## ⚠ Content Warning This report covers topics classified as sensitive (health). Information is aggregated from public sources for informational purposes only. This is not medical advice. Consult a qualified professional before acting on any information here. --- last_verified: "2026-05-19T12:15:55.043Z" --- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "OB Wheel Pregnancy Tracker" developer_entity: "Jordan Zeleny" bundle_id: "com.pregnancywheelob.app" app_store_id: "6451323676" google_play_id: "com.drahba.obwheel" category: "Medical" primary_platform: "ios" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "iOS & Android" app_last_updated: "2025-08-15" report_date: "2026-05-19" last_verified: "2026-05-19" report_version: "1.0.4" total_reviews: 20 overall_rating: 4.65 confidence: "low" confidence_score: 0.05 data_age_days: 0 intelligence_version: 2 tags: ["medical", "free", "mobile app", "app review", "app analysis", "healthcare", "providers", "individuals"] canonical_url: "https://marlvel.ai/intel-report/medical/com-pregnancywheelob-app" license: "CC-BY-NC 4.0" content_version: "v2" --- # OB Wheel Pregnancy Tracker App Audit ## TL;DR {#tldr} - **Category**: Medical · Free - **Signal**: Rating 4.65 > **TL;DR:** OB Wheel Pregnancy Tracker is a medical app by Jordan Zeleny, rated 4.65/5 by 20 users, available on iOS & Android. > > **Marlvel.ai App Intelligence** — Independent analysis. US Market. No publisher influence. > **Key Insight:** OB Wheel Pregnancy Tracker is a medical app by Jordan Zeleny. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 4.65/5 (20 reviews) | | **Category** | Medical | | **Developer** | Jordan Zeleny | | **Pricing** | Free | | **Platforms** | iOS & Android | | **Confidence** | Low (0.05/1.0) | | **Data Age** | 0d | ## Metadata & Market Performance - **Publisher:** Jordan Zeleny - **Category:** Medical - **Target Audience:** Healthcare providers and individuals seeking a digital tool for pregnancy-related date and fetal growth calculations. - **Platforms:** iOS & Android - **Version Audited:** 1.0.4 - **Audit Date:** 2026-05-19 - **Signal Count:** 0 reviews analyzed - **Confidence:** Low (0.05/1.0) - **App Store ID (iOS):** 6451323676 - **Bundle ID:** com.pregnancywheelob.app - **Google Play ID:** com.drahba.obwheel - **Data Window:** Analysis based on signals collected up to 2026-05-19 - **Short Description:** Fast gestational age & due date calculator with helpful toolkit ## Executive Snapshot OB Wheel Pregnancy Tracker is a digital gestational age calculator designed to replace traditional physical obstetrical wheels. It enables healthcare providers and users to calculate estimated due dates and gestational age using inputs like last menstrual period, ultrasound measurements, and IVF data. ## App DNA (Features & Intent) - **[Standard] Gestational Age Calculator:** Computes gestational age and estimated due dates using multiple clinical input methods. - **[Standard] Fetal Growth Estimation:** Calculates estimated fetal length and weight based on the current gestational age. - **[Standard] Customizable Timelines:** Generates date timelines and allows users to edit templates for gestational weeks in the settings. * *User Intent:* Users value self-expression and personalized experiences. - **[Standard] Streamlined Date Entry:** Optimizes data input by automatically determining the year, removing the need for manual year selection. ## Monetization Strategy - **Model:** Free ## The "So What?" (Strategic Takeaway) {#so-what} OB Wheel Pregnancy Tracker is an established medical app that is completely free. With a 4.65/5 rating from 20 reviews, it shows polarized user reception. > **Bottom Line:** The app functions as a digital, high-precision alternative to physical obstetrical wheels for clinical and personal pregnancy tracking. **Best for:** Healthcare providers and individuals seeking a digital tool for pregnancy-related date and fetal growth calculations. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 4.65/5 | | Total Reviews | 20 | | Confidence | Low | | Pricing Model | Free | | Platforms | iOS & Android | | Key Features | 4 analyzed | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **OB Wheel Pregnancy Tracker** (this app) | 4.65/5 | N/A | Jordan Zeleny | | [Move On with AJ](https://marlvel.ai/intel-report/medical/move-on-with-aj) | 4.3/5 | Excited | Universal Relaxation Ltd | | [Ortho Traumapedia](https://marlvel.ai/intel-report/medical/orthotraumapedia) | 3.5/5 | N/A | HTG, LLC | | [NYC Employees PPO Plan](https://marlvel.ai/intel-report/medical/com-uhg-mobile-nyce) | 4.6/5 | N/A | United HealthCare Services, Inc. | | [DeepScribe](https://marlvel.ai/intel-report/medical/deepscribe) | 4.0/5 | N/A | DeepScribe | | [Procedure Log](https://marlvel.ai/intel-report/medical/com-rmk-iosapps-procedure-log) | 4.8/5 | N/A | Robert Kuhnhenn | ## Company Profile - **Developer:** Jordan Zeleny - **Website:** [https://appgallery.io/jordansamz](https://appgallery.io/jordansamz) ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/py/app/ob-wheel-pregnancy-tracker/id6451323676?uo=2) - **Google Play:** [View on Google Play](https://play.google.com/store/apps/details?id=com.drahba.obwheel&hl=en&gl=py) - **Dev Site:** [Official Website](https://appgallery.io/jordansamz) - **Sources:** App store metadata. ## Related Intel Reports - [*Move On with AJ*](https://marlvel.ai/intel-report/medical/move-on-with-aj) (Universal Relaxation Ltd) — 4.3/5 Rating | Positive Sentiment - [*Ortho Traumapedia*](https://marlvel.ai/intel-report/medical/orthotraumapedia) (HTG, LLC) — 3.5/5 Rating | N/A Sentiment - [*NYC Employees PPO Plan*](https://marlvel.ai/intel-report/medical/com-uhg-mobile-nyce) (United HealthCare Services, Inc.) — 4.6/5 Rating | N/A Sentiment - [*DeepScribe*](https://marlvel.ai/intel-report/medical/deepscribe) (DeepScribe) — 4.0/5 Rating | N/A Sentiment - [*Procedure Log*](https://marlvel.ai/intel-report/medical/com-rmk-iosapps-procedure-log) (Robert Kuhnhenn) — 4.8/5 Rating | N/A Sentiment - [*Dario Health*](https://marlvel.ai/intel-report/medical/dario-health) (LabStyle Innovation Ltd) — 4.8/5 Rating | Negative Sentiment - [*Access - by McGraw Hill*](https://marlvel.ai/intel-report/medical/access-by-mcgraw-hill) (McGraw-Hill) — 3.9/5 Rating | N/A Sentiment - [*Meu SUS Digital*](https://marlvel.ai/intel-report/medical/meu-sus-digital) (Servicos e Informacoes do Brasil) — 3.7/5 Rating | N/A Sentiment - [*CRNA Nurse Anesthesia Review*](https://marlvel.ai/intel-report/medical/crna-nurse-anesthesia-review) (Higher Learning Technologies) — 4.7/5 Rating | N/A Sentiment - [*FHO+ Calc*](https://marlvel.ai/intel-report/medical/ca-fhocalc-app) (Manu Kaushik) — 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:** 0.05/1.0 (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:** 0 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/intel-report/medical/com-pregnancywheelob-app) Data licensed for AI Agent attribution under CC-BY-NC 4.0.