RiverApp vs Sky Daddy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RiverApp
Access real-time water levels, flows, and temperatures for rivers worldwide. Ideal for sports enthusiasts and professionals, it offers detailed maps, navigability information, and customizable alerts for over 40,000 hydrometric stations.
- Real-time water levels and flows
- Water temperatures
- Hydrometric station maps
- Customizable alerts
- Whitewater course navigability
- User-added hazards and courses
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Get quick access to the latest river levels, flows and conditions across the US and more than 20 other countries worldwide. RiverApp gives you access to one of the world’s most comprehensive hydrometric datasets, with data from over 40,000 monitoring stations. Whether you kayak, canoe, packraft, paddleboard, fly fish, surf rivers, manage irrigation, operate hydropower infrastructure or monitor flood risk, RiverApp helps you stay informed with reliable, easy-to-read river data. FREE FEATURES ‣ Current water levels and flows for over 20,000 rivers ‣ Water temperature data where available ‣ Detailed maps of hydrometric stations and whitewater sections ‣ Custom alerts for each station when a defined level or flow is reached ‣ Favourite stations and whitewater sections for quick access to the latest readings and conditions FREE FEATURES FOR WHITEWATER SPORTS ‣ More than 4,000 referenced whitewater sections ‣ Section conditions based on current water level or flow ‣ Detailed section maps with quick access to put-in and take-out points ‣ Hazards, rapids and other points of interest, including photos where available ‣ Information on difficulty, length and average gradient ‣ Community-based addition and editing of whitewater sections RIVERAPP PREMIUM Unlock additional tools for deeper river monitoring and trip planning: ‣ Historical water level and flow data going back several years ‣ Forecasts for selected stations ‣ Satellite map layers from multiple providers, with comparison tools ‣ Customizable Home Screen Widgets to keep your favourite river gauges visible at a glance ‣ Monthly streamflow statistics to understand seasonal variations and plan river trips at the right time and place DATA SOURCES RiverApp brings together data from over 100 official and public hydrometric sources worldwide, including, among others: NVE California Data Exchange Center Government of Canada — Wateroffice USGS NOAA PEGELONLINE — www.pegelonline.wsv.de HVZ Baden-Württemberg HDN Bayern Kanton Bern Ennskraftwerke Land Kärnten Land Niederösterreich Regione Piemonte HVZ Rheinland-Pfalz Český hydrometeorologický ústav HVZ Sachsen-Anhalt Land Salzburg Scottish Environment Protection Agency Slovak Hydrometeorological Institute Agencija Republike Slovenije za okolje HWZ Steiermark BAFU HNZ Thüringen Land Tirol Shoothill Vigicrues Serveur de données hydrométriques temps réel du bassin Rhône-Méditerranée Land Vorarlberg Bureau of Meteorology — Australia DISCLAIMER RiverApp is an independent application and is not affiliated with the listed organizations unless explicitly stated. RiverApp and the listed data providers shall not be held liable for any errors, omissions, delays or interruptions in the information provided, nor for any loss, injury or damage of any kind resulting from its use. End-user license agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Sky Daddy
This app provides a clear score and verdict on whether the night sky is worth observing. It details the best viewing windows, cloud cover, moon illumination, light pollution, and Milky Way visibility, all tailored to your local conditions.
- Night sky score and verdict
- Best viewing window
- Hour-by-hour projections
- Cloud cover and comfort weather
- Moon illumination and visibility
- Light pollution estimation
- Milky Way visibility and timing
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Wondering whether tonight is actually worth going outside for? Sky Daddy checks the conditions that shape your view of the night sky and turns them into one fast, delightfully honest score. Because driving into the dark just to stare at clouds is a character-building exercise nobody asked for. See: • Tonight’s sky score and plain-language verdict • The best viewing window • Hour-by-hour projected scores • Cloud cover and comfort weather • Moon illumination and whether it is above the horizon • Estimated light pollution with an adjustable Bortle class • Milky Way core visibility, timing, and direction • A seven-night outlook with each night’s best window Sky Daddy uses your location to make the forecast local. If you skip location access, the app defaults to Sedona, Arizona. Your celestial enabler. Not your actual daddy. Weather changes quickly. Sky Daddy is helpful, not omnipotent. Always use local conditions and good judgment.
Screenshots
Verdict
The clearest difference is in-app purchases: Sky Daddy at none against RiverApp's 3. Sky Daddy also leads on review sentiment (100% vs 80%) and rating (5.0 vs 4.8). RiverApp's advantage is ratings volume (5.6K vs 2) and chart position (#96 vs unranked). On price, update cadence, 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
Both are free to download. RiverApp sells 3 in-app purchases, starting at $0.99 per month. Sky Daddy asks for nothing beyond the download.
Sky Daddy holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: RiverApp has 5.6K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 80% of RiverApp's written reviews are positive against 100% of Sky Daddy's.
RiverApp ships an update every 2 weeks, Sky Daddy every 10 days. The most recent releases landed on November 11, 2026 and October 31, 2026 respectively.
| Parameter | RiverApp | Sky Daddy |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (5.6K ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 79.7% of reviews | 100.0% of reviews — better |
| Number of ratings | 5.6K — better | 2 |
| Update frequency | Every 2 weeks | Every 10 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Best chart rank | #96 — better | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 56 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Florian Bessiere | Shannon Nolan |
Customer experience
RiverApp
Sky Daddy
Bugs and requests
RiverApp
Reported bugs
3 issues- Map feature not working due to internet connection issues
- Horizontal lines and color indicators disappearing from graphs
- Inconsistent or unreliable data updates
Requested features
5 requests- Add more river coverage, especially in underserved regions
- Improve forecast and prediction capabilities
- Implement a journaling or note-taking feature
- Allow for customizable alerts and notifications
- Add support for additional measurement units (e.g., millimeters)
Sky Daddy
Not enough reviews yet to summarise bugs or requests.
In-app purchases
RiverApp
- Premium - 1 month subscription$0.991 Month
- Premium - 1 year subscription$6.991 Year
- RiverApp Premium$29.99
Sky Daddy
No in-app purchases









