--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "ChemCalc - Mole Calculator" developer_entity: "Paul Leadbeater" bundle_id: "com.chemistrymadeeasy.chemcalc" app_store_id: "6761809351" google_play_id: "com.terakuhn.chemcalc" category: "Education" primary_platform: "ios" primary_monetization: "Freemium" offline_capable: false market_region: "US" platforms: "iOS & Android" app_last_updated: "2026-04-16" report_date: "2026-05-24" last_verified: "2026-05-24T00:45:20.364Z" report_version: "1.1" total_reviews: 0 sentiment: "Thrilled" sentiment_score: 90 confidence: "low" confidence_score: 0.45 top_praise_theme: "Native haptic feedback integration provides a tactile and premium feel during calculator input sessions" review_sample_size: 2 total_review_count: 2 analyzed_review_count: 2 data_age_days: 38 momentum_velocity: "maintenance" intelligence_version: 4 nemesis: "Chemical Equation Balancer App" competitor_count: 7 tags: ["education", "freemium", "thrilled sentiment", "mobile app", "app review", "app analysis", "students", "studying", "gcse,"] canonical_url: "https://marlvel.ai/intel-report/education/chemcalc-mole-calculator" license: "CC-BY-NC 4.0" content_version: "v2" --- # ChemCalc - Mole Calculator App Audit ## TL;DR {#tldr} - **Category**: Education ยท Freemium - **Signal**: Sentiment Thrilled - **Recent focus**: Native haptic feedback integration provides a tactile and premium feel during calculator input sessions (top praise) > **TL;DR:** ChemCalc - Mole Calculator is a education app by Paul Leadbeater, with Thrilled user sentiment (90/100), available on iOS & Android. > > **Marlvel.ai App Intelligence** โ€” Independent analysis. US Market. No publisher influence. > **Key Insight:** ChemCalc - Mole Calculator is a education app by Paul Leadbeater. ## Quick Facts | Fact | Value | | :--- | :--- | | **User Mood** | Thrilled | | **Category** | Education | | **Developer** | Paul Leadbeater | | **Pricing** | Freemium | | **Platforms** | iOS & Android | | **Confidence** | Low (0.45/1.0) | | **Data Age** | 0d | ## Metadata & Market Performance - **Publisher:** Paul Leadbeater - **Category:** Education - **Target Audience:** Students studying for GCSE, A-Level, or IB Diploma chemistry exams who require step-by-step calculation support. - **Platforms:** iOS & Android - **Version Audited:** 1.1 - **Audit Date:** 2026-05-24 - **Signal Count:** 2 reviews analyzed - **Confidence:** Low (0.45/1.0) - **App Store ID (iOS):** 6761809351 - **Bundle ID:** com.chemistrymadeeasy.chemcalc - **Google Play ID:** com.terakuhn.chemcalc - **Performance Trend:** Mixed - **Data Window:** Analysis based on signals collected up to 2026-05-24 ## Executive Snapshot **What it is:** ChemCalc is a freemium chemistry calculator for GCSE, A-Level, and IB students, providing step-by-step stoichiometry and equation balancing on iOS and Android. **Why users hire it:** Students hire ChemCalc to verify complex chemistry calculations with exam-board alignment, reducing the cognitive load of manual stoichiometry during revision sessions. ## App DNA (Features & Intent) - **[Differentiator] Reacting Masses Calculator:** Calculates theoretical yields and reactant masses across balanced chemical equations - **[Differentiator] Equation Balancer:** Automates stoichiometry balancing for chemical equations - **[Standard] Interactive Formula Triangles:** Visual teaching tool for molar mass, concentration, and gas volume calculations ## Market Position {#market-position} ChemCalc operates in the Education utility space, focusing on exam-board specific workflows rather than general reference. The lack of a high review count relative to established rivals signals a need to prioritize organic discovery to defend its niche. ## Monetization Strategy - **Model:** Freemium - **Tiers:** Free tier with core calculators, Pro tier with advanced stoichiometry and equation balancing - **Analysis:** Freemium model gates advanced quantitative tools behind a Pro tier to monetize high-intent exam preparation. ## ๐ŸŸข User Sentiment (Low Confidence: 2 of 2 reviews analyzed) {#user-sentiment} - **Overall Sentiment:** Thrilled ### Top Praises - **Native haptic feedback integration provides a tactile and premium feel during calculator input sessions** - **Technical