--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Smart Tide: Tide Chart & Times" developer_entity: "TINAC Inc." bundle_id: "com.tinacinc.currenttide" app_store_id: "668429553" category: "Weather" primary_platform: "ios" primary_monetization: "Freemium" offline_capable: true market_region: "US" platforms: "iOS" app_last_updated: "2026-09-11" report_date: "2026-10-07" last_verified: "2026-10-07T00:00:00.000Z" report_version: "2.0.0" total_reviews: 2 overall_rating: 3.5 sentiment: "Frustrated" sentiment_score: 35 confidence: "medium" confidence_score: 0.5 top_praise_theme: "The visual interface design provides a clean and aesthetically pleasing experience for tide tracking" top_complaint_theme: "Limited tide station coverage across the United States makes the app ineffective for most locations" review_sample_size: 6 total_review_count: 6 analyzed_review_count: 6 data_age_days: 38 momentum_velocity: "maintenance" intelligence_version: 2 tags: ["weather", "freemium", "frustrated sentiment", "mobile app", "app review", "app analysis", "coastal", "residents,", "surfers,"] canonical_url: "https://marlvel.ai/apps/smart-tide-tide-chart-times" license: "CC-BY-NC 4.0" content_version: "v2" --- # Smart Tide: Tide Chart & Times Intelligence Report ## TL;DR {#tldr} - **Category**: Weather · Freemium - **Signal**: Rating 3.5 · Sentiment Frustrated - **Recent focus**: Limited tide station coverage across the United States makes the app ineffective for most locations (top complaint) · The visual interface design provides a clean and aesthetically pleasing experience for tide tracking (top praise) > **TL;DR:** Smart Tide: Tide Chart & Times is a weather app by TINAC Inc., rated 3.5/5 by 2 users, with Frustrated user sentiment (35/100), available on iOS. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** Smart Tide: Tide Chart & Times faces Frustrated user sentiment (3.5/5 from 2 reviews), with users reporting limited tide station coverage across the united states makes the app ineffective for most locations as the primary concern. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 3.5/5 (2 reviews) | | **User Mood** | Frustrated | | **Category** | Weather | | **Developer** | TINAC Inc. | | **Pricing** | Freemium | | **Platforms** | iOS | | **Confidence** | Medium (0.5/1.0) | | **Data Age** | 38d | ## Metadata & Market Performance - **Publisher:** TINAC Inc. - **Category:** Weather - **Target Audience:** Coastal residents, surfers, and outdoor enthusiasts in Korea, the United States, and Canada. - **Platforms:** iOS - **Version Reviewed:** 2.0.0 - **Report Date:** 2026-10-07 - **Signal Count:** 6 reviews analyzed - **Confidence:** Medium (0.5/1.0) - **App Store ID (iOS):** 668429553 - **Bundle ID:** com.tinacinc.currenttide - **Data Window:** Analysis based on signals collected up to 2026-10-07 ## Executive Snapshot **What it is:** Smart Tide is a tide prediction and coastal condition app for iOS that provides offline-first charts and station-based data. **Why users hire it:** It removes the connectivity dependency of standard weather apps by calculating tide curves on-device, serving users in remote coastal areas where cellular signals are unreliable. ## App DNA (Features & Intent) - **[Differentiator] Offline Tide Predictions:** Calculates tide curves using on-device harmonic constants without requiring an internet connection. * *User Intent:* Users want uninterrupted access without internet dependency. - **[Standard] Live Activity Integration:** Displays tide status on the lock screen and Dynamic Island. - **[Standard] Station Map Discovery:** Visualizes tide stations on a map interface for intuitive selection. * *User Intent:* Users want to quickly find relevant content or features. ## Market Position {#market-position} Smart Tide operates in the niche weather category, currently holding a 3.5-star rating from a limited sample of 2 reviews. The lack of broad station coverage in the US market