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App Store Apps > Reference > Pocketbook Appendix
Pocketbook Appendix icon

Pocketbook Appendix

by TECHNO SQUARE Inc. · Reference · $0.99
On the App Store since February 2011 · Data updated 2026-10-31

Pocketbook Appendix is made and published by TECHNO SQUARE Inc. AppBrain is an independent app data site and isn't affiliated with TECHNO SQUARE Inc. The app name, icon, screenshots and description belong to TECHNO SQUARE Inc. and are shown as published on the App Store.

AppBrain's verdict

Best rank
#47
Top Paid, Japan
Last updated
August 31, 2026
Official page on the App Store

Rankings

App Store top charts
Highest rank
#47
Chart
Top Paid
Reference
Country
Japan

App Store Rankings for Pocketbook Appendix

Top rankings

Rank Country Category List
47 Japan Reference Top Paid

Ranking history in Japan

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More from TECHNO SQUARE Inc.

Pocketbook Appendix Lite icon Pocketbook Appendix Lite
TECHNO SQUARE Inc.
0.0
Free

Releases

Updates seen on the App Store
Version
2.2.9
Launched
February 2011

No changelog data

User feedback

Ratings and reviews on the App Store

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Technology

Found in the app by AppBrain
Price
$0.99
App size
8.12 MB
Content rating
Everyone

Technologies used by Pocketbook Appendix

About the app and developer

About Pocketbook Appendix

Pocketbook Appendix is a reference app developed by TECHNO SQUARE Inc.

User Ratings

The app has no ratings yet.

App Information

Pocketbook Appendix costs $0.99. The app size is 8.12 MB. The latest version available is 2.2.9. The last update was on August 31, 2026.

Technical Requirements

The app has a content rating of Everyone. The app has been available on the App Store since February 2011.

Developer information for TECHNO SQUARE Inc.

TECHNO SQUARE Inc.

Address:

Share Pocketbook Appendix

Store listing

By TECHNO SQUARE Inc., from the App Store
Pocketbook Appendix Screenshot 1 of 2
Pocketbook Appendix Screenshot 2 of 2
Screenshots by TECHNO SQUARE Inc., from the the App Store listing
Description by TECHNO SQUARE Inc. Written by the developer, not by AppBrain. Click to read.
Pocketbook Appendix is english version of Techo-no-furoku(手帳の付録).
This application is like the Japanese pocketbook appendix.
It has a lot of information on Japan and more than Pocketbook Appendix.

[ver2.2.9 Update]
- Update "Route Map"

[ver2.2.8 Update]
- Update "Postal Charges" data after 2025/11/1
- Update "Stamp duty" data after 2026/6
- Update "Noshigami"
- Update "Long-lived celebration"
- Update "Emergency number"

[ver2.2.7 Update]
- Update "Postal Charges" data after 2024/10/1
- Update "Stamp duty" data after 2024/11/18

[ver2.2.6 Update]
- Update "Postal Chages" data after 2023/10/1

[ver2.2.5 Update]
- Update "Postal Charges" data after 2023/05/8
- Update "Stamp duty" data after 2023/05/8

[ver2.2.4 Update]
- Add launch screen
- Bug fixes
- Update Japanese holiday
- Update Stamp duty

[ver2.2.3 Update]
- Update "Postal Charges" data after 2019/10/1

[ver2.2.2 Update]
- Update "Age table" for new Japanese Calender
- Update "Japanese holiday" for 2019,2020

[ver2.2.1 Update]
- Fix unit of acceleration in conversion table on Japanese version.
- Update Route Map.

[ver2.2.0 Update]
- Add Mountain Day to Japanese Holiday.
- Fix that not all of A.D. of the age table is displayed.
- Fix calculation flow rate, kinematic viscosity ,absolute measurement in conversion table.
- Update postal charges.
- Update stamp duty.
- Fix that crash when selecting some items.
- Fix that layout collapses when displayed on landscape screen.

[ver2.1.6 Update]
- Acceleration, flow rate, additional viscosity, kinematic viscosity to absolute measurement conversion table
- If you have to bold in body configuration, Fixed a phenomenon that sum calendar display of age Chart is interrupted

[ver2.1.5 Update]
- iOS8 Bug Fix

[ver2.1.4 Update]
- URL Scheme "appendix://"
- Background color Bug Fix
- Metro List Add Nautical mile(n.mile)


[ver2.1.3 Update]
- iOS7 PickerView Bug Fix

[ver2.1.0 Update]
- Tax Rate Change

[ver2.1.0 Update]
- Add Config Arrange List

[Ver2.0.0 Update]
- Add Route Map(Tokyo,Osaka)

[Ver1.0.7 Update]
- Bug fix in Emergency number

[Ver1.0.6 Update]
- Menu icon add
- Bug fix

[Ver1.0.5 Update]
- Bug fix in the solar system star

[Ver1.0.4 Update]
- Add to a dwarf planet in the solar system star
- Bug Fix

[Contents]
- Age table
- Conversion table
- Postal charges
- Emergency number
- Japanese holiday
- Rokuyō
- Prefectures of Japan
- Country number
- Time difference
- Writing of letter
- Noshigami
- Calendar (Koyomi)
- Solar system
- The twelve signs of the zodiac
- Language of flowers
- The symbol of an element
- Long-lived celebration
- Size table
- Web color code
- Yakudoshi
- Stamp duty
- The 24 Solar Terms
- Paper size
- Wedding Anniversary
- Route Map
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Overview Alternatives Reviews Rankings Technology
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