Comparison

Uchimizu de GO! vs 紫外線予報 UV

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

Head to head
About

Uchimizu de GO!

Features
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* A GO GREEN app by Watering!! * "UCHIMIZU(JPN:打ち水)" means watering in Japanese. In Japan, there's a traditional way to the cool down called "UCHIMIZU(JPN:打ち水)" to cool down the air temperature by watering on a hot days. * FUNCTION * - If you plan to watering on the field or garden like Japanese people, you can use this application to estimate temperature(*1) after watering. The app uses GPS function, and just tap the "START!" button and this app will calculate and notify you of the estimate temperature(*1) after watering in current location. - The apps a displays Celsius temperature (° C) and Fahrenheit temperature (° F) at the same time, so it can be used anywhere in the world, and It corresponds to 3 languages of English and Traditional Chinese (Taiwan / Hong Kong) and Japanese. - Besides you can infer the Internal temperature(*1) of refrigerator which does not use electricity(Zeer Pot etc). The app's the definition of the temperature ranges are based on the following documents and sites. - Consumer Reports "Best Setting for Your Central Air Conditioning". - 健途健康百科(Taiwan) "室內潑水降溫加速細菌繁殖 薦9個降溫妙法". - Japan's Ministry of Economy, Trade and Industry "冬季の省エネルギー対策について(Energy saving measures in winter)". - Japan's Ministry of Economy, Trade and Industry "夏季の省エネルギー対策について(Energy saving measures in summer)". - Japan Meteorological Agency "気象に関する用語(The word related to weather)". *1, "Estimated temperature" or "Internal temperature" in the description text means wet-bulb temperature. - Notice. It does not necessarily mean that air will be cooled down to the temperature indicated by this application when let's watering is done. The temperature indicated by this application shows the logically cool down limit temperature under ideal conditions. - Disclaimer 1. We are making as much as possible precise calculation result is output, but there are cases where errors due to technical problems, such as floating point results. - Disclaimer 2. We are not liable for any damage caused by the use of this application does not bear all of the responsibility.

About

紫外線予報 UV

This app provides hourly UV index forecasts and analysis maps, making it easy to check UV radiation levels. It offers current location UV information, daily UV data, and quick access to national weather conditions.

Highlights
  • Hourly UV index forecasts
  • Analysis maps
  • Current location UV info
  • Daily UV data
  • National weather conditions
Features
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【概要】 UVインデックスの毎正時の予測分布図及び解析分布図です。 紫外線(UV)を簡単に確認することが出来ます。 【主な機能】 ・全国の紫外線指数 ・都道府県別の紫外線指数 【特徴】 ・現在地の各UV情報が把握しやすい。 ・1日のUV情報が把握しやすい。 ・自分の知りたいUV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。 今後も機能など増やしていきます! 「こんな機能が欲しい」「こうしたら使いやすいのに」等々、ご要望があればコメントをどうぞ! 出典:気象庁情報サイト

Screenshots

Uchimizu de GO!4 screens
紫外線予報 UV3 screens

Verdict

The call

The clearest difference is in-app purchases: Uchimizu de GO! at none against 紫外線予報 UV's 4. Uchimizu de GO! also leads on iOS requirement (11.0 vs 15.6). 紫外線予報 UV's advantage is update cadence (every 6 weeks vs every 7 months). On price, 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. 紫外線予報 UV sells 4 one-off in-app purchases. Uchimizu de GO! asks for nothing beyond the download.

UpkeepUpdate frequency

Uchimizu de GO! ships an update every 7 months, 紫外線予報 UV every 6 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 7 level
Uchimizu de GO! versus 紫外線予報 UV: the parameters behind the verdict, then further details
ParameterUchimizu de GO!紫外線予報 UV
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 7 monthsEvery 6 weeks — better
AdsYesYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPodiPhone, iPod
Requires iOS11.0 — better15.6
Further details — not scored
Size29 MB68 MB
Age rating4+4+
Developeryoshihito sakagamihidehiko aihara

In-app purchases

None

Uchimizu de GO!

No in-app purchases

4 purchases

紫外線予報 UV

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

Questions

Is Uchimizu de GO! free?
Uchimizu de GO! is free to download, with no in-app purchases.
Is 紫外線予報 UV free?
紫外線予報 UV is free to download, with in-app purchases available.
Do Uchimizu de GO! or 紫外線予報 UV have ads?
Both Uchimizu de GO! and 紫外線予報 UV show ads.
Which is updated more often, Uchimizu de GO! or 紫外線予報 UV?
Uchimizu de GO! ships an update every 7 months, and 紫外線予報 UV every 6 weeks. Most recently, Uchimizu de GO! was updated on November 2, 2026 and 紫外線予報 UV on November 3, 2026.

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