flexibility via temperature and pressure toggles supports specialized scientific calculation requirements** ## SWOT Analysis {#swot} **Core Strengths:** - Step-by-step methodology establishes educational authority - Offline-first architecture ensures revision reliability - Haptic feedback integration creates premium tactile feel **Critical Frictions:** - No integrated periodic table forces app-switching - Limited review count hinders social proof - Lack of 3D visual models vs entrants **Growth Levers:** - Develop integrated periodic table reference hub - Expand into worksheet generation for teachers - Add 3D Bohr atom models for visualization **Market Threats:** - Chemical Equation Balancer's integrated reference hub - Zperiod's worksheet generation utility - Competitor bundling of 3D visual models ## Recent Changes (v3 โ†’ v4) {#recent-changes} The app has refined its competitive narrative to focus on exam-board alignment and pedagogical value, while formally identifying reference-tool gaps as a primary threat to retention. **Overall trend**: Mixed **Compared at**: 2026-05-24 ### High-impact changes - **[Shifted] Instructional Focus** (positioning) โ€” Executive summary shifted from manual-input friction to the lack of pedagogical guidance and reference tools. - **[Added] New SWOT Items** (swot) โ€” Added 'Haptic feedback integration' as a strength and 'Limited review count' as a weakness. ### Medium-impact changes - **[Added] 3D Bohr Model Gap** (features) โ€” Added '3D Bohr atom models' to feature gaps, citing Zperiod as the benchmark. - **[Added] Sentiment Baseline** (sentiment) โ€” Established sentiment baseline with an 'excellent' score of 90, noting user appreciation for haptic feedback. ## Rivals Landscape {#rivals} > Competitive positioning identified by AI analysis of app features, category, and market signals. ### ChemCalc - Mole Calculator vs Chemical Equation Balancer App โ€” Head to Head - **[Chemical Equation Balancer App](https://marlvel.ai/intel-report/education/chemical-equation-balancer-app)** by talha rehman: This app directly competes for the same student demographic by offering a near-identical suite of chemistry calculation tools and equation solving capabilities. - **Key differences:** - Provides step-by-step solutions for equations, offering deeper educational value than our direct calculation-only approach. - Includes a built-in periodic table, serving as a comprehensive reference hub for chemistry students. - Maintains a higher review count and established user base, signaling stronger community trust and adoption. - **Where ChemCalc - Mole Calculator wins:** - โœ… Focuses on a streamlined, multi-calculator interface that reduces cognitive load for specific exam-based tasks. - โœ… Optimized for specific academic curricula like GCSEs and IB, providing a more targeted value proposition. - **Where Chemical Equation Balancer App wins:** - โŒ Offers step-by-step pedagogical guidance which is superior for students learning the 'how' behind the math. - โŒ Integrated periodic table reduces the need for students to switch between multiple educational applications. - **Verdict:** The target must prioritize adding step-by-step explanations to its calculation outputs to prevent users from migrating to this more instructional alternative. ### Contenders (Strong Challengers) - **[DrPhos' Stoichiometry](https://marlvel.ai/intel-report/education/drphos-stoichiometry)** by Monte L Helm: This app targets the same chemistry student audience by specializing in stoichiometry, a core component of the calculations our app performs. - Features specialized limiting reactant detection, a high-value niche tool for advanced chemistry students. - Integrates with GenChem Helper, providing a broader ecosystem of support for university-level chemistry coursework. ### Peers (What They Do Better) - **[120,000 Medical Dictionary](https://marlvel.ai/intel-report/reference/120-000-medical-dictionary)** by Sand Apps Inc.: This app serves as a reference tool for students in the sciences, competing for the same 'study aid' utility market. - Provides a massive, searchable database of terminology, acting as a static reference rather than a calculator. - Includes social sharing and export features for