--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "OilField HandyCalc Lite" developer_entity: "Aliasgar Rangwala" bundle_id: "com.saifysolutions.oilfieldcalclite" app_store_id: "979828917" category: "Productivity" primary_platform: "ios" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "iOS" app_last_updated: "2015-04-04" report_date: "2026-06-02" last_verified: "2026-06-02T01:56:55.151Z" report_version: "1.0" total_reviews: 0 confidence: "low" confidence_score: 0.3 data_age_days: 45 momentum_velocity: "zombie" intelligence_version: 3 competitor_count: 6 tags: ["productivity", "free", "mobile app", "app review", "app analysis", "oilfield", "personnel,", "petroleum"] canonical_url: "https://marlvel.ai/apps/oilfield-handycalc-lite" license: "CC-BY-NC 4.0" content_version: "v2" --- # OilField HandyCalc Lite App Audit ## TL;DR {#tldr} - **Category**: Productivity · Free > **TL;DR:** OilField HandyCalc Lite is a productivity app by Aliasgar Rangwala, available on iOS. > > **Marlvel.ai App Intelligence** — Independent analysis. US Market. No publisher influence. > **Key Insight:** OilField HandyCalc Lite is a productivity app by Aliasgar Rangwala. ## Quick Facts | Fact | Value | | :--- | :--- | | **Category** | Productivity | | **Developer** | Aliasgar Rangwala | | **Pricing** | Free | | **Platforms** | iOS | | **Confidence** | Low (0.3/1.0) | | **Data Age** | 45d | ## Metadata & Market Performance - **Publisher:** Aliasgar Rangwala - **Category:** Productivity - **Target Audience:** Oilfield personnel, petroleum engineers, and mud engineers involved in drilling and exploration. - **Platforms:** iOS - **Version Audited:** 1.0 - **Audit Date:** 2026-06-02 - **Signal Count:** 0 reviews analyzed - **Confidence:** Low (0.3/1.0) - **App Store ID (iOS):** 979828917 - **Bundle ID:** com.saifysolutions.oilfieldcalclite - **Performance Trend:** Declining - **Data Window:** Analysis based on signals collected up to 2026-06-02 ## Executive Snapshot **What it is:** OilField HandyCalc Lite is a productivity utility providing drilling and petroleum engineering calculations for field personnel on iOS. **Why users hire it:** Engineers hire this tool to perform rapid on-site volume and pressure calculations, though the lack of modern reporting features limits its utility in professional workflows. ## App DNA (Features & Intent) - **[Standard] Oilfield Calculation Suite:** Provides specialized drilling and petroleum engineering formulas including Annular Volume, Hydrostatic Pressure, and ECD. * *User Intent:* Users seek enhanced value through premium features. - **[Standard] Result Export:** Allows users to share calculation results via email or with colleagues directly from the interface. * *User Intent:* Users seek social connection and competitive engagement with peers. - **[Differentiator] Drill String and Cementing Tools:** Includes specific modules for Ton-Mile calculations, balanced cement plug settings, and sack requirements. ## Market Position {#market-position} The app maintains a static presence in the Productivity category with no updates since 2015, signaling it functions as a legacy lead-generation asset rather than a growth-focused product. ## Monetization Strategy - **Model:** Free - **Tiers:** Free - **Analysis:** The app is distributed as a free tool to serve as a lead generation mechanism for the developer's broader IT and software services. ## SWOT Analysis {#swot} **Core Strengths:** - Specialized drilling formula library provides immediate utility for niche petroleum engineering workflows. **Critical Frictions:** - Zero-update cadence since 2015 creates a perception of abandonment. - Missing PDF report generation limits professional utility. **Growth Levers:** - Integration of automated PDF reporting would bridge the gap with modern field-utility competitors. **Market Threats:** - Competitors like do Tanque ao Alvo maintain active release cycles, siphoning users who require stable, modern engineering tools. ## Recent Changes (v2 → v3) {#recent-changes} The app remains in a zombie state, but the competitive analysis has been updated to reflect specific feature gaps and increased pressure from active market alternatives. **Overall trend**: Declining **Compared at**: 2026-06-02 ### High-impact changes - **[Shifted] Outlook Trend** (positioning) — Outlook trend moved from stable to declining due to increased competitive pressure and lack of professional reporting features. - **[Shifted] Competitive Landscape** (positioning) — Expanded from one competitor (Calculator #) to a broader set of six competitors and new market entrants. ### Medium-impact changes - **[Added] New SWOT Items** (swot) — Added 'Missing PDF report generation' as a weakness and 'do Tanque ao Alvo' as a specific threat. - **[Shifted] PM Action Items** (positioning) — Shifted focus from a platform compatibility audit to shipping PDF report generation to address identified feature gaps. ## What's New - **Latest (v1.0, 11 years ago):** General functional improvements; no new features included. ## App Momentum (Zombie) {#momentum} - No updates since 2015 release. > **Cadence:** 1 total versions · 0 majors in last 6 months · 4076 days since last update ## The "So What?" (Strategic Takeaway) {#so-what} OilField HandyCalc Lite is an established productivity app that is completely free. > **Bottom Line:** The app provides essential formulas for field engineers, but the 2015-era codebase and lack of professional reporting features make it a weak competitor against modern alternatives, so the developer should prioritize PDF export to maintain relevance. **Best for:** Oilfield personnel, petroleum engineers, and mud engineers involved in drilling and exploration. ### PM Action Plan (Next Best Moves) - [ ] [INVEST] [MEDIUM IMPACT] Ship PDF report generation because competitors like do Tanque ao Alvo offer this feature → increase professional adoption. — *Competitor analysis identifies PDF reporting as a critical missing feature.* _(trade-off: deprioritize Deprioritize UI refresh — functional utility is the primary user need.)_ ### Feature Gaps vs Competitors - Professional PDF report generation (available in do Tanque ao Alvo but absent here) - Natural language calculation entry (available in Paribus Calculator but absent here) ### Outlook: Declining The market for field-engineering utilities is consolidating around apps that offer automated reporting and modern interface design. OilField HandyCalc Lite remains exposed to churn as it fails to address the professional documentation needs of its target user base. - 🔴 The lack of updates since 2015 signals a maintenance-only posture, which erodes user trust as competitors iterate on professional reporting features. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Total Reviews | 0 | | Confidence | Low | | Pricing Model | Free | | Platforms | iOS | | Key Features | 3 analyzed | | Trend | Declining | | Outlook | Declining | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **OilField HandyCalc Lite** (this app) | N/A/5 | N/A | Aliasgar Rangwala | | [do Tanque ao Alvo](https://marlvel.ai/apps/br-com-sansaoreisagrosolucoes-dotanqueaoalvo) | 4.6/5 | N/A | Sansão Reis | | [POLY / multiscreen calculator](https://marlvel.ai/apps/poly-multiscreen-calculator) | N/A/5 | N/A | Alessandro Salvioni | | [Not Another Twin Calculator](https://marlvel.ai/apps/not-another-twin-calculator) | N/A/5 | N/A | Andy Arevalo | | [Paribus Calculator](https://marlvel.ai/apps/paribus-calculator) | 3.0/5 | Mixed | Adam Solesby | | [SureFire Ag Flow Calculator](https://marlvel.ai/apps/surefire-ag-flow-calculator) | 4.5/5 | N/A | SureFire Ag Systems | ## Company Profile - **Developer:** Aliasgar Rangwala - **Website:** [https://www.saifysolutions.org](https://www.saifysolutions.org) - **Social:** [Facebook](https://www.facebook.com/saifysolutions5253) · [X/Twitter](https://twitter.com/saify_solutions) ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/oilfield-handycalc-lite/id979828917?uo=4) - **Dev Site:** [Official Website](https://www.saifysolutions.org) - **Sources:** Developer website content, About us / company information, App store metadata. ## Related Intel Reports - [*do Tanque ao Alvo*](https://marlvel.ai/apps/br-com-sansaoreisagrosolucoes-dotanqueaoalvo) (Sansão Reis) — 4.6/5 Rating | N/A Sentiment - [*POLY / multiscreen calculator*](https://marlvel.ai/apps/poly-multiscreen-calculator) (Alessandro Salvioni) — N/A Rating | N/A Sentiment - [*Not Another Twin Calculator*](https://marlvel.ai/apps/not-another-twin-calculator) (Andy Arevalo) — N/A Rating | N/A Sentiment - [*Paribus Calculator*](https://marlvel.ai/apps/paribus-calculator) (Adam Solesby) — 3.0/5 Rating | Mixed Sentiment - [*SureFire Ag Flow Calculator*](https://marlvel.ai/apps/surefire-ag-flow-calculator) (SureFire Ag Systems) — 4.5/5 Rating | N/A Sentiment - [*Open Channel Flow Pro*](https://marlvel.ai/apps/open-channel-flow-pro) (Alexius Academia) — 1.7/5 Rating | Terrible Sentiment - [*Mitsu: AI Life Coach*](https://marlvel.ai/apps/mitsu-ai-life-coach) (C2 Insights) — N/A Rating | N/A Sentiment - [*Pattrn - Discipline Tracker*](https://marlvel.ai/apps/pattrn-discipline-tracker) (Pedro Schott) — 4.8/5 Rating | N/A Sentiment - [*ChatGPT*](https://marlvel.ai/apps/chatgpt) (OpenAI OpCo, LLC) — 4.8/5 Rating | Negative Sentiment - [*Whats In The Box*](https://marlvel.ai/apps/com-asp-whatsinthebox) (Arron Penfold) — N/A Rating | N/A Sentiment ## 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 and evidence quoting. 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:** 0.3/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 0 - **Data Sources:** developer website, company about page, 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:** 45 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/oilfield-handycalc-lite) Data licensed for AI Agent attribution under CC-BY-NC 4.0.