Comparison

Pocketbook Appendix Lite vs Japandix

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Pocketbook Appendix Lite

This app provides a comprehensive collection of Japanese reference data, including postal charges, holidays, age tables, and conversion charts. It is regularly updated with new information and bug fixes to ensure accuracy and usability.

Highlights
  • Age table
  • Conversion table
  • Postal charges
  • Emergency numbers
  • Japanese holidays
  • Calendar
  • Solar system information
Features
Read full description

Pocketbook Appendix Lite is english version of Techo-no-furoku(手帳の付録) Lite. This application is like the Japanese pocketbook appendix. It has a lot of information on Japan and more than Pocketbook Appendix. [ver1.3.8 Update] - Update "Postal Charges" data after 2025/11/1 - Update "Noshigami" - Update "Long-lived celebration" - Update "Emergency number" [ver1.3.7 Update] "Postal Charges" data after 2024/10/1 [ver1.3.6 Update] "Postal Charges" data after 2023/10/1 [ver1.3.5 Update] "Postal Charges" data after 2023/05/8 [ver1.3.3 Update] - Update "Postal Charges" data after 2019/10/1 [ver1.3.2 Update] - Update "Age table" for new Japanese Calender - Update "Japanese holiday" for 2019,2020 [ver1.3.1 Update] - Fix unit of acceleration in conversion table on Japanese version. [ver1.3.0 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. - Fix that crash when selecting some items. - Fix that layout collapses when displayed on landscape screen. - Fix the app name to Pocketbook Appendix Lite. [ver1.2.0 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 [Ver1.1.0 Update] - bug fixes to be killed iOS8 [Ver1.0.9 Update] Fixed a memory leak [Ver1.0.8 Update] - URL Scheme 'appendixf' - Background Color Bug Fix URLスキーム対応 "appendixf" [Ver1.0.7 Update] - iOS7 PickerView Bug Fix [Ver1.0.5 Update] - Tax Rate Change [Ver1.0.4 Update] - Bug fix in Emergency number [Ver1.0.3 Update] - Menu icon add - Bug fix [Ver1.0.2 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 - Long-lived celebration - Wedding Anniversary "Pocketbook Appendix" (paid version) contents - The symbol of an element - Size table - Web color code - Yakudoshi - Stamp duty - The 24 Solar Terms - Paper size The paid version will not see advertising.

About

Japandix

This app serves as a digital appendix for diaries, offering a wealth of information on Japanese living, etiquette, and culture. It includes details on manners, calendars, unit conversions, and various trivia. Users can bookmark content and view it offline, with language switching between Japanese and English.

Highlights
  • Extensive Japan-related content
  • Index search functionality
  • Bookmark management (MyList)
  • Offline viewing
  • Language switching (Japanese/English)
  • Information on manners and etiquette
  • Living and trivia sections
Read full description

'Japandix' is the simplest app that computerized appendix attached to the diary in Japan. A lot of living information, manners that you should know, and study of Japan are recorded in an appendix. Please enjoy life in Japan. And, please come to like Japan. [Main Features] • A lot of content about Japan • Index search • MyList to manage bookmarks • Viewing content offline • Language switching (Japanese / English) (The Japanese language environment is required.) [Limitation of the Free Version] This app is a free version for trial. There is a limit of the following. Please upgrade to a normal version, if you like this app. • Display of advertisement • Limit the number of registered in MyList • Limit the number of times of use of the index search • Can not save the last selected tab • Can not save your entries for each topic [Contents] • Manners to Know Manners of the Noshibukuro / Business Etiquette / Writing of Letter / Table Manners / Manners of Wedding / Manners of Funeral Services / Manners of Omimai • Living Information Calendar / Age Chart / Entrance, Graduation Year Chart / Unit Conversion Table / Postal Charges Chart / Postal Optional Charges Chart / Envelope Size / Paper Size / Adults' Clothes Size Chart / Children's Clothes Size Chart / Time Difference / Washing Symbols / Measurement of Food / Prefectures / Notification Destination / Telephone Guide / Stamp Duty / Disaster Prevention Guide / Health Care • Various Trivias National Holiday / Seasonal Day / About Rokuyo / Rokuyo Table / Wedding Anniversary / Celebration of Children / Celebration of the Long-Lived / Eto / Yakudoshi / Memorial Service / Family Relationship Chart / Birth Stone / Birth Flower / Language of Flowers / Finger Ring / 12 Signs of the Zodiac / 88 Constellations / Nutrient / Sports / World Countries [Notice] There may be some errors in the translation results, because an each content has been translated into English from Japanese by automatic translation. We try to expect accuracy about the contents, but for damages resulting from the use, it does not take any responsibility.

Screenshots

Pocketbook Appendix Lite2 screens
Japandix4 screens

Verdict

The call

The clearest difference is review sentiment: Japandix at 100% against Pocketbook Appendix Lite's 45%. Pocketbook Appendix Lite's advantage is in-app purchases (none vs 1) and iOS requirement (11.0 vs 16.6). On price, update cadence, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Japandix sells 1 one-off in-app purchase. Pocketbook Appendix Lite asks for nothing beyond the download.

UpkeepUpdate frequency

Pocketbook Appendix Lite ships an update every 6 months, Japandix every 5 months. The most recent releases landed on August 7, 2026 and September 15, 2026 respectively.

Scorecard4 real differences · 6 level
Pocketbook Appendix Lite versus Japandix: the parameters behind the verdict, then further details
ParameterPocketbook Appendix LiteJapandix
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews45.0% of reviews100.0% of reviews — better
Number of ratings—1 — better
Update frequencyEvery 6 monthsEvery 5 months — better
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad
Requires iOS11.0 — better16.6
Further details — not scored
Size7 MB39 MB
Age rating4+4+
DeveloperTECHNO SQUARE inc.Dreams Come True Inc.

Customer experience

Pocketbook Appendix Lite

Written reviews20 reviews
Positive45.0%
Neutral10.0%
Negative45.0%

Japandix

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Pocketbook Appendix Lite

No in-app purchases

1 purchases

Japandix

One-time1
  • Upgrade$0.99

Questions

Is Pocketbook Appendix Lite free?
Pocketbook Appendix Lite is free to download, with no in-app purchases.
Is Japandix free?
Japandix is free to download, with in-app purchases available.
Do Pocketbook Appendix Lite or Japandix have ads?
Both Pocketbook Appendix Lite and Japandix show ads.
Which is updated more often, Pocketbook Appendix Lite or Japandix?
Pocketbook Appendix Lite ships an update every 6 months, and Japandix every 5 months. Most recently, Pocketbook Appendix Lite was updated on August 7, 2026 and Japandix on September 15, 2026.

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