc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 days | **Daily** |
| Size | 152 MB | 2 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CIB Solar Co., Ltd.](https://appshunter.io/developer/1038827198) | [朋 潘](https://appshunter.io/developer/1220314101) |

## What reviewers say

### 华天成

[App page](https://appshunter.io/ios/app/id1471489331)

**Features:** macOS Compatibility

**In-app purchases:** none


### TimelyCalc

[App page](https://appshunter.io/ios/app/timelycalc/id6740846638)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 华天成 free?

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

### Is TimelyCalc free?

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

### Do 华天成 or TimelyCalc have ads?

Neither 华天成 nor TimelyCalc shows ads.

### Which is updated more often, 华天成 or TimelyCalc?

华天成 ships an update every 10 days, and TimelyCalc daily. Most recently, 华天成 was updated on September 15, 2026 and TimelyCalc on September 15, 2026.

---

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