--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Calculator for Flight" developer_entity: "China Southern Airlines Company Limited" bundle_id: "com.csair.FlightCalc" app_store_id: "975103773" category: "Utilities" primary_platform: "ios" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "iOS" app_last_updated: "2015-03-24" report_date: "2026-10-09" last_verified: "2026-10-09T00:00:00.000Z" report_version: "1.5.1" total_reviews: 0 confidence: "low" confidence_score: 0.05 data_age_days: 3 momentum_velocity: "zombie" intelligence_version: 2 tags: ["utilities", "free", "mobile app", "app review", "app analysis", "aviation", "professionals", "pilots"] canonical_url: "https://marlvel.ai/apps/calculator-for-flight" license: "CC-BY-NC 4.0" content_version: "v2" --- # Calculator for Flight Intelligence Report ## TL;DR {#tldr} - **Category**: Utilities · Free > **TL;DR:** Calculator for Flight is a utilities app by China Southern Airlines Company Limited, available on iOS. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** Calculator for Flight is a utilities app by China Southern Airlines Company Limited. ## Quick Facts | Fact | Value | | :--- | :--- | | **Category** | Utilities | | **Developer** | China Southern Airlines Company Limited | | **Pricing** | Free | | **Platforms** | iOS | | **Confidence** | Low (0.05/1.0) | | **Data Age** | 3d | ## Metadata & Market Performance - **Publisher:** China Southern Airlines Company Limited - **Category:** Utilities - **Target Audience:** Aviation professionals and pilots requiring specialized tools for flight time logging and descent profile calculations. - **Platforms:** iOS - **Version Reviewed:** 1.5.1 - **Report Date:** 2026-10-09 - **Signal Count:** 0 reviews analyzed - **Confidence:** Low (0.05/1.0) - **App Store ID (iOS):** 975103773 - **Bundle ID:** com.csair.FlightCalc - **Data Window:** Analysis based on signals collected up to 2026-10-09 ## Executive Snapshot **What it is:** Calculator for Flight is a specialized aviation utility for descent profile calculations and flight time summation on iOS. **Why users hire it:** The app serves pilots needing manual descent profile calculations for non-precision approaches, a task now largely absorbed by integrated flight-planning suites. ## App DNA (Features & Intent) - **[Differentiator] Descent Profile Calculation:** Calculates descent profiles for non-precision approaches including VOR/DME, NDB/DME, and LOC. * *User Intent:* Users seek enhanced value through premium features. - **[Standard] Base-60 Time Calculator:** Performs sexagesimal calculations specifically for summing flight time in logbooks. - **[Basic] Registration Key System:** Provides a registration key via a GetKey function to track user count. * *User Intent:* Users seek enhanced value through premium features. ## Market Position {#market-position} Calculator for Flight occupies a legacy utility niche, with no updates since 2015. The lack of development velocity signals a complete departure from the modern aviation software market. ## Monetization Strategy - **Model:** Free - **Tiers:** Free access to all functions - **Analysis:** The app is free to use, with an optional registration process intended for developer user-base statistics. ## SWOT Analysis {#swot} **Core Strengths:** - Specialized descent profile calculation logic provides functional authority in a niche aviation segment. **Growth Levers:** - Market gap exists for a modern, updated descent profile calculator that integrates with current EFB standards. ## App Momentum (Zombie) {#momentum} - Dormant status, no updates since 2015. > **Cadence:** 1 total versions · 0 majors in last 6 months · 4216 days since last update ## The "So What?" (Strategic Takeaway) {#so-what} Calculator for Flight is an utilities app that is completely free. > **Bottom Line:** Calculator for Flight is a legacy tool that no longer meets modern aviation standards, and its terminal