RRA(SWTIS) vs 우산챙겨요
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RRA(SWTIS)
This app provides real-time space weather data, forecasts, and alerts. It monitors solar activity and its potential effects on Earth, including impacts on aviation, satellites, and power grids.
- Real-time space weather monitoring
- 3-day space weather forecast
- Forecasting models and observation data
- Space weather effects analysis
- Space weather news and announcements
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What is the Solar flare? What's going on around the Sun and the Earth ? So, the KSWC finally developed this space weather mobile APP. It is expected that this APP is a portal site of the space weather, and provides the observation data, forecasting models and SWx monitors in real time. The KSWC was formally established as such in 2011, and 14th member of ISES(International Space Environment Service). The KSWC has dreamed of "the safety Korea without space weather disaster" by accurate forecasts and prompt alerts. The main features 1. Space weather now 2. 3-day forecast of space weather 3. forecasting models and observation data 4. Space weather effects(Aviation, satellites, GNSS, Power Grids, Communications) 5. NEWS and announcement of of KSWC The KSWC(Korea Space Weather Center) of RRA(Radio Research Agency) http://www.spaceweather.kasa.go.kr E-mail spaceweather@korea.kr
우산챙겨요
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-Apple Co. 에서 지원하는 Weatherkit 날씨정보를 통해 현재 지역의 온도와 다른지역의 온도를 확인할 수 있어요. -Apple Co. 에서 제공하는 Weatherkit 현재지역 24시간 강수확률을 통해 언제 우산을 챙겨야할지 미리 대비할 수 있어요. - 온도뿐만 아니라 다양한 빗소리 ASMR을 통해 비가온듯한 분위기를 연출하거나 집중력 향상, 심신 안정 효과를 받을 수 있어요. - 알람기능을 통해 출근이나 외출하기 전 시간을 설정하여 우산이 필요한지 아닌지 다시한번 상기시킬수 있어요. - 다크모드,일반 모드의 분위기 있는 배경사진으로 앱의 매력을 한층더 향상시켰어요. 사용한 아이콘 출처는 아래와 같습니다. https://www.flaticon.com/uicons Flaticon의 UIcon https://www.flaticon.com/uicons" Flaticon의 UIcon https://www.flaticon.com/uicons Flaticon의 UIcon https://www.flaticon.com/kr/free-icons/ title="바람 아이콘" 바람 아이콘 제작자: Freepik - Flaticon https://www.flaticon.com/kr/free-icons/ title="우산 아이콘" 우산 아이콘 제작자: Freepik - Flaticon https://www.flaticon.com/kr/free-icons/ title="비 아이콘" 비 아이콘 제작자: Freepik - Flaticon https://www.flaticon.com/kr/free-icons/ title="폭풍 아이콘" 폭풍 아이콘 제작자: Hexagon075 - Flaticon https://www.flaticon.com/kr/free-icons/ title="자연 아이콘" 자연 아이콘 제작자: Freepik - Flaticon https://www.flaticon.com/free-icons/rotate title="rotate icons"Rotate icons created by Tanah Basah - Flaticon https://www.flaticon.com/kr/free-icons/ title="우산 아이콘" 우산 아이콘 제작자: Freepik - Flaticon
Screenshots
Verdict
The clearest difference is update cadence: RRA(SWTIS) at every 4 months against 우산챙겨요's every 11 months. RRA(SWTIS) also leads on iOS requirement (14.0 vs 16.2). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
RRA(SWTIS) ships an update every 4 months, 우산챙겨요 every 11 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.
| Parameter | RRA(SWTIS) | 우산챙겨요 |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (5 ratings) — better | — |
| Positive reviews | 85.7% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 4 months — better | Every 11 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 14.0 — better | 16.2 |
| Further details — not scored | ||
| Size | 20 MB | 58 MB |
| Age rating | 4+ | 4+ |
| Developer | 국립전파연구원 | JaeHyeon Lim |
In-app purchases
RRA(SWTIS)
No in-app purchases
우산챙겨요
No in-app purchases