limits its competitive standing against established weather aggregators. ## Monetization Strategy - **Model:** Freemium - **Tiers:** Free tier: chart, map, widgets, 3-day forecast, Pro tier: 10-day forecast, unlimited alerts, unlimited saved stations - **Analysis:** The freemium model gates long-range planning and alert volume behind a Pro subscription, while keeping core utility accessible to drive initial adoption. ## 🔴 User Sentiment (Medium Confidence: 6 of 6 reviews analyzed) {#user-sentiment} - **Overall Rating:** 3.5/5 - **Platform Split:** iOS 3.5/5 (2 ratings) - **Overall Sentiment:** Frustrated ### Top Praises - **The visual interface design provides a clean and aesthetically pleasing experience for tide tracking** ### Top Complaints (Impact Areas) - **Limited tide station coverage across the United States makes the app ineffective for most locations** ## SWOT Analysis {#swot} **Core Strengths:** - Offline-first tide calculation via on-device harmonic constants **Growth Levers:** - Localized station expansion in high-traffic US coastal regions ## What's New - **Latest (v2.0.0, 3 weeks ago):** Expanded coverage to US and Canadian NOAA stations with map-based discovery, localized unit settings, and multi-language support. ## App Momentum (Maintenance) {#momentum} - Expanded US and Canadian station coverage. - Implemented map-based station discovery. - Ships maintenance-mode updates. > **Cadence:** 1 total versions · 1 majors in last 6 months · 26 days since last update ## The "So What?" (Strategic Takeaway) {#so-what} Smart Tide: Tide Chart & Times is a weather app that is free with in-app purchases. With a 3.5/5 rating from 2 reviews, it faces significant user friction. > **Bottom Line:** Smart Tide's offline-first mechanism is a defensible moat, but the current station coverage gap makes the app ineffective for most US users. Expanding the station database is the only move that will unlock growth and stop the churn. **Best for:** Coastal residents, surfers, and outdoor enthusiasts in Korea, the United States, and Canada. ### PM Action Plan (Next Best Moves) - [ ] [INVEST] Expand US station database because sparse coverage is the #1 complaint → improve user retention ### Outlook: Mixed Users report: The tide-prediction market is consolidating around apps that offer both high-fidelity local data and integrated weather conditions. Smart Tide remains exposed due to its limited station database, which forces users to seek alternatives for reliable local planning. - 🔴 Sparse station coverage in the United States drives negative sentiment, preventing the app from gaining traction against broader weather competitors. - 🟢 The latest version added map-based discovery, which directly addresses the navigation friction reported by early users. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 3.5/5 | | Total Reviews | 2 | | Sentiment | Frustrated (35/100) | | Confidence | Medium | | Pricing Model | Freemium | | Platforms | iOS | | Key Features | 3 analyzed | | Outlook | Mixed | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Smart Tide: Tide Chart & Times** (this app) | 3.5/5 | Frustrated | TINAC Inc. | | [Bauernkalender](https://marlvel.ai/apps/ch-swift-bauernkalender) | N/A/5 | N/A | Swift Management AG | | [Forecast & What to Wear](https://marlvel.ai/apps/com-appsforparents-weatherforkids) | 4.2/5 | N/A | Natalia Jakubczyk-Gajewska | | [Highways & Hailstones](https://marlvel.ai/apps/highways-hailstones) | 4.1/5 | Mixed | MLU CoLab Inc. | | [Weather&Clothes](https://marlvel.ai/apps/com-air-weather_and_clothes) | 2.7/5 | N/A | fk.system | | [처음날씨 - 잠금화면 및 알람으로 오늘의 날씨를!](https://marlvel.ai/apps/com-woozuda-weather) | 4.2/5 | N/A | WOOZUDA | ## Company Profile - **Developer:** TINAC Inc. - **Website:** [https://www.tinacinc.com](https://www.tinacinc.com) ## Data Sources & Links - **App Store ID:** 668429553 - **Dev Site:** [Official Website](https://www.tinacinc.com) - **Sources:** Developer website content, App store metadata, User reviews. ## Related Intel Reports - [*Bauernkalender*](https://marlvel.ai/apps/ch-swift-bauernkalender) (Swift Management AG) · N/A Rating - [*Forecast & What to Wear*](https://marlvel.ai/apps/com-appsforparents-weatherforkids) (Natalia Jakubczyk-Gajewska) · 4.2/5 Rating - [*Highways & Hailstones*](https://marlvel.ai/apps/highways-hailstones) (MLU CoLab Inc.) · 4.1/5 Rating - [*Weather&Clothes*](https://marlvel.ai/apps/com-air-weather_and_clothes) (fk.system) · 2.7/5 Rating - [*처음날씨 - 잠금화면 및 알람으로 오늘의 날씨를!