Kestrel LiNK vs River Levels & Flows
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Kestrel LiNK
This application allows users to monitor, download, and share environmental data collected by Kestrel Instruments meters and data loggers. It provides a seamless way to send your weather information to the cloud for further analysis and accessibility.
- Monitor environmental data
- Download data
- Share data
- Send data to the cloud
- Connect with Kestrel Instruments devices
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Monitor, download, share or send your weather data to the cloud from your Kestrel Instruments environment meter or data logger.
River Levels & Flows
Access real-time USGS and AHPS river level and flow data. Receive push notifications for flood status and view weather prediction charts for significant river flood outlooks and precipitation forecasts.
- USGS/AHPS river levels and flows
- Flood status push notifications
- Weather Prediction Center charts
- Interactive gauge map
- Gauge history and statistics
- Quantitative precipitation forecasts
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Main Features Include: + USGS / AHPS River Levels & Flows + Gauge Flood Status Push Notifications + Weather Prediction Center Charts Interactive USGS / AHPS Gauge Map The USGS maintains a national network of stream gauges that provide hydrological observations. In addition, AHPS collects real-time water level information from other federal, state, and local stream gauge networks. USGS / AHPS Hydrological Data Includes: + Water Level & Flow Observations + Gauge Levels, Flows & Volume Forecast + Gauge History & Statistics + Flood Status Push Notifications Weather Prediction Center Charts + Significant River Flood Outlook + Quantitative Precipitation Forecasts + Excessive Rainfall Outlook + U.S Hazards Outlook + Risk of Heavy Precipitation Enjoy!
Screenshots
Verdict
The clearest difference is price: Kestrel LiNK at Free against River Levels & Flows's $2.99. Kestrel LiNK also leads on iOS requirement (13.0 vs 15.6). River Levels & Flows's advantage is rating (4.6 vs 2.9) and review sentiment (59% vs 27%). On update cadence, 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
Kestrel LiNK is free to download; River Levels & Flows costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
River Levels & Flows holds the better App Store score, 4.6 against 2.9. That said, the two scores are not equally well evidenced: River Levels & Flows has 2.7K ratings behind it against 31, so its average is the more settled of the two. Written reviews point the same way: 27% of Kestrel LiNK's written reviews are positive against 59% of River Levels & Flows's.
Kestrel LiNK ships an update every 2 months, River Levels & Flows every 3 months. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.
| Parameter | Kestrel LiNK | River Levels & Flows |
|---|---|---|
| Price | Free — better | $2.99 |
| Rating | 2.9 (31 ratings) | 4.6 (2.7K ratings) — better |
| Positive reviews | 27.3% of reviews | 59.2% of reviews — better |
| Number of ratings | 31 | 2.7K — better |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Best chart rank | #174 | #38 — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 70 MB | 29 MB |
| Age rating | 4+ | 12+ |
| Developer | Nielsen-Kellerman Co. | LW Brands, LLC |
Customer experience
Kestrel LiNK
River Levels & Flows
Bugs and requests
Kestrel LiNK
Not enough reviews yet to summarise bugs or requests.
River Levels & Flows
Reported bugs
2 issues- Saved gauges disappearing
- Inability to add desired gauge stations
Requested features
5 requests- Add more river gauge stations
- Allow sorting and organizing of favorite gauges
- Provide option to switch between USGS and NOAA data
- Implement customizable alert thresholds
- Add water temperature data
In-app purchases
Kestrel LiNK
No in-app purchases
River Levels & Flows
No in-app purchases
Questions
Is Kestrel LiNK free?
Is River Levels & Flows free?
Which has better reviews, Kestrel LiNK or River Levels & Flows?
Do Kestrel LiNK or River Levels & Flows have ads?
Which is updated more often, Kestrel LiNK or River Levels & Flows?
Which is more popular, Kestrel LiNK or River Levels & Flows?
Other comparisons
