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Slackwater VS Flutter Multi-platform Sample

Compare Slackwater VS Flutter Multi-platform Sample and see what are their differences

Slackwater

Slackwater shows the tide curve, the high and low times, slack water and the solunar bite windows for the spots you fish, surf and boat. Predictions run on the device from NOAA harmonic data, so it all works with no signal. Free for three spots.

Rating
0 reviews
Pricing
Freemium Free trial $24.99 / Annually (Premium. $3.99/mo, Lifetime $39.99. Free for 3 spots.)
Alternatives Is it good?
Flutter Multi-platform Sample

Flutter Multi-platform Sample

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0 reviews
Alternatives Is it good?
Grapple
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Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Base details

Website, pricing, platforms and company facts side by side.

Slackwater
Flutter Multi-platform Sample
Website slackwatertides.com github.com
Pricing
Freemium Free trial $24.99 / Annually (Premium. $3.99/mo, Lifetime $39.99. Free for 3 spots.) Official pricing
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Platforms
iOS iPad Apple Watch
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Company 2026 —
Listed in
Fishing Weather Boating Fishing App Outdoors iPhone Weather Apps +4
Flutter Flutter Developers Flutter Multi Platform Competitive Intelligence +1

About Slackwater and Flutter Multi-platform Sample

In their own words, as submitted to SaaSHub.

Slackwater
Flutter Multi-platform Sample

Slackwater is a tide and fishing app for iPhone, iPad and Apple Watch. It shows the tide curve for a spot with the day's high and low times, when slack water arrives and which way the current turns next, and the solunar windows anglers plan around. Tide predictions are computed on the device from...

Read more about Slackwater

No description of Flutter Multi-platform Sample yet.

Features and specs

What each product offers, as listed by its team.

Slackwater 3 features
Flutter Multi-platform Sample 5 features
  • Tide curve and times
    The day's highs and lows, slack water, and when the current turns
  • Solunar bite windows
    Major and minor windows, moon phase, and a rating for the day
  • Works offline
    Predictions computed on the device from NOAA harmonic data, no signal needed
  • Multi-platform support
    The project demonstrates how to build a single Flutter codebase that runs on Android, iOS, Web, macOS, Windows, and Linux, showcasing Flutter's cross-platform capabilities in a practical example.
  • Clean architecture approach
    The sample follows a structured and organized architecture pattern, making it easier for developers to understand best practices for structuring multi-platform Flutter projects with separation of concerns.
  • Good reference for beginners
    It serves as a useful starting point and learning resource for developers who want to understand how to set up and configure a Flutter project that targets multiple platforms simultaneously.
  • Open source by Mindinventory
    Backed by Mindinventory, a recognized Flutter development company, the project benefits from professional development practices and offers a trustworthy reference implementation for the community.
  • Platform-adaptive UI demonstrations
    The sample shows how to adapt UI layouts and behaviors for different screen sizes and platform conventions, which is one of the more challenging aspects of multi-platform Flutter development.

Possible disadvantages

  • Limited community engagement
    The repository has relatively low stars, forks, and contributions compared to other Flutter sample projects, which means fewer community-driven improvements, bug fixes, and discussions.
  • Sparse documentation
    The project lacks comprehensive documentation, detailed setup guides, and thorough explanations of architectural decisions, making it harder for newcomers to fully understand and leverage the codebase.
  • Infrequent updates
    The repository does not appear to be actively maintained with regular updates, which may lead to compatibility issues with newer Flutter SDK versions and outdated dependency usage.
  • Limited real-world complexity
    As a sample project, it covers basic multi-platform scenarios but does not address more complex real-world challenges such as platform-specific plugin integration, advanced state management, or production-level error handling.
  • Minimal testing coverage
    The project appears to lack comprehensive unit tests, widget tests, and integration tests, which limits its value as a reference for production-quality multi-platform Flutter development practices.

Analysis

An editorial look at what each product does well and who it suits.

Slackwater
Flutter Multi-platform Sample

No analysis of Slackwater yet.

Overall verdict

  • Flutter is a solid choice for building multi-platform applications from a single codebase, and a well-structured sample repository can be a good learning resource, though its actual value depends on code quality, documentation, and how up-to-date it is with current Flutter SDK versions.

Why this product is good

  • Demonstrates real-world implementation of cross-platform code sharing (mobile, web, desktop) using Flutter
  • Helps developers understand best practices for structuring a multi-platform Flutter project
  • Saves time by providing boilerplate and architecture patterns instead of starting from scratch
  • Open-source nature allows community contributions, issue tracking, and continuous improvement
  • Useful for comparing platform-specific adaptations (responsive UI, platform channels, conditional imports)

Recommended for

  • Developers new to Flutter wanting to see multi-platform project structure
  • Teams evaluating Flutter for cross-platform app development
  • Students or hobbyists learning responsive and adaptive UI design in Flutter
  • Engineers researching platform-specific code integration (iOS, Android, web, desktop) within a single codebase
  • Open-source contributors looking for a sample project to practice or extend

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Slackwater
Flutter Multi-platform Sample
100% 100%
Fishing
0% 0%
0% 0%
Flutter Multi Platform
100% 100%
100% 100%
Weather
0% 0%
0% 0%
Flutter
100% 100%

Questions & Answers

As answered by people managing Slackwater and Flutter Multi-platform Sample.

What makes your product unique?

Slackwater's answer

The tide math runs on the phone. Slackwater carries the NOAA harmonic constituents for the stations you save and computes the curve locally, so the tide times, the solunar windows and the alerts all still work in a marsh or a canyon with no bars. Several of the free tide apps are online only, which fails in exactly the places you need them. Slack water also gets treated as a first-class thing here: the app tells you when the current actually turns, not only when the height peaks, which is the moment most of this planning is really about.

Why should a person choose your product over its competitors?

Slackwater's answer

Scope and price for the person actually standing in the water. The large fishing platform runs about $75 a year and is mostly a social network with a catch log around it. Slackwater is a timing tool: $24.99 a year, $3.99 a month, or $39.99 once for Lifetime, and free for three spots with no ads and no account. It also covers the parts the simpler free tide apps leave out, including slack water and the current turn, a bite rating for the day, alerts at any tide height you choose, a session log that fills in the conditions for you, and an Apple Watch app with widgets and a Live Activity so the next tide is on your wrist and your lock screen.

How would you describe the primary audience of your product?

Slackwater's answer

Inshore and surf anglers, kayak and small boat people, surfers, clammers, and anyone whose plan for the next six hours depends on what the water is doing. They tend to fish the same handful of places over and over, which is why the free tier is three spots rather than a countdown to a paywall. Most of them are standing somewhere with one bar or none, so working offline is a requirement here rather than a bonus feature.

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