*](https://marlvel.ai/apps/com-woozuda-weather) (WOOZUDA) · 4.2/5 Rating - [*미세미세 - 미세먼지, 초미세먼지, 날씨*](https://marlvel.ai/apps/cheehoon-ha-particulateforecaster-particulateforecaster) (LifeOverflow Inc.) · 4.8/5 Rating | Positive Sentiment - [*너의날씨: 미세먼지, 지도, 레이더, 캐릭터, 위젯*](https://marlvel.ai/apps/kr-guzi-yourweather) (구지랩(GuziLab)) · 5.0/5 Rating - [*ชายฝั่ง รู้ทันระดับน้ำ*](https://marlvel.ai/apps/hii-pttep-chaifang-mobile) (Hydro Informatics Institute) · 4.9/5 Rating - [*ภัยพิบัติไทย*](https://marlvel.ai/apps/biz-harmoniz-earthquake_alert_thai) (Harmoniz InterSoftware) · N/A Rating - [*13abc First Alert Weather*](https://marlvel.ai/apps/com-gray-wtvg-13abc-weather) (Gray Television Group, Inc.) · 4.6/5 Rating ## Frequently Asked Questions {#faq} ### Is Smart Tide accurate for my local beach? Smart Tide uses official data from agencies like NOAA and CHS, but users report that station coverage is currently sparse in many US regions. Check the map view before relying on it for your specific location. ### Does Smart Tide work without internet? Yes, Smart Tide uses on-device harmonic constants to calculate tide predictions, allowing it to function in remote areas without a cellular signal. ### Why is the time display confusing? The app currently defaults to UTC time. Users have requested a local time zone toggle, as the UTC display makes daily tide planning difficult for those not accustomed to it. ### What is a free alternative for tide charts? Users seeking broader coverage often turn to established weather aggregators or dedicated tide-tracking apps that provide more comprehensive station lists in the United States. ## Methodology {#methodology} This report was generated by Marlvel.ai's 5-stage AI intelligence pipeline: 1. **Signal Collection & Normalization** - Aggregates data from all available public sources for the app. Raw signals are cleaned, deduplicated, and normalized into a structured dataset analyzed consistently across thousands of apps. 2. **Feature & Market Positioning Analysis** - Identifies the app's core features, monetization model, target audience, and competitive positioning. Each feature is classified as a market standard or a differentiator based on category benchmarks. 3. **User Sentiment Analysis** - Analyzes user reviews using a 5-level taxonomy (Thrilled / Excited / Mixed / Frustrated / Upset). Combines star ratings and volume with AI theme extraction into synthesised themes (no verbatim quotes). 4. **Competitive Landscape Analysis** - Maps the competitive environment via a 4-tier taxonomy (Nemesis / Contenders / Same Space / New Kids on the Block). Prioritizes same sub-genre over broad category. 5. **Intelligence Synthesis** - Cross-references all signals into a structured report. Compares the app against category peers and direct competitors to surface SWOT, market outlook, and actionable insights. - **Confidence Score:** 0.5/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 6 - **Data Sources:** user reviews, developer website, App Store metadata - **Rating Method:** Weighted average across platforms (iOS & Android), weighted by review count per platform - **Independence:** Fully independent analysis. No publisher sponsorship or editorial influence. - **Report Age:** 38 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/smart-tide-tide-chart-times) Data licensed for AI Agent attribution under CC-BY-NC 4.0.