Comparison

Weatherzone vs 河川カメラ

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

Head to head
About

Weatherzone

Get detailed local weather forecasts, real-time radar maps, and hourly/daily predictions. Plan your activities with confidence using severe weather alerts and long-term outlooks. Offers an ad-free experience and advanced features through subscription.

Highlights
  • Local weather observations
  • Real-time radar map
  • Hourly and daily forecasts
  • 14-day outlooks
  • Severe weather warnings
  • Wind streamlines
  • Home screen widgets
Features
Currently charting
Read full description

Hi there, we're Weatherzone. The local weather app helping you plan your daily life, travels, and outdoor adventures. Here's a quick Summer 2026 Outlook from our resident Meteorologist, and check out our app features below: “A strengthening El Niño will influence weather across the United States this summer, with large parts of the country also entering the season in drought. The Northeast and interior Southwest could see above average precipitation, bringing potential storms and flood risk. Meanwhile, below average precipitation in the Pacific Northwest could enhance drought. It’s looking to be an active fire season for parts of the West and South, particularly the Pacific Northwest where abnormally warm and dry conditions will exacerbate the drought. Be sure to check your local weather forecasts and warnings to plan ahead, stay safe, and make the most of your summer.” FREE WEATHER APP FEATURES ◆ Local Weather Observations: See the current weather conditions for your location, including temperature, feels like temperature, rain, wind, humidity, dew point, and UV index. ◆ Radar Map: Visually track where rain and wind are moving in your area with the real-time radar map. You can customize the free layers including rain observations. ◆ Hourly Graphs: Before you head out the door, swipe through the hourly graphs for temperature, chance of rain, rainfall amounts, and wind. ◆ Daily Forecast: Plan your day to day with a simple breakdown of the weather during next 10 days, including temperature, chance of rain, rain amount, wind, UV index, plus sunrise and sunset times. ◆ Synoptic Outlooks: See the broader weather patterns shaping your local weather conditions for the next 7 days, including cold fronts, low pressure systems, and rain bands. ◆ 14-Day Calendars: Plan ahead using the 14-day Temperature and Rainfall forecasts. Great for road trips, outdoor adventures, and international travel. ◆ Warnings: Stay safe and informed with official severe weather alerts and warnings for your area. ◆ Widgets [new]: Try the new lock screen widgets, helping you prepare for whatever the weather brings with an instant snapshot of your weather conditions, without unlocking your phone. Our home screen widgets also have a fresh look and feel - you can customize the weather data to what matters to you most. OTHER FREE APP FEATURES ◆ Wind Streamlines: Follow the wind direction across the U.S. with animated streamlines on the radar. ◆ 14-Day Moon Calendar: Track the moon phases along with moon rise and moon set times. WEATHERZONE AD-FREE ACCOUNT [ANNUAL SUBSCRIPTION] Enjoy an ad-free experience on the Weatherzone app. Simply sign up for an ad-free account - only $3.99 USD per year. WEATHERZONE PRO ACCOUNT [MONTHLY SUBSCRIPTION] For $3.99 USD per month, enjoy the ad-free experience, plus the following exclusive app features: ◆ See individual lightning strikes on the Radar Map ◆ Get hourly breakdowns for wind gusts and cloud coverage in Hourly Graphs Please note: Weatherzone is expanding globally and while our app provides local forecasts for all places around the world, some specific features may not be available in all regions yet - but sit tight! Privacy Policy: https://www.weatherzone.com/privacy-policy Terms of Use: https://www.weatherzone.com/terms Need help with the app or your account? Simply send through your enquiries, feedback, and suggestions to us at help@weatherzone.com

About

河川カメラ

Access real-time river conditions and weather forecasts across Japan. View over 10,000 river locations on a map and check detailed precipitation, temperature, and snow data. Stay informed about weather changes to prepare for heavy rain and other natural events.

Highlights
  • Real-time river information map
  • Over 10,000 river locations
  • Live camera stills of rivers
  • Automatic and manual data updates
  • Detailed weather forecasts
  • Rainfall intensity visualization
  • Favorite locations
Features
Read full description

