請求書FinFin インボイス対応 請求書/見積書

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Everyone
50K+
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Everyone
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About this app

《Easy and Convenient! Invoice System Compliant Invoice Issuance App》
*\Quick and Easy in Your Spare Time!/*
"Invoice FinFin" is an invoice app that allows you to create and receive invoices and receipts with just your smartphone.

It complies with the Invoice System (Qualified Invoice Preservation Method) and the Electronic Bookkeeping Law.

【You can create these documents!】
・Quotations
・Invoices
・Delivery Notes
・Receipts

【What's Convenient About Invoice FinFin!】
◆Easy to issue, easy to send!

Issued documents can be issued as PDFs, sent via email, or shared via links.

They are delivered without any time lag, so recipients can rest assured.

◆Duplicate and convert with one click!

You can duplicate and convert issued documents, saving you the trouble of inputting data.

For example:
• Quotation → Invoice
• Invoice → Delivery Note
• Delivery Note → Invoice
• Invoice → Receipt

◆ Compliant with the Invoice System (Qualified Invoice Preservation Method)
Easily issue invoices compliant with the Invoice System.
Create documents in the correct format that your business partners can accept with confidence.

◆ Paperless and compliant with the Electronic Bookkeeping Law
Save issued documents as electronic data in accordance with the law.
Ensure secure data management.

【Other features include!】 】
■Function 1: Creation
- Select from registered customer and item list
- Customize units and tax display
- Change format color (pink/gray)
- Automatic calculation of withholding tax

■Function 2: Receiving
- Display a list of received invoices, etc.
- Register paper invoices by taking a picture with your camera

■Function 3: Ledger
- Automatic input from next time by registering customer and item
- Import/export customer and item list

■Function 4: Settings
- Register company seal
- Change document title
- Display consumption tax (inclusive/exclusive) and fractional amount settings

【Invoice FinFin is recommended for people like this! 】
* For those who want an invoice app that can be completed entirely on a smartphone
* For those who don't have a computer, or find it troublesome to open a computer
* For those who want to process invoices anytime, anywhere during their free time
* For those who want to quickly comply with the invoice system
* For those who want to easily comply with the Electronic Bookkeeping Law
* For those who exchange invoice data via email
* For those who exchange invoices and receipts as PDF data
* For those who want to import invoices received on paper or as PDFs into the app
* For those who want to centrally manage both issued and received invoices
* For those who want a simple and easy-to-use invoice app

【Invoice FinFin Official Website Here】
https://www.finfin.jp/sp-invoice/invoice.html

【Contact Us】
Please feel free to contact us if you have any problems.
https://faq.finfin.jp/hc/ja/requests/new

【Privacy Policy】
https://www.finfin.jp/privacy/
Updated on
Jun 24, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Personal info, Messages and 3 others
This app may collect these data types
Personal info, Financial info and 5 others
Data is encrypted in transit
You can request that data be deleted

What’s new

・軽微な修正を行いました。
引き続き「請求書FinFin」をよろしくお願いいたします。
Content rating
Everyone
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App support

About the developer
KAIKEI BANK CO., LTD.
developer@finfin.jp
1-6-1, OTEMACHI OTEMACHI BLDG.FINOLAB CHIYODA-KU, 東京都 100-0004 Japan
+81 3-6824-5285