Comparison

地政DATA vs Diet Handbook

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

Head to head
About

地政DATA

Features
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47都道府県の政官財人事情報が見られる「地政DATA」が完成しました!! 身近な政治の人事情報に素早く対応! 電子版の速報性と検索性を重視! Padやスマートフォンならではの使いやすさを追求、持ち運びにも便利です! 「議員」議会議員のプロフィール、所属や連絡先を掲載。 所属委員会、党・会派、選挙区、秘書役名などの情報をみやすく整理。 議員のカラー顔写真入。 「職員」庁職員(課長級以上)の組織、役職、氏名を掲載。 所在地、電話番号、ホームページや問合せ先も登載。 「経済界」地域の経済同友会、商工会議所の役員と出身会社をリンク、みやすく検索に便利。 各種の相談、交渉や陳情などに役立つ情報を網羅し、どこへ相談、陳情に行ったらよいのかもう迷うことはありません! 議会議員、秘書役、マスコミ関係者、また国政に関わる方々、地方政治に関わる多くの方々、身近な政治、明るい日本の創造のために便利で使いやすい「地政DATA」アプリを是非ともご利用下さい。

About

Diet Handbook

Features
Read full description

[An Essential App for Anyone Following Japanese Politics: Diet Handbook] Introducing "Diet Handbook," the app that lets you instantly check the latest profiles of members of the National Diet of Japan! Quickly search and view basic information and titles of Japanese lawmakers right in the app. No more need to carry a heavy directory with you every day. Plus, all information is updated daily by AI, so you won't have to worry about outdated data. - This app is developed by Policy Innovation Japan Co., Ltd., a policytech company. [Daily Updates by AI] All information displayed in Diet Handbook is automatically updated daily by our AI. This ensures you never miss out on the latest developments in the fast-paced world of Japanese politics. - Please note that due to the nature of AI-based data collection, information may not always be 100% accurate. We strongly recommend double-checking critical information before use. [User-Friendly Design] Designed for a seamless experience on your smartphone, making it easy to find any lawmaker. Search by: - House of Representatives / House of Councillors - Committees - Political Parties - Titles [Bilingual Support (Japanese/English)] Diet Handbook can be fully displayed in English! This makes it easy to use for our international users, with no need for external translation tools. (You can change the display language from the "Settings" tab.) [Contact Us] For bug reports, typo corrections, or any other inquiries, please contact us at the address below: app@sokuran.com Privacy Policy: https://policyinnovation.co.jp/en/privacy-en

Screenshots

地政DATA4 screens
Diet Handbook3 screens

Verdict

The call

The clearest difference is in-app purchases: Diet Handbook at none against 地政DATA's 3. Diet Handbook also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 2 months). On price, device support and iOS requirement 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. 地政DATA sells 3 one-off in-app purchases. Diet Handbook asks for nothing beyond the download.

UpkeepUpdate frequency

地政DATA ships an update every 2 months, Diet Handbook every 3 weeks. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

Scorecard3 real differences · 3 level
地政DATA versus Diet Handbook: the parameters behind the verdict, then further details
Parameter地政DATADiet Handbook
PriceFreeFree
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.015.0
Further details — not scored
Size11 MB26 MB
Age rating17+4+
DeveloperIntercross corporationPOLICY INNOVATION JAPAN K.K.

In-app purchases

3 purchases

地政DATA

One-time3
  • 1ヶ月チケット$1.99
  • 半年チケット$6.99
  • 1年チケット$14.99
None

Diet Handbook

No in-app purchases

Questions

Is 地政DATA free?
地政DATA is free to download, with in-app purchases available.
Is Diet Handbook free?
Diet Handbook is free to download, with no in-app purchases.
Do 地政DATA or Diet Handbook have ads?
地政DATA shows ads; Diet Handbook does not.
Which is updated more often, 地政DATA or Diet Handbook?
地政DATA ships an update every 2 months, and Diet Handbook every 3 weeks. Most recently, 地政DATA was updated on November 6, 2026 and Diet Handbook on November 8, 2026.

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