Comparison

PocketGrib vs PredictCurrent

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

PredictCurrent

Navigate coastal waters with detailed tidal and ocean current maps. Access 10-day forecasts for currents, wind, waves, and sea temperatures. Essential for safe marine planning and exploration.

Highlights
  • Ultra-high-resolution 100m tidal current maps
  • 400m and 4km global coastline coverage
  • 10-day animated forecasts for currents, wind, and waves
  • Hourly tide chart data
  • Wind-against-current interaction analysis
  • Sea temperature tracking
Features
Currently charting
Read full description

Navigate coastal adventures with precision using real-time tidal current data from PredictWind. PredictCurrent delivers ultra-high-resolution 100m tidal current maps, plus 400m and 4km maps covering 90% of global coastlines. It also includes full ocean current coverage, empowering fishermen, sailors, and coastal explorers with essential tools for current tracking, tide planning, and marine navigation. Developed by PredictWind’s expert oceanographers, trusted globally for industry-leading forecasting, PredictCurrent supports confident and safe coastal navigation for boating, fishing, sailing, and kayaking. Why PredictCurrent - Unrivalled Precision: Ultra-high-resolution 100m tidal current maps provide unmatched detail for coastal tide planning, ideal for fishing, sailing, or paddle sports. Also includes 400m and 4km resolution maps. - Trusted Expertise: Built by PredictWind, pioneers in marine and ocean current forecasting, delivering professional-grade data. - Comprehensive Tracking: Monitor tidal currents, ocean currents, winds, waves, and sea temperatures with animated maps and hourly tide chart data for 10 days. - Coastal Navigation: Join fishermen, sailors, kayakers, and coastal explorers worldwide who rely on PredictWind’s marine weather and current data for informed navigation. Key Features - Ultra-High-Resolution 100m Tidal Current Maps: Visualise intricate nearshore water current movements with clarity, ideal for coastal navigation, route planning, and safety. - High-Resolution 400m & 4km Maps: Access tide and ocean current coverage for 90% of global coastlines, seamlessly integrated with live ocean current data. - Advanced Dashboard: Analyse wind-against-current interactions, wave heights, tide cycles, and directions using accurate ECMWF wind forecasts. - Animated 10-Day Forecasts: View dynamic tidal currents, ocean currents, wind, waves, and sea temperature forecasts on interactive marine maps. - Detailed Data Tables: Access hourly data on current speed and direction, plus alerts for wind-against-current situations. Tailored for fisherman, sailors, kayakers, and coastal adventurers, PredictCurrent offers essential tools for safe marine planning—backed by PredictWind’s proven ocean data and current tracking accuracy. Start with a 14-day free trial. Access ultra-high-resolution tidal current data, tide charts, ocean current forecasts, wind, waves, and sea temperature tools for your next coastal journey. Terms & Conditions: https://www.predictcurrent.com/terms-and-conditions Privacy Policy: https://www.predictcurrent.com/privacy-policy

Screenshots

PocketGrib3 screens
PredictCurrent4 screens

Verdict

The call

The clearest difference is price: PredictCurrent at Free against PocketGrib's $5.99. PocketGrib's advantage is review sentiment (95% vs 57%) and in-app purchases (none vs 5). On ratings volume, update cadence, ads and chart position 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

PredictCurrent is free to download; PocketGrib costs $5.99 up front. PredictCurrent sells 5 in-app purchases, starting at $15.00 per month. PocketGrib asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

PocketGrib holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 575 and 255 respectively. Written reviews point the same way: 95% of PocketGrib's written reviews are positive against 57% of PredictCurrent's.

UpkeepUpdate frequency

PocketGrib ships an update every 5 weeks, PredictCurrent monthly. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.

