Comparison

Pegel vs Forecast Alarm

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

Head to head
About

Pegel

Access real-time water levels, measurements, and forecasts for rivers, waterways, and coastal areas across Germany. View historical data, tide times, and relevant weather information directly on a map.

Highlights
  • Current water levels from numerous gauges
  • Water-level forecasts
  • Measurement history and trends
  • High and low tide times
  • Map with gauge locations
  • Water and air temperatures
  • Sunrise, sunset, moon phase, and weather info
Features
Read full description

Pegel.app keeps current water levels, measurements and forecasts at your fingertips – clearly presented, quick to access and available directly on the map. The app displays gauges on rivers, waterways and coastal areas throughout Germany. The information is obtained from public data sources maintained by the Federal Waterways and Shipping Administration and other responsible authorities. Features: - Current water levels from numerous gauges - Water-level forecasts, where available - Forecast values grouped by date for several days - Measurement history and trends - Astronomical deviation between observed water levels and predicted tides, where available - High and low tide times at tidal gauges - Map with gauge locations - Sorting by name or distance - Search by gauge, waterway or region - Favourites for frequently used stations - Reference water levels and vertical datums - Water and air temperatures, where provided by the station - Sunrise, sunset, moon phase and weather information - German, English, French, Dutch, Norwegian and Spanish - For vessels 90 metres or longer, the app also calculates the permitted maximum speeds over ground on the tidal Elbe. The calculation is based on the official current data table published by the Federal Waterways and Shipping Administration and the high-water times at the four reference gauges. Whether you are monitoring a river, planning a trip, visiting the coast or spending time on the water, Pegel.app presents important water-level information in a clear and convenient format. The information shown is provided for general guidance. Official notices, flood warnings, traffic signs, instructions from vessel traffic services and nautical publications must always be followed for navigation and safety-related decisions.

About

Forecast Alarm

Receive wind alerts based on custom thresholds and notification frequency. This app monitors multiple weather models to keep you informed about wind conditions.

Highlights
  • Custom wind threshold notifications
  • Configurable notification frequency
  • Monitors Arpège, Arome, GFS, ECMWF, Icon models
  • Monitors NAM USA, NAM Puerto Rico, NAM Haiti models
  • EULA available
Features
Read full description

Set the wind threshold at which you want to receive a notification, configure the frequency of notifications and you can rest easy. Forecast Alarm monitors the Arpège, Arome, GFS, ECMWF, Icon, ECMWF AIFS, NAM USA, NAM Puerto Rico, NAM Haiti models for you. EULA: https://www.forecastalarm.fr/apple_eula_en.html

Screenshots

Pegel4 screens
Forecast Alarm4 screens

Verdict

The call

The clearest difference is review sentiment: Forecast Alarm at 100% against Pegel's 40%. Forecast Alarm also leads on update cadence (every 4 days vs every 3 weeks). Pegel's advantage is in-app purchases (none vs 4). On price, ads, device support and iOS requirement 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. Forecast Alarm sells 4 in-app purchases, starting at $5.99 per month. Pegel asks for nothing beyond the download.

UpkeepUpdate frequency

Pegel ships an update every 3 weeks, Forecast Alarm every 4 days. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.

Scorecard4 real differences · 4 level
Pegel versus Forecast Alarm: the parameters behind the verdict, then further details
ParameterPegelForecast Alarm
PriceFreeFree
Positive reviews40.0% of reviews100.0% of reviews — better
Update frequencyEvery 3 weeksEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.016.4 — better
Further details — not scored
Size3 MB54 MB
Age rating4+4+
DeveloperHans-Jurgen BeckmerhagenInia

Customer experience

Pegel

Written reviews25 reviews
Positive40.0%
Neutral4.0%
Negative56.0%

Forecast Alarm

Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Pegel

No in-app purchases

4 purchases

Forecast Alarm

Subscriptions4
  • Abonnement Large Mensuel$5.991 Month
  • Abonnement Large Plus Hebdomadaire$8.997 Days
  • Annual Subscription$12.991 Year
Show 1 more
  • Abonnement Large Annuel$17.991 Year

Questions

Is Pegel free?
Pegel is free to download, with no in-app purchases.
Is Forecast Alarm free?
Forecast Alarm is free to download, with in-app purchases available.
Do Pegel or Forecast Alarm have ads?
Neither Pegel nor Forecast Alarm shows ads.
Which is updated more often, Pegel or Forecast Alarm?
Pegel ships an update every 3 weeks, and Forecast Alarm every 4 days. Most recently, Pegel was updated on October 14, 2026 and Forecast Alarm on October 9, 2026.

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