# 计算器 vs 记工时

The clearest difference is price: 记工时 at Free against 计算器's $2.99. 记工时 also leads on update cadence (every 4 months vs every 39 months) and iOS requirement (13.0 vs 16.6). 计算器's advantage is in-app purchases (none vs 3). On ads and device support there is nothing between them.

记工时 is free to download; 计算器 costs $2.99 up front. 记工时 sells 3 in-app purchases, starting at $2.99 per month. 计算器 asks for nothing beyond the download.

计算器 ships an update every 39 months, 记工时 every 4 months. The most recent releases landed on September 10, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | 计算器 | 记工时 |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 39 months | **Every 4 months** |
| Size | 29 MB | 26 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Doudou bird Technology Co., Ltd.](https://appshunter.io/developer/1383154758) | [应习 黄](https://appshunter.io/developer/1618173120) |

## What reviewers say

### 计算器

[App page](https://appshunter.io/ios/app/pro/id6450943764)

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

**In-app purchases:** none


### 记工时

[App page](https://appshunter.io/ios/app/id6670304463)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 记工时月度会员高级账户 | $2.99 | per month |
| 记工时季度会员高级账号 | $3.99 | per 3 months |
| 记工时年度会员高级账号 | $4.99 | per year |


## Frequently asked questions

### Is 计算器 free?

计算器 costs $2.99, with no in-app purchases.

### Is 记工时 free?

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

### Do 计算器 or 记工时 have ads?

Both 计算器 and 记工时 show ads.

### Which is updated more often, 计算器 or 记工时?

计算器 ships an update every 39 months, and 记工时 every 4 months. Most recently, 计算器 was updated on September 10, 2026 and 记工时 on September 9, 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.*