Comparison

PocketGrib vs WeatherMap+

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

Head to head
About

PocketGrib

Access and analyze global weather data, including wind, precipitation, and pressure, directly on your mobile device. Visualize forecasts with animated maps and detailed graphs, perfect for outdoor activities and meteorology enthusiasts.

Highlights
  • Download and view global weather data
  • Animated weather map displays
  • Meteogram and raw data views
  • Configurable GRIB file downloads
  • Offline weather data access
  • Support for multiple weather models
Features
Currently charting
Read full description

With PocketGrib you can download, view and analyse global weather data while on the go. Wind, precipitation, pressure, temperature, wave and other data extracted from GRIB files are displayed through our powerful GRIB viewer interface. Perfect for sailors (both sailing and in the pub), windsurfers, storm chasers, outdoor enthusiasts, amateur and professional meteorologists. Features - Choose your map location and have weather information overlaid - Animation of weather maps - Weather can be viewed as a meteogram (graph) or raw data - Configurable download to minimise file sizes (great for roaming) - GRIB files can be downloaded to your PC via iTunes - Displays online and offline - Support for 3rd party GRIB files PocketGrib downloads and displays the following weather types: - Wind speed and direction (10 m above ground/sea) - Precipitation (rain, snow etc) - Pressure - Air temperature - Waves (including Mediterranean and Black Sea) - Cloud cover - Relative humidity - CAPE (Convective Atmospheric Potential Energy) - Current (Atlantic only) - 500mb Height Direct download of GRIB data from NOAA's GFS (Global Forecast System) model - Forecasts up to 8 days - Data steps: 3hr, 6hr, 12hr - Worldwide coverage - Resolution: 0.25°, 0.5°, 1°, 2° - Data updated 4 times a day (every 6 hours) Also support for COAMPS (0.2° resolution), WW3, NOGAPS, RTOFS (Currents) and FNMOC WW3 (Mediterranean wave) models. GRIB forecasts are published without human intervention or review. As such, the end user requires some knowledge and awareness. Most GRIB models do NOT accurately forecast hurricanes and tropical cyclones so their use should be combined with specific hurricane and tropical cyclone forecasts.

About

WeatherMap+

Explore global weather patterns with interactive maps. View current and future weather events with detailed layers for temperature, wind, and precipitation. Forecasts are available for up to five days.

Highlights
  • Interactive world map
  • Switchable weather layers
  • Detailed weather data (0.25 degrees)
  • View weather changes over time
  • Up to 5-day forecast
Features
Currently charting
Read full description

*** Featured by The New York Times on Nov 22, 2012 (Software That Shows What Your Shiny New iPad Can Do) *** WeatherMap+ is an interactive app, which allows you to pan and zoom around a map of the world, switch various weather layers in order to get a comprehensive view of both current and future weather events. - detail up to 0.25 degrees on land or sea anywhere in the world. - view how weather conditions change over time for your individual area and weather around the world - get basic overview of cloudiness, precipitation, temperature, wind speed and pressure in a singe view - switch between available layers: "all layers", "temperature", "wind speed", "pressure" - see the weather forecast up to 5 days

Screenshots

PocketGrib3 screens
WeatherMap+4 screens

Verdict

The call

The clearest difference is price: WeatherMap+ at $2.99 against PocketGrib's $5.99. WeatherMap+ also leads on iOS requirement (9.0 vs 15.0). PocketGrib's advantage is review sentiment (93% vs 85%). On rating, ratings volume, update cadence and ads 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

PocketGrib costs $5.99 and WeatherMap+ $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for PocketGrib against 4.7 for WeatherMap+. Both are backed by a comparable volume of ratings — 577 and 538 respectively. Written reviews are what separate them: 93% of PocketGrib's written reviews are positive against 85% of WeatherMap+'s.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

Scorecard3 real differences · 8 level
PocketGrib versus WeatherMap+: the parameters behind the verdict, then further details
ParameterPocketGribWeatherMap+
Price$5.99$2.99 — better
Rating4.8 (577 ratings) — better4.7 (538 ratings)
Positive reviews93.2% of reviews — better85.0% of reviews
Number of ratings577 — better538
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
Best chart rank#48 — better#87
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Apple TV — better
Requires iOS15.09.0 — better
Further details — not scored
Size34 MB15 MB
Age rating4+4+
DeveloperNicko BrennanMichal Frankowski

Customer experience

PocketGrib

All ratings575 ratings
Positive97.9%
Neutral1.2%
Negative0.9%
Written reviews456 reviews
Positive93.2%
Neutral1.8%
Negative5.0%

WeatherMap+

All ratings538 ratings
Positive93.7%
Neutral2.6%
Negative3.7%
Written reviews227 reviews
Positive85.0%
Neutral3.1%
Negative11.9%

User reviews

PocketGrib

From 577 App Store ratings

What we love

  • 🚀 Easy to use
  • 🚀 Accurate weather forecasts
  • 🚀 Comprehensive data
  • 🚀 Reliable and dependable
  • 🚀 Useful for planning sailing/boating trips

Room to improve

  • 🐛 Occasional crashes or issues with downloads
  • 🐛 Wind speed sometimes underestimated
  • 🐛 Lack of wave height data for some areas

WeatherMap+

From 538 App Store ratings

What we love

  • 🚀 Best weather radar
  • 👍 Accurate and reliable forecasts
  • 👍 Comprehensive weather data
  • 👍 Easy to use and navigate
  • 👍 Helpful for travel planning and outdoor activities

Room to improve

  • 🐛 Crashes or freezes on newer iOS versions
  • 🐛 Outdated or missing data in some locations
  • 🔋 High data usage for map downloads
  • 🕰️ Slow to load maps and data

Bugs and requests

PocketGrib

Reported bugs

2 issues
  • Corrupted map display after recent update
  • Inability to download GRIB files in some areas

Requested features

5 requests
  • Add wave height data
  • Improve graphics and visuals
  • Provide more weather models to compare
  • Faster data updates
  • Ability to plot boat position and route

WeatherMap+

Reported bugs

3 issues
  • App crashes on launch with iOS 10 and later
  • Current location not detected on startup
  • Weather data inaccurate or not updating properly

Requested features

7 requests
  • Add cloud cover overlay
  • Provide wind speed in MPH/KPH instead of wind barbs
  • Allow saving favorite locations
  • Implement offline caching for maps and data
  • Add animation for weather data progression
Show 2 more
  • Include humidity data in the graphs
  • Provide weather data for additional altitude levels

In-app purchases

None

PocketGrib

No in-app purchases

None

WeatherMap+

No in-app purchases

Questions

Is PocketGrib free?
PocketGrib costs $5.99, with no in-app purchases.
Is WeatherMap+ free?
WeatherMap+ costs $2.99, with no in-app purchases.
Which has better reviews, PocketGrib or WeatherMap+?
PocketGrib is rated higher. PocketGrib averages 4.8 out of 5 from 577 ratings, while WeatherMap+ averages 4.7 from 538 ratings.
Do PocketGrib or WeatherMap+ have ads?
Neither PocketGrib nor WeatherMap+ shows ads.
Which is updated more often, PocketGrib or WeatherMap+?
PocketGrib ships an update every 2 months, and WeatherMap+ every 2 months. Most recently, PocketGrib was updated on November 1, 2026 and WeatherMap+ on November 4, 2026.
Which is more popular, PocketGrib or WeatherMap+?
PocketGrib currently peaks at #48 in the App Store charts, and WeatherMap+ at #87. Chart position reflects recent download velocity rather than total install base.

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