# cost/day

> Finance calculator for prorating payments and displaying financial data via widget. (iPhone/iPad app by eiki yonemoto.)

- Source: https://appshunter.io/ios/app/costday/id6759906097 (this page in markdown: same URL + `.md`)
- Developer: [eiki yonemoto](https://appshunter.io/developer/1814352569)
- Category: Finance, Utilities
- Price: $1.99
- Age rating: 4+
- Requires: iOS 26.2 · 5 MB
- Languages: American English
- Released: 2026-03-04
- Data updated: 2026-08-24
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/costday/id6759906097/reviews.md

## What is cost/day?

・月払いは年間換算で自動計算

・一括払いは経過日数で自動割り算

・ホーム画面ウィジェット対応

## Key features

- Automatic monthly payment calculation
- Prorated lump sum calculations
- Home screen widget support
- Yearly cost conversion

## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/costday/id6759906097/reviews.md

### 5/5 — 1日

*2026-03-08*

あたりの値段が下がっていくのを見るのは楽しい

### 5/5 — 便利

*2026-03-06*

買い物前、サブスク購入前に1日あたりのコストを知ることで、本当に必要なのか見極めることができます！

## Frequently asked questions about cost/day

### What is the price of cost/day?

cost/day is a paid application priced at $1.99. This one-time purchase grants you access to all its features for managing your finances.

### Does cost/day have ads?

No, cost/day is ad-free. You can manage your finances without any interruptions from advertisements.

### What devices is cost/day available on?

cost/day is available on iPhone and iPad devices. It is designed to work seamlessly across these Apple platforms.

### How does cost/day calculate monthly payments?

cost/day automatically calculates monthly payments and converts them to an annual equivalent. This helps users understand the yearly cost of their subscriptions or expenses.

### Can I see my financial information on my home screen with cost/day?

Yes, cost/day supports home screen widgets. This allows for quick and convenient access to your financial data without needing to open the app.

### How does cost/day handle lump sum payments?

For lump sum payments, cost/day automatically prorates the amount based on the number of elapsed days. This provides a clear understanding of the cost per day.

### What is the age rating for cost/day?

cost/day has an age rating of 4+. This indicates it is suitable for a wide range of users, including younger individuals learning about finance.

### When was cost/day last updated?

cost/day was last updated on March 4, 2026, with version 1.0. This indicates it is a newly released application.

## Version history (last 1 release)

### 1.0 — 2026-03-04

No release notes.

## More apps by eiki yonemoto

- [風呂 not cancel](https://appshunter.io/ios/app/not-cancel/id6745889732)
- [Time Dial Widget](https://appshunter.io/ios/app/time-dial-widget/id6760223119)
- [Sound Loop Timer](https://appshunter.io/ios/app/sound-loop-timer/id6760892809)
- [4-pad sampler](https://appshunter.io/ios/app/4-pad-sampler/id6760901053)
- [くすりのしらせ](https://appshunter.io/ios/app/id6761111647)

All apps by eiki yonemoto: https://appshunter.io/developer/1814352569

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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 2026-08-24.*