Tides US is a navigation utility providing offline tide, moon phase, and solar data for 1870 stations in the US and Canada on iOS.

The App DNA

What makes this app unique?

It removes the connectivity friction for coastal planning in remote locations where cellular data is unavailable.

For Boaters, swimmers, and beach-goers requiring tide and lunar data for coastal activities.

What does it look like?

Key features

Offline Tide Dataedge

Access tide information for 1870 stations without an active internet connection.

Map-based Station Finderstandard

Visualizes tide stations on a map using current location or manual search.

Moon Phase Trackingstandard

Displays moon phase icons for any selected date.

How much does it cost?

freeFree

Tides US is currently offered as a free utility with no visible subscription or IAP gates.

Velocity

Steady developmentShow more...

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Who built it?

Loft Labs Interactive

5 apps tracked · Navigation

Tides NZTides NZCamera for OBS StudioCamera for OBS StudioTelecast Camera: HD WebcamTelecast Camera: HD WebcamOneTake: Captions & TelepromptOneTake: Captions & Teleprompt
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User Sentiment

What do users think recently?

Review voice lately leans frustrated. Users appreciate the simple and clean user interface provides a straightforward experience for casual tide tracking needs.

How are ratings & reviews evolving?

App Store
2.75 · 20

What users say, by theme

What Users Love
  • The simple and clean user interface provides a straightforward experience for casual tide tracking needs
What Frustrates Users
  • Inaccurate tide height and time data across multiple regions render the app unreliable for maritime navigation
+ 2 more themes
What Users Want 1 request inside

18 of 18 recent reviews analyzed · moderate confidence · Frustrated overall

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Competition

Competitive landscape for Tides US

How's the Navigation market?

Tides US occupies a niche in the Navigation category by prioritizing offline access over real-time cloud updates. With a 2.75-star rating across 20 reviews, the app currently struggles to balance its offline-first promise with the baseline accuracy required for maritime safety.

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The rivals identified

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The Analyst's Read

Key takeaways for Tides US

Where is it heading?

Users report: The maritime utility market is shifting toward high-precision, real-time data integration, leaving Tides US exposed due to its reliance on potentially stale or inaccurate offline datasets. Without a rigorous audit of its tide-height calculations, the app risks total churn among its core boating audience, regardless of its offline-first convenience.

  • Persistent tide data inaccuracies across multiple regions erode user trust, which compounds the negative sentiment already visible in the 2.75-star rating.

The SWOT

Core Strengths
  • Offline map packs remove the connectivity dependency rivals require
Critical Frictions 1 weakness inside
Growth Levers
  • Localized data expansion into Hawaii and secondary stations
Market Threats 1 threat identified

Next best moves

1 Pivot

Audit tide data feeds because users report significant offsets in tide times and height calculations → restore core utility

The counter-intuitive read

The offline-first design is a retention lever in…

Read the full take

Since the last report: Tides US has shifted its focus toward feature expansion, including port search and depth units, while simultaneously facing a decline in user sentiment due to persistent tide data inaccuracies.

Bottom line

Addressing the tide data offsets is the only path to restoring utility, as the current inaccuracy renders Tides US a liability for its target maritime audience.

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FAQ

Is Tides US reliable for maritime navigation?
Users report significant offsets in tide times and height calculations, which limits the app's reliability for critical maritime navigation tasks.
Does Tides US work without an internet connection?
Yes, Tides US provides offline tide information for 1870 stations, though the map view requires cached data.
Can I view tide data for future dates?
No, the current version of Tides US defaults to current day data and does not support future date selection.

Sources

  1. [1] App Store, source

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Tides US, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

What's new

Tides US has shifted its focus toward feature expansion, including port search and depth units, while simultaneously facing a decline in user sentiment due to persistent tide data inaccuracies.

declined

Rating and Sentiment Decline

improved

Offline Tide Data Repositioning

added

New Navigation and Customization Features

shifted

Target Audience Expansion

added

Data Reliability Threats

Cite this report

Marlvel.ai. “Tides US Intelligence Report.” Updated Aug 16, 2026. https://marlvel.ai/apps/tides-us

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