Comparison

OBPro Obstetric Assistant vs PlexusMD Viewer

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

Head to head
About

OBPro Obstetric Assistant

This app provides OB/GYN physicians with essential clinical tools for patient care. It offers features like fetal biometry, drug dosing, risk scores, and emergency protocols, with both free and premium subscription options.

Highlights
  • Fetal biometry and biophysical profile assessment
  • Drug dosing and emergency protocols
  • Risk score calculators for preeclampsia and VBAC
  • Pregnancy calculator and Bishop score
  • Encrypted on-device patient records
  • PDF report generation and AI clinical summary
Features
Read full description

OBPro brings obstetric calculations, patient records and clinical reference tools together for obstetricians and maternity care teams. Pregnancy dating from the last menstrual period, ultrasound or IVF transfer, Bishop and Apgar scores, and up to three patient records are available without a subscription. Premium includes fetal biometry, estimated fetal weight, Doppler assessment, preeclampsia risk factors, VBAC estimates, CTG classification, drug reference cards and emergency checklists. It also includes unlimited patient records, attachments and PDF reports. New subscribers can start the yearly plan with a 7 day free trial. The basic tools remain free. Monthly and yearly subscriptions are billed through the App Store and renew automatically unless cancelled in your Apple account settings. Existing purchases can be restored from the Premium screen. No account is required. Patient records are stored on your device. You choose when to export or share them. The interface supports 20 languages. Help contains links to the clinical sources used by the app. OBPro is intended for qualified healthcare professionals. Calculations, approximate risk estimates and reference information support clinical assessment and do not replace clinical judgment or local protocols. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.pleyra.com/privacy.php?app=obpro

About

PlexusMD Viewer

Read full description

PlexusMD Viewer is a fast, private DICOM viewer for iPhone and iPad, built by a radiologist for physicians who need to look at a study away from the workstation. YOUR LIBRARY • Open DICOM files, whole folders from a patient CD, or zip archives, from Files, AirDrop, Mail or any app • Studies stay in a library on your device, protected while it is locked • Rename studies, keep only the series you need, and anonymize cases for teaching • Anonymized studies sync to your other devices with iCloud READ LIKE AT THE WORKSTATION • Multiplanar reconstruction (MPR) with MIP, MinIP and average slabs • Up to four panes with reference lines and linked scrolling; compare with a prior study • Window/level by touch, CT presets, invert, zoom and pan • Cine playback with adjustable speed • Acquisition time on every image and a full DICOM tag viewer • PET with SUV, MIP and a hot colour scale • Compressed studies: JPEG, JPEG Lossless, JPEG 2000 and RLE MEASURE AND ANNOTATE • Length, angle, Cobb angle, ellipse, rectangle and freehand ROI (mean, SD, min, max, area) • HU probe, arrows, text notes, magnifier and calibration for plain films • Key images; measurements are kept with the study SHARE SAFELY • Share chosen series by link or email; patient details are removed on your device first • Links work for 120 minutes and can be removed at any time • Save a study someone shared with you to your own library • Export an anonymized zip or an image PRIVATE BY DESIGN • No account, no ads, no tracking • Images are processed on your device; nothing is uploaded unless you share a study by link • Studies with patient details never go to iCloud PlexusMD Viewer is a viewing and reference tool. It is not a medical device and is not intended for diagnosis.

Screenshots

OBPro Obstetric Assistant4 screens
PlexusMD Viewer4 screens

Verdict

The call

The clearest difference is in-app purchases: PlexusMD Viewer at none against OBPro Obstetric Assistant's 2. PlexusMD Viewer also leads on update cadence (every 2 days vs fortnightly). OBPro Obstetric Assistant's advantage is iOS requirement (15.1 vs 17.0). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. OBPro Obstetric Assistant sells 2 in-app purchases, starting at $9.99 per month. PlexusMD Viewer asks for nothing beyond the download.

UpkeepUpdate frequency

OBPro Obstetric Assistant ships an update fortnightly, PlexusMD Viewer every 2 days. Both last shipped on October 11, 2026.

Scorecard3 real differences · 7 level
OBPro Obstetric Assistant versus PlexusMD Viewer: the parameters behind the verdict, then further details
ParameterOBPro Obstetric AssistantPlexusMD Viewer
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings1 — better—
Update frequencyFortnightlyEvery 2 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better17.0
Further details — not scored
Size46 MB3 MB
Age rating17+4+
DeveloperMehmet Sabri SepikDermatological Beauty LLC

In-app purchases

2 purchases

OBPro Obstetric Assistant

Subscriptions2
  • OBPro Premium Monthly$9.991 Month
  • OBPro Premium Yearly$49.991 Year
None

PlexusMD Viewer

No in-app purchases

Questions

Is OBPro Obstetric Assistant free?
OBPro Obstetric Assistant is free to download, with in-app purchases available.
Is PlexusMD Viewer free?
PlexusMD Viewer is free to download, with no in-app purchases.
Do OBPro Obstetric Assistant or PlexusMD Viewer have ads?
Neither OBPro Obstetric Assistant nor PlexusMD Viewer shows ads.
Which is updated more often, OBPro Obstetric Assistant or PlexusMD Viewer?
OBPro Obstetric Assistant ships an update fortnightly, and PlexusMD Viewer every 2 days. Most recently, OBPro Obstetric Assistant was updated on October 11, 2026 and PlexusMD Viewer on October 11, 2026.

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