# 28 - Twenty eight

> 28 - Twenty eight (iPhone/iPad app by MORI KOSAN CO.,LTD..)

- Source: https://appshunter.io/ios/app/28-twenty-eight/id1473459624 (this page in markdown: same URL + `.md`)
- Developer: [MORI KOSAN CO.,LTD.](https://appshunter.io/developer/1088209108)
- Category: Utilities, Lifestyle
- Price: Free
- Age rating: 4+
- Requires: iOS 15.6 · 314 MB
- Languages: American English, Bangla, Burmese, Indonesian, Japanese, Korean, Nepali, Chinese (Simplified, China), Thai, Vietnamese
- Released: 2019-09-09
- Data updated: 2026-09-05
- User reviews in markdown: https://appshunter.io/ios/app/28-twenty-eight/id1473459624/reviews.md

## What is 28?

・Its troublesome to calculate the 28 hours...
・I don't know the calculation for my summer break and after its over
・I wonder if my hours are all right as I was asked to work OT...
・I have so many part-time jobs that I can't calculate…

With this app, you can manage your part-time job hours without thinking about anything!

◆◆ Things you can do with the app ◆◆
・Calculate weekly hours (8 hours per day during long breaks)
・Calculate total hours across multiple part-time job locations
・Check the available working hours for today
・Keep a record of your part-time job growth


## Version history (last 5 releases)

### 2.3 — 2026-09-02

Bug Fixes & Performance Improvements
This update includes several improvements to make the app smoother, faster, and more stable.

What’s New:
Multiple payslip uploads for part-time jobs:
You can now upload multiple payslips for each of your part-time jobs.

New WA.SA.Bi cancellation screen:
We’ve added a dedicated screen for users who want to stop using WA.SA.Bi.


What’s improved:
・Improved card-related stability and behavior
・Added and refined animations across several screens
・Improved UI/UX details for a smoother user experience
・Fixed remaining system bugs and improved overall stability

### 2.2.8 — 2026-05-11

◆◆ New Features ◆◆

Registration Flow: Improved sign-up process for a more convenient and seamless experience.
Upload Date: Added the ability to edit and change the upload date on uploaded files.

◆◆ Bug Fixes & Performance ◆◆

Stability: Fixed remaining system bugs.

◆◆ Overall Improvements ◆◆

The app is safer and more user-friendly.

### 2.2.7 — 2026-04-28

4:00 PMClaude responded: ◆◆ New Features ◆◆◆◆ New Features ◆◆

Document Management: Support uploading and downloading documents for students.
Multi-language: Added Bengali language support.
Optimization: Updated new advertising system.

◆◆ Bug Fixes & Performance ◆◆
Stability: Fixed remaining system bugs.

◆◆ Overall Improvements ◆◆
The app is safer and more user-friendly.

### 2.2.6 — 2026-03-26

We've enhanced your experience!
◆◆ UI Improvements ◆◆
Redesigned Profile screen for a cleaner and more intuitive look.
◆◆ Updates ◆◆
Improved hourly wage calculation process for greater accuracy.
◆◆ Bug Fixes & Performance ◆◆
Fixed several bugs to improve overall app stability and user experience.
◆◆ Overall Improvements ◆◆
A smoother and more enjoyable experience awaits you.

### 2.2.5 — 2026-02-04

We've enhanced your experience!

◆◆ New Features ◆◆
School Linking via QR Code: Quick connection with just one scan.
Comprehensive update of long holidays and latest regulations.

◆◆ Security Improvements ◆◆
Optimized authentication system.

◆◆ Bug Fixes & Performance ◆◆
Fixed application errors.

◆◆ Overall Improvements ◆◆
A safer and more user-friendly application.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-05.*