--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Tank Volume Calculator App" developer_entity: "Valaji Global" bundle_id: "app.tankvolumecalculator" app_store_id: "6475638941" category: "Utilities" primary_platform: "ios" primary_monetization: "Freemium" offline_capable: false market_region: "US" platforms: "iOS & Android" app_last_updated: "2026-04-05" report_date: "2026-09-13" last_verified: "2026-09-13T00:00:00.000Z" report_version: "1.0.4" total_reviews: 1 overall_rating: 1 sentiment: "Thrilled" sentiment_score: 90 confidence: "medium" confidence_score: 0.6 top_praise_theme: "Mathematical accuracy and speed of volume calculations provide immediate value for users performing tank measurements" review_sample_size: 17 total_review_count: 17 analyzed_review_count: 17 data_age_days: 17 momentum_velocity: "maintenance" intelligence_version: 2 tags: ["utilities", "freemium", "thrilled sentiment", "mobile app", "app review", "app analysis", "industrial", "professionals,", "mechanical"] canonical_url: "https://marlvel.ai/apps/tank-volume-calculator-app" license: "CC-BY-NC 4.0" content_version: "v2" --- # Tank Volume Calculator App Intelligence Report ## TL;DR {#tldr} - **Category**: Utilities · Freemium - **Signal**: Rating 1 · Sentiment Thrilled - **Recent focus**: Mathematical accuracy and speed of volume calculations provide immediate value for users performing tank measurements (top praise) > **TL;DR:** Tank Volume Calculator App is a utilities app by Valaji Global, rated 1/5 by 1 users, with Thrilled user sentiment (90/100), available on iOS & Android. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** Tank Volume Calculator App maintains Thrilled user sentiment (1/5 from 1 review), with users consistently praising mathematical accuracy and speed of volume calculations provide immediate value for users performing tank measurements. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 1/5 (1 review) | | **User Mood** | Thrilled | | **Category** | Utilities | | **Developer** | Valaji Global | | **Pricing** | Freemium | | **Platforms** | iOS & Android | | **Confidence** | Medium (0.6/1.0) | | **Data Age** | 17d | ## Metadata & Market Performance - **Publisher:** Valaji Global - **Category:** Utilities - **Target Audience:** Industrial professionals, mechanical engineers, and agricultural contractors requiring precise liquid storage calculations. - **Platforms:** iOS & Android - **Version Reviewed:** 1.0.4 - **Report Date:** 2026-09-13 - **Signal Count:** 17 reviews analyzed - **Confidence:** Medium (0.6/1.0) - **App Store ID (iOS):** 6475638941 - **Bundle ID:** app.tankvolumecalculator - **Google Play ID:** app.tankvolumecalculator - **Data Window:** Analysis based on signals collected up to 2026-09-13 ## Executive Snapshot **What it is:** Tank Volume Calculator is a utility app for industrial professionals that computes storage capacities for seven specific tank shapes on iOS and Android. **Why users hire it:** It replaces manual lookup tables and complex formulas with an automated tool, removing the cognitive cost of industrial volume calculations for field technicians. ## App DNA (Features & Intent) - **[Standard] Multi-Shape Tank Library:** Calculates volume for seven specific tank geometries including vertical, horizontal, elliptical, rectangular, capsule, and cone-bottom variants. - **[Differentiator] Substance Density Library:** Provides 19+ predefined liquid densities for weight-based volume calculations. * *User Intent:* Users seek enhanced value through premium features. - **[Standard] Ad-Free Subscription:** Removes in-app advertisements via a premium subscription tier. * *User Intent:* Users seek enhanced value through premium features. ## Market Position {#market-position} Tank Volume Calculator occupies a narrow utility niche, relying on specialized industrial keyword search for acquisition rather than broad chart visibility. The current 1-star rating on iOS across 17 analyzed reviews suggests that while the utility is valued, the ad-supported experience requires refinement to match professional expectations. ## Monetization Strategy - **Model:** Freemium - **Tiers:** Free with ad-supported interface, Premium ad-free subscription - **Analysis:** The freemium model utilizes ad-inventory on the free tier with a paid-gate to remove ads. ## 🟢 User Sentiment (Medium Confidence: 17 of 17 reviews analyzed) {#user-sentiment} - **Overall Rating:** 1/5 - **Platform Split:** iOS 1.0/5 (1 ratings) - **Overall Sentiment:** Thrilled - **Note:** Despite a 1/5 store rating, recent user reviews show Thrilled sentiment based on our AI analysis. ### Top Praises - **Mathematical accuracy and speed of volume calculations provide immediate value for users performing tank measurements** - **Minimalist interface design allows users to complete complex volume calculations without navigating through unnecessary menus** ## SWOT Analysis {#swot} **Core Strengths:** - Multi-shape library covers seven industrial geometries, creating a high-utility reference tool for specialized engineering workflows. - Substance density library reduces manual lookup time for industrial professionals, increasing session utility. **Growth Levers:** - Localized unit toggles (e.g., milliliters) could capture the specific segment of users currently requesting more granular output precision. ## What's New - **Latest (v7.0.0, 5 months ago):** General performance, speed, and stability optimizations. - **Last Major (v1.0.4, 2 years ago):** Introduced a premium ad-free subscription tier. ## App Momentum (Maintenance) {#momentum} - Ships bug fixes only. - Last major release