When to Fish - Fishing forecasts & insights
Unleash your fishing potential with tailored forecasts, ideal locations, and moon phase updates for every angler.

- 4.1.4 Version
- 1.4 Score
- 454K+ Downloads
- In-app purchases License
- 3+ Content Rating
When to Fish serves as an essential guide for anglers who understand that successful fishing goes beyond mere chance. Our app offers predictions and insights to assist you in identifying the optimal times and locations for freshwater fishing. It acts as your personal fishing forecast tool, utilizing weather patterns, lunar information, and more.
Features:
- Tailored Fishing Condition Forecasts: The app delivers customized forecasts for various fish species, ensuring you are informed about the best times to target Carp, Grass Carp, Zander, Pike, Catfish, Bass, Perch, Bream, Crappie, Barbel, Tench, Trout, Crucian Carp, Grayling, Nase, Eel, Asp, Muskie, Walleye, Roach, and Tilapia.
- General Fish Activity Predictions
- In-depth Weather Insights: Gain understanding of weather conditions with details on temperature, pressure, wind, and additional factors impacting fish behavior.
- Marked Fishing Locations: Save and label your preferred fishing spots. With premium access, share these sites and discover where others are landing their catches.
- Current Lunar Phase Updates: Stay informed about the moon phases, which play a role in fish activity.
- Solunar Forecasts: Leverage the solunar calendar for optimal fishing times, featuring daily and hourly predictions available up to three months ahead with premium access.
- Built-in Barometric Forecast: Predict shifts in fish behavior through a pressure forecast, aiding you in planning your fishing excursions.
- Customizable Interface: Personalize the app's appearance to match your taste, whether you favor a classic look or a modern design.
- New Feature: Advanced mapping capabilities with various marker types.
- New Feature: A fishing log that allows you to document your catches (including photos), weather conditions, and locations, along with options to export and import your logs.
Important Note: Although the app provides prediction and forecasting data, bear in mind that these are estimates aimed at enhancing your chances of success. The provided forecasts do not warrant a catch. The application accommodates all listed freshwater species, regardless of their specific environments or availability in your region.
By subscribing to Premium, you'll receive:
- Hourly and daily forecasts extending up to 15 days
- An unlimited number of chosen water areas
- The ability to share your saved locations
- Daily and hourly solunar forecasts for the subsequent three months
- An option to transfer solunar calculations to traditional methods
- Hourly barometric predictions for two days
- Advanced mapping features with multiple markers
- A fishing diary that enables logging of catches (including photos), weather conditions, and locations, as well as exporting and importing entries
The forecasts cover fishing conditions and fish activity levels.
A free trial period is available for the Premium subscription. After the trial concludes, the subscription will automatically commence, incurring the applicable fee.
To avoid subscription charges, it's essential to cancel at least 24 hours before the end of the trial period or the current subscription timeframe.
Subscriptions are automatically renewed unless canceled at least 24 hours prior to the conclusion of the current subscription period.
Cancellations can be made within the Google Play app.
Please note: Uninstalling the app does not automatically terminate your subscription. If you choose to cancel it, your subscription will remain active until the end of the current billing cycle.
When to Fish: The Essential Tool That Transforms Fishing from Guesswork to Strategy
As an avid angler constantly seeking to optimize my time on the water, I've found "When to Fish" to be an indispensable and genuinely impressive companion that elevates the entire fishing experience beyond simple luck.
The core premise – leveraging weather patterns, lunar phases, and solunar theory to predict optimal fishing times and locations – is executed brilliantly, providing tangible, actionable insights that genuinely increase my confidence and success rate.
I particularly appreciate the detailed, species-specific forecasts; knowing the predicted activity windows for specific targets like Bass, Walleye, or Trout allows for precise planning and significantly reduces unproductive hours.
The in-depth weather insights, including temperature, pressure, and wind analysis, are presented clearly and have proven invaluable in understanding subtle shifts in fish behavior, helping me adapt my tactics on the fly.
The ability to mark and save my productive spots is incredibly useful, and the new advanced mapping features add another layer of planning sophistication.
Furthermore, the inclusion of current lunar phase updates and the comprehensive solunar forecasts (especially the extended premium ones) provide a scientific backbone to my outings that I now heavily rely on.
The newly introduced fishing log is a game-changer, allowing me to meticulously document catches with photos, correlate them with exact conditions and locations, and track patterns over time – it feels like building a personalized, invaluable knowledge base.
While the app wisely reminds users that forecasts are estimates, my personal experience consistently shows that following its guidance dramatically improves my chances.
The premium subscription unlocks truly powerful tools like the extended 15-day and 3-month forecasts, unlimited water areas, and the full functionality of the fishing log and advanced maps, making it well worth the investment for serious anglers.
"When to Fish" feels less like a simple app and more like a trusted, intelligent fishing mentor, transforming preparation and execution into a strategic science, and it has fundamentally enhanced both my enjoyment and results on the water.
- Version4.1.4
- UpdateJul 25, 2025
- DeveloperMoje Apps s. r. o.
- CategorySports
- Requires AndroidAndroid 8.0+
- Downloads454K+
- Package Namecom.miros.whentofish
- Signature1bce5ef19defe3125cc5f66c17cde8c8
- Available on
- ReportFlag as inappropriate
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NameSizeDownload
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97.20 MB
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97.20 MB
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97.19 MB
Easy to use interface
Provides plenty of fishing information
Accurate weather predictions
Good for planning fishing trips
Free to download
Responsive developer support
Offers a premium version for additional features
Useful for both beginners and experienced anglers
Limited to 2 days prediction
Requires payment for premium features
Inaccurate fish species information in certain regions
Some users report issues with payments
Features may not be applicable in all countries
Information can be misleading or incorrect at times
Lacks satellite imagery for precise location mapping
Some technical problems when adding spots