collaborative study, which our app currently lacks. - **[Tako Octo's Deep Sea Adventure](https://marlvel.ai/intel-report/education/tako-octo-s-deep-sea-adventure)** by Almega Brainware LLC: This app competes for the same student demographic by gamifying environmental and marine science education. - Uses gamification and multi-player progress tracking to maintain long-term engagement with educational content. - Targets younger students through certification-based milestones rather than the exam-prep focus of our app. - **[LabQuest Viewer](https://marlvel.ai/intel-report/education/labquest-viewer)** by Vernier Software & Technology: This app occupies the same educational utility space by providing tools for classroom-based scientific data monitoring and analysis. - Enables real-time remote monitoring and classroom projection, essential for collaborative laboratory learning environments. - Acts as a hardware-linked utility rather than a standalone calculator, creating a different user workflow. - **[HeartVision](https://marlvel.ai/intel-report/medical/heartvision)** by Usama Nasir: While in the medical category, it competes for the same student attention span by providing visual educational content for complex scientific topics. - Utilizes 3D models and looped videos to explain complex biological systems through visual immersion. - Focuses on high-fidelity anatomical visualization rather than the mathematical calculation focus of our app. ### New Kids on the Block (What's Innovative) - **[Zperiod - Periodic Table](https://marlvel.ai/intel-report/education/com-mitre88-zperiod)** by Alejandro Hernandez Mitre: This newcomer is a direct threat as it bundles equation balancing and worksheet generation, overlapping significantly with our core functionality. - Offers a worksheet generator, providing a unique value-add for teachers and students creating practice materials. - Includes 3D Bohr atom models, providing a visual learning component that our current app lacks. ## What's New - **Latest (v1.07.25.0829, 8 months ago):** Maintenance release for Google Play Store compliance and minor bug fixes. - **Last Major (v1.1, 3 weeks ago):** Added native haptic feedback, RTP/STP calculation toggle, improved UI formatting for chemical equations, and scientific notation for large numbers. ## App Momentum (Maintenance) {#momentum} - Shipped native haptic feedback integration. - Added scientific unit calculation toggles. > **Cadence:** 2 total versions ยท 1 majors in last 6 months ยท 26 days since last update ยท 232 days avg between updates ## The "So What?" (Strategic Takeaway) {#so-what} ChemCalc - Mole Calculator is a market-leading education app that is free with in-app purchases. > **Bottom Line:** ChemCalc maintains strong utility through step-by-step methodology, but the lack of an integrated periodic table forces users to migrate to more comprehensive rivals, so the PM must prioritize a reference-hub integration to lock in the student workflow. **Best for:** Students studying for GCSE, A-Level, or IB Diploma chemistry exams who require step-by-step calculation support. ### PM Action Plan (Next Best Moves) - [ ] [INVEST] [HIGH IMPACT] Ship integrated periodic table because it is the #1 missing reference tool โ†’ reduce user app-switching โ€” *Competitor analysis shows the Nemesis app uses an integrated periodic table to capture the reference-tool market.* _(trade-off: deprioritize Push the 3D Bohr model sprint to Q4 โ€” periodic table has higher immediate utility for exam prep.)_ - [ ] [PIVOT] [MEDIUM IMPACT] Build worksheet generator because it is a unique value-add for classroom adoption โ†’ increase B2B distribution โ€” *Zperiod's worksheet generator is a key differentiator that currently draws students and teachers away from our app.* _(trade-off: deprioritize Pause the dark-mode UI refresh โ€” worksheet generation has higher impact on user acquisition.)