Scorecard6 real differences · 5 level
PocketGrib versus PredictCurrent: the parameters behind the verdict, then further details
ParameterPocketGribPredictCurrent
Price$5.99Free — better
Rating4.8 (575 ratings) — better4.5 (255 ratings)
Positive reviews95.3% of reviews — better56.6% of reviews
Number of ratings575 — better255
Update frequencyEvery 5 weeksMonthly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
Best chart rank#93#80 — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS9.3 — better16.0
Further details — not scored
Size37 MB50 MB
Age rating4+4+
DeveloperNicko BrennanPredictWind Limited

Customer experience

PocketGrib

All ratings575 ratings
Positive97.9%
Neutral1.2%
Negative0.9%
Written reviews253 reviews
Positive95.3%
Neutral0.8%
Negative4.0%

PredictCurrent

All ratings255 ratings
Positive85.9%
Neutral2.7%
Negative11.4%
Written reviews76 reviews
Positive56.6%
Neutral0.0%
Negative43.4%

User reviews

PocketGrib

From 575 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

PredictCurrent

From 255 App Store ratings

What we love

  • 📊 Detailed hour-by-hour current visualizations
  • 🎯 Accurate tidal and current predictions
  • 👍 Intuitive and user-friendly interface
  • 🌊 Comprehensive water condition data (wind, tide, waves, temperature)
  • 💼 Valuable competitive advantage for water sports professionals

Room to improve

  • 💰 Expensive subscription pricing ($24-30 quarterly)
  • 🚫 Mandatory account creation required
  • 📍 Limited geographic coverage and location availability
  • ⏰ Forecast data limited to short timeframes (until 11am-noon next day)
  • 🔐 Privacy concerns regarding personal data collection

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

PredictCurrent

Reported bugs

8 issues
  • Unable to add location error messages despite valid coordinates
  • Location setup fails to respond or complete
  • Password not saved correctly in database, preventing login
  • Account creation fails with character handling errors
  • App crashes when setting locations
Show 3 more
  • Free trial access inconsistent across devices
  • iPad version blocks access to charts despite iPhone trial access
  • Data unavailable errors at valid deep water locations

Requested features

9 requests
  • Extended forecast data for full 24-hour next day coverage
  • Smaller time increment stepping (sub-hourly) for racing
  • Exact tide turn time information beyond hourly data
  • Legend/symbol guide for app indicators
  • Improved coastal and estuarine modeling
Show 4 more
  • Better 100m resolution coverage beyond UK Solent region
  • Cross-platform synchronization between iPhone and iPad
  • Offline access to saved locations
  • Multi-language support (German, French, etc.)

In-app purchases

None

PocketGrib

No in-app purchases

5 purchases

PredictCurrent

Subscriptions5
  • PredictCurrent Pro 1-Month14 Days trial$15.001 Month
  • PredictCurrent Pro 3-Monthly14 Days trial$29.003 Months
  • PredictCurrent Pro 3-Monthly3 Days trial$29.003 Months
Show 2 more
  • PredictCurrent Pro 3-Monthly7 Days trial$29.003 Months
  • PredictCurrent Pro Annual14 Days trial$99.001 Year

Questions

Is PocketGrib free?
PocketGrib costs $5.99, with no in-app purchases.
Is PredictCurrent free?
PredictCurrent is free to download, with in-app purchases available.
Which has better reviews, PocketGrib or PredictCurrent?
PocketGrib is rated higher. PocketGrib averages 4.8 out of 5 from 575 ratings, while PredictCurrent averages 4.5 from 255 ratings.
Do PocketGrib or PredictCurrent have ads?
Neither PocketGrib nor PredictCurrent shows ads.
Which is updated more often, PocketGrib or PredictCurrent?
PocketGrib ships an update every 5 weeks, and PredictCurrent monthly. Most recently, PocketGrib was updated on October 14, 2026 and PredictCurrent on October 12, 2026.
Which is more popular, PocketGrib or PredictCurrent?
PocketGrib currently peaks at #93 in the App Store charts, and PredictCurrent at #80. Chart position reflects recent download velocity rather than total install base.

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