# OSSU vs 勤務時間記録

The clearest difference is in-app purchases: OSSU at none against 勤務時間記録's 1. OSSU also leads on ads (none vs shown) and iOS requirement (14.0 vs 16.0). 勤務時間記録's advantage is update cadence (every 8 days vs every 4 months). On price 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.

OSSU ships an update every 4 months, 勤務時間記録 every 8 days. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | OSSU | 勤務時間記録 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (1.2K ratings)](https://appshunter.io/ios/app/id1594136341/reviews)** |
| Number of ratings | — | **1.2K** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 8 days** |
| Monetization | — | Free with in-app purchases |
| Size | 40 MB | 21 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Raon Corp.](https://appshunter.io/developer/1851653875) | [WEBDIA INC.](https://appshunter.io/developer/1271616115) |

## What reviewers say

### OSSU

[App page](https://appshunter.io/ios/app/ossu/id1509242120)

**Features:** macOS Compatibility

**In-app purchases:** none


### 勤務時間記録

[App page](https://appshunter.io/ios/app/id1594136341)

This app helps manage work hours and calculate wages for part-time and full-time employees. It tracks daily hours, overtime, and includes features for calculating pay based on hourly or daily rates, with options for overtime and holiday pay. Users can also set up payroll closing dates and manage breaks.

**Highlights:** Work hour tracking, Wage calculation, Overtime pay calculation, Holiday pay calculation, Break time management, Payroll closing date setting

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

**In-app purchases:** none


## Frequently asked questions

### Is OSSU free?

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

### Is 勤務時間記録 free?

勤務時間記録 is free to download, with in-app purchases available.

### Do OSSU or 勤務時間記録 have ads?

勤務時間記録 shows ads; OSSU does not.

### Which is updated more often, OSSU or 勤務時間記録?

OSSU ships an update every 4 months, and 勤務時間記録 every 8 days. Most recently, OSSU was updated on October 25, 2026 and 勤務時間記録 on October 30, 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.*