BBWALKER vs ゼロカーボン・チャレンジ
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BBWALKER
Discover Belgian beers and breweries at the Belgian Beer Weekend in Japan. Explore detailed beer descriptions, food pairings, and an interactive venue map. Log your tasting experiences and track your preferences.
- Explore Belgian beers with descriptions and taste charts
- Discover food vendors and beer pairings
- Interactive venue floor map
- Personalized beer recommendations
- Log tasting experiences in My Passport
- View event schedule and performances
Read full descriptionHide full description
BBWalker (Belgian Beer Walker) is the official app of the Belgian Beer Weekend in Japan. Explore beers, discover breweries, and enjoy Belgian Beer Weekend like a pro! Available in Japanese and English. BEERS Explore every Belgian beer — with detailed descriptions, taste charts, brewery info, and smart search functions. Filter by type, alcohol, price or taste preference. Not sure what to try next? Get personalized recommendations with "For You" and discover new styles with "Explore". FOOD Explore our food vendors and find the perfect pairing for your favorite Belgian beer. Each menu shows the price, description, and recommended beer types for the ultimate pairing experience. FLOOR MAP Navigate our interactive venue map to locate the beer and food stalls. Tap any stall to discover what's pouring and cooking. DISCOVER Curate your own home screen with collections like "Holy Trappist Beer", "Light & Easy", "Dark Beer, Rich World" and more. Tap Customize to pick your favorite collections. MY PASSPORT Log every beer you taste with your personal passport. Track your stats — beers, liters, types — plus ratings, memos, wishlist and your very own Beer DNA taste profile. SCHEDULE Check the event schedule, artists and live performances directly in the app. Never miss a moment!
ゼロカーボン・チャレンジ
Read full descriptionHide full description
2025年4月~10月まで開催された大阪・関西万博を“きっかけ”に、個人の脱炭素行動を促すことを目的とした後継アプリです。万博のレガシーを引継ぎ個人のライフスタイルの転換を目指していきます。ひとりひとりが楽しみながら脱炭素な行動をすることでポイントが貯まり、そのポイントを利用することで景品の抽選に応募できます。 ちょっとした脱炭素行動を日常にプラスしてポイントを獲得し、貯めたポイントで景品抽選に参加しませんか? ~ゼロカーボンチャレンジアプリで日常生活に脱炭素とワクワクを~ 【ゼロカーボンチャレンジアプリに取り組むことでポイントをゲット】 アプリ内に設定されている「マイボトル」や「家庭系廃食用油の回収」等のチャレンジに取り組むことで、ポイントがゲットできます。 【貯めたポイントで景品抽選に参加】 チャレンジを実施して貯めたポイントで、景品抽選に参加することができます。
Screenshots
Verdict
The clearest difference is update cadence: ゼロカーボン・チャレンジ at monthly against BBWALKER's every 3 months. On price, review sentiment, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
BBWALKER ships an update every 3 months, ゼロカーボン・チャレンジ monthly. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.
| Parameter | BBWALKER | ゼロカーボン・チャレンジ |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 45 MB | 29 MB |
| Age rating | 17+ | 12+ |
| Developer | trainspot KK | JAPAN ZERO CARBON SMART CITY FOUNDATION, GENERAL INC. ASSOCIATION - AXFG5J98TW |
Customer experience
BBWALKER
ゼロカーボン・チャレンジ
In-app purchases
BBWALKER
No in-app purchases
ゼロカーボン・チャレンジ
No in-app purchases