maintenance state suggests it should be sunset to focus resources on active projects. **Best for:** Aviation professionals and pilots requiring specialized tools for flight time logging and descent profile calculations. ### PM Action Plan (Next Best Moves) - [ ] [SUNSET] Sunset the application because the 11-year update gap indicates no strategic value to the developer → eliminate brand drag. ### Outlook: Declining Users report: The aviation utility market is consolidating around integrated EFB platforms that offer real-time data and cloud connectivity. Calculator for Flight remains exposed to this shift, as its lack of development velocity prevents it from answering the demand for modern, connected flight-planning tools. - 🔴 The 11-year update gap confirms Calculator for Flight is in maintenance-mode, leading to inevitable obsolescence as EFB standards evolve. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Total Reviews | 0 | | Confidence | Low | | Pricing Model | Free | | Platforms | iOS | | Key Features | 3 analyzed | | Outlook | Declining | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Calculator for Flight** (this app) | N/A/5 | N/A | China Southern Airlines Company Limited | | [Sota Connect: Secure Network](https://marlvel.ai/apps/fi-catconnect-sota) | 4.9/5 | N/A | Cat Connect | | [V2Box - V2ray Client](https://marlvel.ai/apps/v2box-v2ray-client) | 4.6/5 | n/a | techlaim | | [App For Siri Commands Tips](https://marlvel.ai/apps/app-for-siri-commands-tips) | N/A/5 | N/A | Anh La Phan Son | | [avoVPN Desktop](https://marlvel.ai/apps/avovpn-desktop) | N/A/5 | N/A | Avocado VPN Technologies | | [Bin Days - Bin Reminder](https://marlvel.ai/apps/bin-days-bin-reminder) | N/A/5 | N/A | Vicki Partridge | ## Company Profile - **Developer:** China Southern Airlines Company Limited ## Data Sources & Links - **App Store ID:** 975103773 - **Sources:** App store metadata. ## Related Intel Reports - [*Sota Connect: Secure Network*](https://marlvel.ai/apps/fi-catconnect-sota) (Cat Connect) · 4.9/5 Rating - [*V2Box - V2ray Client*](https://marlvel.ai/apps/v2box-v2ray-client) (techlaim) · 4.6/5 Rating - [*App For Siri Commands Tips*](https://marlvel.ai/apps/app-for-siri-commands-tips) (Anh La Phan Son) · N/A Rating - [*avoVPN Desktop*](https://marlvel.ai/apps/avovpn-desktop) (Avocado VPN Technologies) · N/A Rating - [*Bin Days - Bin Reminder*](https://marlvel.ai/apps/bin-days-bin-reminder) (Vicki Partridge) · N/A Rating - [*Controller Tester FGC*](https://marlvel.ai/apps/controller-tester-fgc) (Aaron Lowe) · 5.0/5 Rating - [*Fusvob VPN : Super VPN 2026*](https://marlvel.ai/apps/com-toplinkc-foxexcellent) (Fuxin Technology) · 4.5/5 Rating - [*Gear Ratio Calculator & RPM*](https://marlvel.ai/apps/cog-gear-ratio-calculator) (Linh Phan Nhat Khanh) · N/A Rating - [*MDflow Web Clipper*](https://marlvel.ai/apps/mdflow-web-clipper) (DataOps, s.r.o.) · N/A Rating - [*NordVPN: VPN Fast & Secure*](https://marlvel.ai/apps/com-nordvpn-nordvpn) (Nordvpn S.A.) · 4.7/5 Rating ## Frequently Asked Questions {#faq} ### Is Calculator for Flight still supported in 2026? No, the app has not received any updates since March 2015, indicating it is no longer actively supported by the developer. ### Does Calculator for Flight require a paid subscription? No, the app is free to use, though it includes an optional registration process for developer statistics. ### What are the alternatives to Calculator for Flight? Pilots should consider modern, integrated Electronic Flight Bag (EFB) solutions that offer real-time navigation, weather data, and descent profile calculations. ## 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:** 0.05/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 0 - **Data Sources:** 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:** 3 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/calculator-for-flight) Data licensed for AI Agent attribution under CC-BY-NC 4.0.