Comparison

OBGYN Management Protocol vs P Viewer

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

Head to head
About

OBGYN Management Protocol

Features
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The mobile app version of the management protocol prepared by the department of Obstetrics and Gynecology at St. Paul's Hospital Millennium Medical College.

About

P Viewer

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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

OBGYN Management Protocol4 screens
P Viewer4 screens

Verdict

The call

The clearest difference is update cadence: P Viewer at weekly against OBGYN Management Protocol's every 12 months. OBGYN Management Protocol's advantage is iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

OBGYN Management Protocol ships an update every 12 months, P Viewer weekly. The most recent releases landed on October 27, 2026 and October 29, 2026 respectively.

Scorecard2 real differences Ā· 4 level
OBGYN Management Protocol versus P Viewer: the parameters behind the verdict, then further details
ParameterOBGYN Management ProtocolP Viewer
PriceFreeFree
Update frequencyEvery 12 monthsWeekly — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better17.0
Further details — not scored
Size30 MB3 MB
Age rating17+4+
DeveloperST. PAUL INSTITUTE FOR REPRODUCTIVE HEALTH AND RIGHTS (SP-IRHR)Dermatological Beauty LLC

In-app purchases

None

OBGYN Management Protocol

No in-app purchases

None

P Viewer

No in-app purchases

Questions

Is OBGYN Management Protocol free?
OBGYN Management Protocol is free to download, with no in-app purchases.
Is P Viewer free?
P Viewer is free to download, with no in-app purchases.
Do OBGYN Management Protocol or P Viewer have ads?
Neither OBGYN Management Protocol nor P Viewer shows ads.
Which is updated more often, OBGYN Management Protocol or P Viewer?
OBGYN Management Protocol ships an update every 12 months, and P Viewer weekly. Most recently, OBGYN Management Protocol was updated on October 27, 2026 and P Viewer on October 29, 2026.

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