天気図 vs Powder Forecast
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
天気図
View weather charts for the past 3 days and up to 48 hours into the future. This application utilizes weather maps from the Japan Meteorological Agency to display various regional and high-altitude analyses and forecasts.
- Past 3-day weather charts
- 48-hour weather forecasts
- Regional weather maps
- High-altitude analysis charts
- Japan Meteorological Agency data
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【概要】 過去３日間から４８時間先までの天気図を表示します。 気象庁の天気図を活用したアプリケーションです。 【主な機能】 ●日本周辺域実況天気図 ●日本周辺域24/48時間予想天気図 ●アジア太平洋域実況天気図 ●アジア太平洋域24/48時間予想天気図 プロ天気図のタブは以下の機能がございます。 ●天気図 ASAS / FSAS24 / FSAS48 / FSAS01 / FSAS07 / FSAS09 / FSAS12 ●高層解析・予想天気図（アジア） AUAS50 / AUAS70 / AUAS85 / FXAS504 / FXAS507 / FXAS784 / FXAS787 ●高層解析・予想天気図（極東） AUFE50 / AXFE78 / FUFE502 / FSFE02 / FUFE503 / FSFE03 / FXFE572 / FXFE782 / FXFE573 / FXFE783 ●高層解析・予想天気図（西太平洋） AUXT85 / AUXT20 / FUXT852 / FUXT854 / FUXT202 / FUXT204 【本アプリケーションについて】 ○ 対応機種 ： iOS 14.0〜 今後もご要望にお答えしていきたいと思いますので、 ご要望などあれば、お知らせください！
Powder Forecast
Get instant powder condition ratings and 3-day forecasts for 148 Japanese ski resorts. Track snowfall trends, rank resorts by cumulative snow, and filter by region. Supports offline access and bilingual use.
- Proprietary Powder Index (1-5 scale)
- 3-day detailed weather forecast
- Snowfall trend tracking
- Resort ranking by cumulative snowfall
- Regional filtering (10 regions)
- Offline support (7-day cache)
- Bilingual (Japanese/English)
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Check powder conditions at 148 ski resorts across Japan at a glance. KEY FEATURES: • Proprietary "Powder Index" rates powder expectations on a 1-5 scale • 3-day forecast with snowfall, temperature, wind speed, and weather split by morning/afternoon • Track snowfall trends from the past 3 days • Rank resorts by 6-day cumulative snowfall • Filter by 10 regions: Hokkaido, Tohoku, Niigata, Nagano, Toyama, Ishikawa, Gifu, Kanto, Kansai, Chugoku/Shikoku • Search by resort name • Japanese & English bilingual support • Offline support with up to 7 days of cache COVERED RESORTS: 148 resorts across 10 regions Hokkaido: Niseko, Rusutsu, Kiroro, Furano, Tomamu, and more Tohoku: Zao, Appi Kogen, Tazawako, and more Niigata: Naeba, Kagura, Myoko, and more Nagano: Hakuba, Shiga Kogen, Nozawa Onsen, and more Plus major resorts in Toyama, Ishikawa, Gifu, Kanto, Kansai, and Chugoku/Shikoku ABOUT THE POWDER INDEX: Evaluates cumulative snowfall, daily snowfall forecast, temperature, and wind speed to provide a comprehensive powder condition rating from 1 to 5. Higher numbers mean better powder snow conditions. Weather data powered by Open-Meteo API.
Screenshots
Verdict
The clearest difference is review sentiment: Powder Forecast at 100% against 天気図's 50%. Powder Forecast also leads on in-app purchases (none vs 4) and ads (none vs shown). 天気図's advantage is iOS requirement (15.6 vs 17.0). On price 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
Both are free to download. 天気図 sells 4 one-off in-app purchases. Powder Forecast asks for nothing beyond the download.
| Parameter | 天気図 | Powder Forecast |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | 100.0% of reviews — better |
| Update frequency | Monthly | — |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 63 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | hidehiko aihara | yoshiaki okazaki |
Customer experience
天気図
Powder Forecast
In-app purchases
天気図
- Coffee (Regular)$0.49
- アプリケーション開発者への応援募金$1.99
- Coffee (Large)$1.99
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- Cake Set$5.99
Powder Forecast
No in-app purchases
