Nectar vs Han River
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Nectar
This app displays lunar phases and provides detailed information about the moon, including brightness and upcoming full moons. It also features an AR mode to explore lunar craters and the far side, alongside local air quality and weather forecasts to aid observation.
- Lunar phase widget
- Moon brightness and full moon dates
- Augmented Reality moon exploration
- Air quality and weather forecasts
- Multilingual interface
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# 달의 위상과 정보 달의 위상을 표현하는 위젯과 달의 밝기, 다음 보름달 등 다양한 정보를 제공합니다. 위젯을 추가하여 홈화면을 달로 채워보세요. # Nectar-AR 달의 크레이터, 뒷면 등 우리가 보지 못하는 부분까지 확인할 수 있습니다. # 미세먼지와 날씨 아름다운 달이 뜨는 날, 침침한 하늘은 좋지 않겠죠? 사용자가 달을 관측하는데 도움이 될 미세먼지 농도와 날씨를 표시합니다. (위치기반 업데이트 예정) # 다국어 인터페이스 영어, 한국어, 일본어, 포르투갈어를 지원합니다. 이외에 요청하고 싶은 언어가 있다면 support@jupyland.com 메일주세요! Nectar 개발을 응원해주셔서 감사합니다.
Han River
This app provides water temperature information based on your current location and nearby measurement stations. It offers real-time data to help you find the most relevant water temperature information.
- Location-based water temperature
- Nearby measurement station data
- Real-time information
- User-friendly interface
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How warm is the Han River right now? Han River shows the current water temperature of Korea's four major rivers — the Han, Nakdong, Geum and Yeongsan — as one big number. Open the app and you see the station nearest to you first. ■ Four rivers · Water temperature from monitoring stations on the Han, Nakdong, Geum and Yeongsan rivers · The station nearest to you comes first · Tap the station name to switch to the next river ■ Real-time 3D underwater scene · Look up at the surface from under the water, rendered live · A rippling surface, sunbeams, drifting particles and rising air bubbles · The light follows the time of day — sunrise, midday, sunset and night · Drag the screen to look around ■ Settings · Ripple size and motion speed of the waves · Time of day: automatic (the real sun over Seoul) or a time you choose · Sparkle: how strongly sunlight glints on the surface · Turbidity: from clear to murky water · Language: 21 languages, or follow the device Location is used only to find the nearest station; the app works without it.
Screenshots
Verdict
The clearest difference is update cadence: Nectar at every 5 months against Han River's every 16 months. Han River's advantage is review sentiment (100% vs 85%). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Nectar ships an update every 5 months, Han River every 16 months. The most recent releases landed on October 8, 2026 and October 12, 2026 respectively.
| Parameter | Nectar | Han River |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | 84.6% of reviews | 100.0% of reviews — better |
| Number of ratings | — | 2 — better |
| Update frequency | Every 5 months — better | Every 16 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 12 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | GEONJU CHOI | Kilho Oh |
Customer experience
Nectar
Han River
In-app purchases
Nectar
No in-app purchases
Han River
No in-app purchases