【概要】 全国の河川情報 地図上で10,000箇所以上の河川情報を掲載しております。 近年、日本の年平均気温は上昇しています。また、猛烈な雨(1時間降水量80mm以上の雨)の年間発生回数も増加しています。 地球温暖化の進行に伴い、大雨や短時間などの頻度はさらに増加すると予測されている中で、本アプリが活用出来れば良いとおもい作成しました。 都道府県の河川に設置されているカメラの静止画をリアルタイムでお届けしています。 自動更新や手動での更新も可能です。 是非ご活用ください。 気象庁(気象庁Webサイト、XRAINサイト)等の天気予報、週間天気予報、アメダス(気温、降水量、積雪)、高解像度降水ナウキャスト、 レーダーナウキャスト、落雷情報、雨量情報、全国のお天気・気温、気象警報注意報、台風情報など、 簡単・便利に確認できることを目的としたアプリです ※雨足の強さまで把握することが可能です。 ・水色や青色の雨雲はパラパラのような雨 ・赤色の雨雲は土砂降りのような雨 【主な機能】 ・全国のリアルタイム雨雲情報 ・全国の河川情報 ・お気に入り ・本日の天気情報 ※本日の天気で表示している情報は「場所」「本日の天候」「降水確率」になります。 ※降水確率は「00時から06時」/「06時から12時」/「12時から18時」/「18時から24時」のデータを表示しております 【紹介】 ・お出かけ前に周辺の雨量・雨雲・落雷などをレーダー画像で気軽にチェック! ・明日の天気、週間天気を簡単にチェック! ・全国の10日間天気予報で事前にチェック ・外出先でも、その現在地から気象庁レーダー雨・雪・天気を表示することができます 【特徴】 ・現在地の各気象情報が把握しやすい。 ・降水量、天気、気温、積雪量で1年通して天気の状態が把握しやすい。 ・自分の知りたいお天気情報に簡単にアクセスできる。 ・レーダーナウキャスト、解析雨量、アメダス、全国の気象状況が素早く容易に把握できる。 ・現在地の県名を取得し、天気予報、週間天気予報、気象警報注意報の詳細などへの自分の地域の情報に簡単にアクセスできる。 【本アプリケーションについて】 ○ 対応機種 : iOS 13.0~ 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、どんどんお知らせください! 出典:国土交通省 川の防災情報ホームページ(https://www.river.go.jp/)

Screenshots

Weatherzone4 screens
河川カメラ4 screens

Verdict

The call

The clearest difference is review sentiment: Weatherzone at 56% against 河川カメラ's 24%. Weatherzone also leads on ratings volume (1.8K vs 1) and chart position (#202 vs unranked). 河川カメラ's advantage is rating (5.0 vs 4.6) and update cadence (every 2 weeks vs every 2 months). On price, ads, in-app purchases and monetization model 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. Weatherzone sells 2 in-app purchases, starting at $3.49 per year and 河川カメラ sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

河川カメラ holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Weatherzone has 1.8K ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 56% of Weatherzone's written reviews are positive against 24% of 河川カメラ's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Weatherzone ships an update every 2 months, 河川カメラ every 2 weeks. Both last shipped on September 23, 2026.

Scorecard5 real differences · 6 level
Weatherzone versus 河川カメラ: the parameters behind the verdict, then further details
ParameterWeatherzone河川カメラ
PriceFreeFree
Rating4.6 (1.8K ratings)5.0 (1 ratings) — better
Positive reviews55.7% of reviews — better24.0% of reviews
Number of ratings1.8K — better1
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#202 — better—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS15.5 — better15.6
Further details — not scored
Size296 MB110 MB
Age rating4+4+
DeveloperDTN APAC Pty Ltdhidehiko aihara

Customer experience

Weatherzone

All ratings1,785 ratings
Positive91.6%
Neutral4.6%
Negative3.8%
Written reviews774 reviews
Positive55.7%
Neutral10.1%
Negative34.2%

河川カメラ

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews25 reviews
Positive24.0%
Neutral8.0%
Negative68.0%

Bugs and requests

Weatherzone

Reported bugs

4 issues
  • Radar and satellite imagery not working properly
  • Temperature and rainfall forecasts often inaccurate
  • Notifications not working as expected
  • Subscription issues and unexpected charges

Requested features

4 requests
  • Bring back the 48-hour weather graph
  • Add lightning strike and severe weather alerts
  • Improve radar and satellite imagery
  • Provide more customization options

河川カメラ

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Weatherzone

Subscriptions2
  • Ad-free Weatherzone Subscription$3.491 Year
  • Weatherzone PRO Subscription$3.991 Month
4 purchases

河川カメラ

One-time4
  • Coffee (Regular)$0.49
  • 開発者応援$1.99
  • Coffee (Large)$1.99
Show 1 more
  • Cake Set$5.99

Questions

Is Weatherzone free?
Weatherzone is free to download, with in-app purchases available.
Is 河川カメラ free?
河川カメラ is free to download, with in-app purchases available.
Which has better reviews, Weatherzone or 河川カメラ?
河川カメラ is rated higher. Weatherzone averages 4.6 out of 5 from 1.8K ratings, while 河川カメラ averages 5.0 from 1 ratings.
Do Weatherzone or 河川カメラ have ads?
Both Weatherzone and 河川カメラ show ads.
Which is updated more often, Weatherzone or 河川カメラ?
Weatherzone ships an update every 2 months, and 河川カメラ every 2 weeks. Most recently, Weatherzone was updated on September 23, 2026 and 河川カメラ on September 23, 2026.

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