five months ago. > **Cadence:** 2 total versions · 0 majors in last 6 months · 160 days since last update · 703 days avg between updates ## The "So What?" (Strategic Takeaway) {#so-what} Tank Volume Calculator App is a market-leading utilities app that is free with in-app purchases. With a 1/5 rating from 1 review, it delivers strong user satisfaction. > **Bottom Line:** Tank Volume Calculator provides a high-utility reference for industrial professionals, but the current maintenance-only cadence risks stagnation. Prioritizing granular unit flexibility would address the primary user request, unlocking higher retention among professional segments who currently view the tool as a secondary utility. **Best for:** Industrial professionals, mechanical engineers, and agricultural contractors requiring precise liquid storage calculations. ### PM Action Plan (Next Best Moves) - [ ] [INVEST] Ship milliliter output support because users specifically request granular unit flexibility → increase professional utility ### Outlook: Stable The industrial utility market is consolidating around tools that offer high-precision, distraction-free calculation environments. Tank Volume Calculator is well-positioned to retain its core audience if it addresses the specific unit-conversion gaps identified by users, but the lack of feature velocity leaves it exposed to more aggressive, integrated rivals. - ⚪ The current maintenance-only release cadence (no major updates in five months) suggests the developer is prioritizing stability over new feature expansion. - 🟢 High user satisfaction with calculation speed and accuracy indicates the core utility is well-aligned with the needs of industrial professionals. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 1/5 | | Total Reviews | 1 | | Sentiment | Thrilled (90/100) | | Confidence | Medium | | Pricing Model | Freemium | | Platforms | iOS & Android | | Key Features | 3 analyzed | | Outlook | Stable | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Tank Volume Calculator App** (this app) | 1/5 | Thrilled | Valaji Global | | [Sota Connect: Secure Network](https://marlvel.ai/apps/fi-catconnect-sota) | 4.8/5 | N/A | Cat Connect | | [V2Box - V2ray Client](https://marlvel.ai/apps/v2box-v2ray-client) | 4.6/5 | n/a | techlaim | | [avoVPN Desktop](https://marlvel.ai/apps/avovpn-desktop) | N/A/5 | N/A | Avocado VPN Technologies | | [Free VPN by Free VPN .org™](https://marlvel.ai/apps/free-vpn-by-free-vpn-org) | 4.5/5 | Mixed | Free VPN LLC | | [Fusvob VPN : Super VPN 2026](https://marlvel.ai/apps/com-toplinkc-foxexcellent) | 4.5/5 | Mixed | Fuxin Technology | ## Company Profile - **Developer:** Valaji Global - **Website:** [https://www.krovisoverseas.com/](https://www.krovisoverseas.com/) - **Social:** [Instagram](https://www.instagram.com/krovisoverseas) · [Facebook](https://www.facebook.com/Krovis-Overseas-104520941489338) · [X/Twitter](https://twitter.com/krovisoverseas) · [YouTube](https://www.youtube.com/channel/UCtqgK0CeGf64ZZbCoGZVOTA) · [LinkedIn](https://www.linkedin.com/company/krovis-overseas) ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/tank-volume-calculator-app/id6475638941?uo=4) - **Google Play:** [View on Google Play](https://play.google.com/store/apps/details?id=app.tankvolumecalculator&hl=en&gl=us) - **Dev Site:** [Official Website](https://www.krovisoverseas.com/) - **Sources:** Developer website content, About us / company information, App store metadata, User reviews. ## Related Intel Reports - [*Sota Connect: Secure Network*](https://marlvel.ai/apps/fi-catconnect-sota) (Cat Connect) · 4.8/5 Rating - [*V2Box - V2ray Client*](https://marlvel.ai/apps/v2box-v2ray-client) (techlaim) · 4.6/5 Rating - [*avoVPN Desktop*](https://marlvel.ai/apps/avovpn-desktop) (Avocado VPN Technologies) · N/A Rating - [*Free VPN by Free VPN .org™*](https://marlvel.ai/apps/free-vpn-by-free-vpn-org) (Free VPN LLC) · 4.5/5 Rating - [*Fusvob VPN : Super VPN 2026*](https://marlvel.ai/apps/com-toplinkc-foxexcellent) (Fuxin Technology) · 4.5/5 Rating - [*Potatso*](https://marlvel.ai/apps/potatso) (Potatso Lab LTD) · 4.4/5 Rating - [*Quantumult X*](https://marlvel.ai/apps/quantumult-x) (Cross Utility Ltd) · 3.8/5 Rating - [*VPN 365-Master WIFI Security*](https://marlvel.ai/apps/vpn-365-master-wifi-security) (vpn fast) · 4.6/5 Rating - [*카톡 분석 - 오픈채팅, 카톡 채팅 분석, 통계, 검색*](https://marlvel.ai/apps/com-liger-katalkanalysispaid) (Park Sung Cheol) · N/A Rating - [*로또 황금번호 생성기*](https://marlvel.ai/apps/lotto-lottogold) (jaehwan lee) · N/A Rating ## Frequently Asked Questions {#faq} ### Is Tank Volume Calculator suitable for professional engineering use? Yes, the app is designed for industrial professionals and engineers, providing precise calculations for seven common tank shapes and a library of 19+ substance densities. ### Does the app have intrusive advertisements? The free version is ad-supported, which some professional users find distracting. A premium subscription is available to remove these advertisements. ### What alternatives should I consider for tank volume calculations? Users should consider specialized engineering calculators that offer integrated project management features, though many find Tank Volume Calculator superior for quick, single-purpose volume assessments. ## 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:** 0.6/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 17 - **Data Sources:** user reviews, 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:** 17 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/tank-volume-calculator-app) Data licensed for AI Agent attribution under CC-BY-NC 4.0.