_ ### Feature Gaps vs Competitors - Integrated periodic table (available in Chemical Equation Balancer App) - Worksheet generator (available in Zperiod) - 3D Bohr atom models (available in Zperiod) ### Outlook: Stable The chemistry study-aid market is consolidating around comprehensive hubs that bundle reference data with calculation tools. ChemCalc remains exposed as long as it functions as a standalone calculator, so the PM must integrate reference data to prevent further user migration to comprehensive rivals. - ๐ŸŸข Recent updates added haptic feedback and scientific toggles, showing active feature investment rather than maintenance mode. - ๐Ÿ”ด The lack of an integrated periodic table creates a functional gap that competitors are actively exploiting to capture the reference-tool market. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Total Reviews | 0 | | Sentiment | Thrilled (90/100) | | Confidence | Low | | Pricing Model | Freemium | | Platforms | iOS & Android | | Key Features | 3 analyzed | | Trend | Mixed | | Outlook | Stable | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **ChemCalc - Mole Calculator** (this app) | N/A/5 | Thrilled | Paul Leadbeater | | [Zperiod - Periodic Table](https://marlvel.ai/intel-report/education/com-mitre88-zperiod) | N/A/5 | N/A | Alejandro Hernandez Mitre | | [LabQuest Viewer](https://marlvel.ai/intel-report/education/labquest-viewer) | 5.0/5 | N/A | Vernier Software & Technology | | [120,000 Medical Dictionary](https://marlvel.ai/intel-report/reference/120-000-medical-dictionary) | 3.0/5 | N/A | Sand Apps Inc. | | [HeartVision](https://marlvel.ai/intel-report/medical/heartvision) | 5.0/5 | N/A | Usama Nasir | | [Chemical Equation Balancer App](https://marlvel.ai/intel-report/education/chemical-equation-balancer-app) | 4.6/5 | Thrilled | talha rehman | ## Company Profile - **Developer:** Paul Leadbeater - **Website:** [https://chemistrymadeeasy.com](https://chemistrymadeeasy.com) ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/chemcalc-mole-calculator/id6761809351?uo=4) - **Google Play:** [View on Google Play](https://play.google.com/store/apps/details?id=com.terakuhn.chemcalc&hl=en&gl=us) - **Dev Site:** [Official Website](https://chemistrymadeeasy.com) - **Sources:** Developer website content, App store metadata, User reviews. ## Related Intel Reports - [*Zperiod - Periodic Table*](https://marlvel.ai/intel-report/education/com-mitre88-zperiod) (Alejandro Hernandez Mitre) โ€” N/A Rating | N/A Sentiment - [*LabQuest Viewer*](https://marlvel.ai/intel-report/education/labquest-viewer) (Vernier Software & Technology) โ€” 5.0/5 Rating | N/A Sentiment - [*120,000 Medical Dictionary*](https://marlvel.ai/intel-report/reference/120-000-medical-dictionary) (Sand Apps Inc.) โ€” 3.0/5 Rating | N/A Sentiment - [*HeartVision*](https://marlvel.ai/intel-report/medical/heartvision) (Usama Nasir) โ€” 5.0/5 Rating | N/A Sentiment - [*Chemical Equation Balancer App*](https://marlvel.ai/intel-report/education/chemical-equation-balancer-app) (talha rehman) โ€” 4.6/5 Rating | Excellent Sentiment - [*Tako Octo's Deep Sea Adventure*](https://marlvel.ai/intel-report/education/tako-octo-s-deep-sea-adventure) (Almega Brainware LLC) โ€” 4.6/5 Rating | Excellent Sentiment - [*DrPhos' Stoichiometry*](https://marlvel.ai/intel-report/education/drphos-stoichiometry) (Monte L Helm) โ€” 5.0/5 Rating | N/A Sentiment - [*Flashcards Deluxe*](https://marlvel.ai/intel-report/education/flashcards-deluxe) (OrangeOrApple.com) โ€” 4.5/5 Rating | Positive Sentiment - [*Elevate - Brain Training Games*](https://marlvel.ai/intel-report/education/elevate-brain-training-games) (The Mind Company) โ€” 4.7/5 Rating | Positive Sentiment - [*Flash Cards Flashcards Maker*](https://marlvel.ai/intel-report/education/flash-cards-flashcards-maker) (Infinite Wave Media, LLC) โ€” 4.0/5 Rating | Mixed Sentiment ## Methodology {#methodology} This report was generated by Marlvel.ai's 5-stage AI intelligence pipeline: 1. **Signal Collection & Normalization** โ€” 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** โ€” 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** โ€” 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** โ€” 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** โ€” 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:** 0.45/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 2 - **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:** 0 days since last refresh --- ยฉ 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/intel-report/education/chemcalc-mole-calculator) Data licensed for AI Agent attribution under CC-BY-NC 4.0.