ObCalc vs MyMedDi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ObCalc
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ObCalc puts the calculators, scoring tools, and reference charts that obstetrics, maternal-fetal medicine, and labor & delivery teams reach for every shift into one fast, offline-first app. Every formula is sourced to published guidelines (ACOG, SMFM, CMQCC, NICHD) and built as a clinical tool first — clean inputs, clear interpretation, no clutter. OBSTETRICS • Bishop Score • Estimated Due Date — LMP, ultrasound, conception, ovulation, or IVF transfer dating • Pregnancy Re-dating (ACOG Committee Opinion 700) • Pregnancy Weight Gain Tracker • Urine Protein:Creatinine Ratio (UPCR) • VBAC Success Calculator — Grobman MFMU model • VBAC at Delivery Admission Success Calculator — Grobman MFMU model PERINATOLOGY / MFM • CVR (CPAM Volume Ratio) • Extremely Preterm Birth Outcome (NICHD) • Fetal Biometry Suite — Hadlock EFW, long-bone ratios, multi-panel z-scores and percentiles • Intrauterine Transfusion (IUT) Volume Calculator • MCA Doppler / PSV for Fetal Anemia • Neonatal Morbidity Risk • Ponderal Index • GDM Insulin Dosing • Life-Limiting Skeletal Dysplasia Screen • Twin Discordance • Umbilical Artery Doppler GENERAL • Anion Gap • Apgar Score • BMI • Iron Deficit • Peak Flow • Gestational Age (date difference) • Maternal Sepsis Assistant (qSOFA / Sepsis-3) • CMQCC Sepsis Screen THROMBOPHILIA • VTE Anticoagulation Dosing (ACOG Practice Bulletin 196) GENETICS • cfDNA PPV/NPV Calculator • Nuchal Translucency Percentile WHY CLINICIANS CHOOSE OBCALC • Offline-first — no connection needed on L&D • Fast, distraction-free interface — no ads, no tracking • One-time purchase. No subscription, no account required • Regularly updated with new tools and guideline changes • Built-in unit conversion and inline number-pad arithmetic on every input ObCalc is a clinical reference tool intended for use by licensed healthcare professionals. It does not replace clinical judgment, and results should be confirmed against current guidelines and your institution's protocols.
MyMedDi
Organize medications, set reminders, and track prescriptions, over-the-counter drugs, and supplements. Scan bottles for quick entry and receive alerts for potential drug interactions. Securely share information with family or caregivers for coordinated care.
- Medication tracking for prescriptions, OTC, and supplements
- Scan medication bottles for quick data entry
- Customizable medication reminders
- Potential drug interaction awareness
- Secure family and caregiver sharing
- Exportable medication lists
- Simple and accessible design
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MyMedDi – Medication Intelligence. Delivered. MyMedDi is a medication management app designed to help individuals, families, and caregivers organize medications, set reminders, and stay informed. Whether you are managing prescriptions, over-the-counter medications, or supplements, MyMedDi provides a simple and secure way to keep medication information accessible and up to date. Features: Medication Tracking Create and manage a clear medication list for prescriptions, over-the-counter medications, and supplements. Medication Scanner Scan medication bottles to quickly add details and reduce manual entry. Medication Reminders Set customizable reminders to support consistent medication routines. Medication Interaction Awareness View potential interactions between medications and supplements for added awareness. Family and Caregiver Sharing Share medication information securely with family members or caregivers for better coordination. Medication Lists and Exports Export medication information for doctor visits, hospital admissions, or care planning. Simple and Accessible Design Designed for ease of use by older adults, caregivers, and individuals managing multiple medications. Who It’s For: Individuals managing daily medications Family caregivers supporting loved ones Older adults seeking an organized medication routine Anyone looking for a medication tracking and reminder app Privacy and Data Protection MyMedDi is designed with user privacy and data security in mind. Your information remains under your control. Download MyMedDi and manage your medications with confidence. MyMedDi is a paid subscription service. New users receive a 3-day free trial. Subscriptions are $7.99/month or $49.99/year. A subscription is required to access the features above. Terms of Use: https://mymeddi.ai/terms Privacy Policy: https://mymeddi.ai/privacy
Screenshots
Verdict
The clearest difference is price: MyMedDi at Free against ObCalc's $6.99. MyMedDi also leads on update cadence (weekly vs every 5 weeks) and iOS requirement (15.5 vs 26.0). ObCalc's advantage is in-app purchases (none vs 2). On ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
MyMedDi is free to download; ObCalc costs $6.99 up front. MyMedDi sells 2 in-app purchases, starting at $7.99 per month. ObCalc asks for nothing beyond the download.
ObCalc ships an update every 5 weeks, MyMedDi weekly. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.
| Parameter | ObCalc | MyMedDi |
|---|---|---|
| Price | $6.99 | Free — better |
| Rating | — | 5.0 (6 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 6 — better |
| Update frequency | Every 5 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Subscription |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 26.0 | 15.5 — better |
| Further details — not scored | ||
| Size | 3 MB | 98 MB |
| Age rating | 17+ | 17+ |
| Developer | Code Nine Labs LLC | MyMedDi AI, CORP. |
In-app purchases
ObCalc
No in-app purchases
MyMedDi
- Premium Monthly3 Days trial$7.991 Month
- Premium Yearly3 Days trial$49.991 Year









