Comparison

ObCalc vs APGO Perinatal Depression

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ObCalc

Features
Currently charting
Read full description

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.

About

APGO Perinatal Depression

This educational tool helps healthcare learners screen for and manage perinatal depression. It provides validated assessment tools and resources based on published guidelines to guide diagnosis and treatment suggestions for at-risk pregnant patients.

Highlights
  • Perinatal depression screening
  • Diagnosis guidance
  • Management suggestions
  • Validated assessment tools
  • General health information
  • Educational exercises
Features
Read full description

This app was developed by the Association of Professors of Gynecology and Obstetrics (APGO) and funded in part by an unrestricted educational grant from Sage Therapeutics, as a tool to help ob-gyn learners as they consider screening and treatment for depression related to pregnancy. Validated assessment tools and other resources teach learners how to determine if their patient is at risk for depression; how to screen for and diagnose it; and, if the patient screens positive, suggestions for management. All health and health-related information contained within the WellMom app is designed to be general in nature and based on published guidelines. Learning Objectives: After completing the exercises in this app, the user will be able to: 1. Determine if a pregnant patient is at risk for depression; 2. Screen for and diagnose it, and; 3. Suggest options for management in women who screen positive.

Screenshots

ObCalc4 screens
APGO Perinatal Depression4 screens

Verdict

The call

The clearest difference is price: APGO Perinatal Depression at Free against ObCalc's $6.99. APGO Perinatal Depression also leads on iOS requirement (18.0 vs 26.0). ObCalc's advantage is update cadence (every 5 weeks vs every 15 months) and chart position (#45 vs unranked). On ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

APGO Perinatal Depression is free to download; ObCalc costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

ObCalc ships an update every 5 weeks, APGO Perinatal Depression every 15 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 7 level
ObCalc versus APGO Perinatal Depression: the parameters behind the verdict, then further details
ParameterObCalcAPGO Perinatal Depression
Price$6.99Free — better
Rating—5.0 (7 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—7 — better
Update frequencyEvery 5 weeks — betterEvery 15 months
AdsNoNo
In-app purchasesNoNo
Monetization—Free
Best chart rank#45 — better—
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.018.0 — better
Further details — not scored
Size3 MB19 MB
Age rating17+17+
DeveloperCode Nine Labs LLCAssociation of Professors of Gynecology and Obstetrics

In-app purchases

None

ObCalc

No in-app purchases

None

APGO Perinatal Depression

No in-app purchases

Questions

Is ObCalc free?
ObCalc costs $6.99, with no in-app purchases.
Is APGO Perinatal Depression free?
APGO Perinatal Depression is free to download, with no in-app purchases.
Do ObCalc or APGO Perinatal Depression have ads?
Neither ObCalc nor APGO Perinatal Depression shows ads.
Which is updated more often, ObCalc or APGO Perinatal Depression?
ObCalc ships an update every 5 weeks, and APGO Perinatal Depression every 15 months. Most recently, ObCalc was updated on October 26, 2026 and APGO Perinatal Depression on October 24, 2026.

Other comparisons