Comparison

STI Tx Guide vs NRCME Test Prep

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

Head to head
About

STI Tx Guide

Provides healthcare professionals with up-to-date, evidence-based recommendations for the prevention, diagnosis, and treatment of sexually transmitted infections. Features include clinical care guidance, sexual history resources, and patient materials for effective patient management.

Highlights
  • STI prevention recommendations
  • Diagnosis guidance
  • Treatment protocols
  • Clinical care assistance
  • Sexual history resources
  • Patient management tools
Features
Read full description

The new app offers quick and easy access to streamlined STI prevention, diagnosis, and treatment recommendations. The user-friendly interface includes more clinical care guidance, sexual history resources, patient materials, and other features to assist with patient management. The STI Treatment (Tx) Guidelines mobile app serves as a quick reference guide for doctors and related parties on the identification of and treatment for sexually transmitted diseases (STDs). The full STI Treatment Guidelines (cdc.gov) can be accessed at https://www.cdc.gov/std/treatment-guidelines/default.htm. The guidelines provide current evidence-based prevention, diagnostic and treatment recommendations that replace the 2015 guidance. The recommendations are intended to be a source for clinical guidance. Healthcare providers should always assess patients based on their clinical circumstances and local burden. DISCLAIMER THE MATERIALS EMBODIED IN THIS SOFTWARE IS PROVIDED TO YOU "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL THE CENTERS FOR DISEASE CONTROL AND PREVENTION (CDC) OR THE UNITED STATES (U.S.) GOVERNMENT BE LIABLE TO YOU OR ANYONE ELSE FOR ANY DIRECT, SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, OR ANY DAMAGES WHATSOEVER, INCLUDING WITHOUT LIMITATION, LOSS OF PROFIT, LOSE OF USE, SAVINGS OR REVENUE, OR THE CLAIMS OF THIRD PARTIES, WHETHER OR NOT CDC OR THE U.S. GOVERNMENT HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH LOSS, HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE POSSESSION, USE OR PERFORMANCE OF THIS SOFTWARE.

About

NRCME Test Prep

Prepare for the National Registry of Certified Medical Examiners (NRCME) certification exam with a comprehensive bank of practice questions. Features include offline access, gamified study modes, and detailed performance tracking to focus on weak areas.

Highlights
  • Full bank of practice questions
  • Offline access
  • Gamified Game View
  • Quick Start for weakest categories
  • Review Incorrect and Flagged
  • Live accuracy and mastery scores
Read full description

NRCME Test Prep helps medical examiners prepare for the National Registry of Certified Medical Examiners (NRCME) certification exam with practice questions. WHAT'S INCLUDED • Full bank of practice questions covering every category • Offline access: download once, practice anywhere • Gamified Game View: every question shown as a tile, color-coded to your last answer, with bookmark flags for review • Quick Start: rotates through your weakest categories • Review Incorrect and Review Flagged for focused drilling • Live accuracy and per-category mastery scores ACCESS TIERS • 48-Hour Access ($39.99) • 30-Day Access ($69.99) • Unlimited Access ($99.99) All purchases are one-time. None auto-renew. Each purchase adds to any remaining access you already have. CATEGORIES COVERED cardiovascular, hypertension, diabetes and endocrine, neurological, vision, hearing and vestibular, respiratory and sleep, musculoskeletal, psychiatric, substance use, medications, regulatory and legal, physical examination process, and certificate duration. WHO IT'S FOR Physicians, advanced practice clinicians, and other medical examiners preparing for the NRCME certification or recertification exam. NRCME® is a registered trademark of the Federal Motor Carrier Safety Administration. This app is not affiliated with, endorsed by, or sponsored by FMCSA or NRCME. All practice questions are original content written to the current FMCSA Medical Examiner's Handbook.

Screenshots

STI Tx Guide4 screens

Verdict

The call

The clearest difference is review sentiment: STI Tx Guide at 36% against NRCME Test Prep's 0%. STI Tx Guide also leads on in-app purchases (none vs 4) and update cadence (every 2 months vs every 59 months). NRCME Test Prep's advantage is iOS requirement (13.0 vs 15.0). On price 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. NRCME Test Prep sells 4 one-off in-app purchases. STI Tx Guide asks for nothing beyond the download.

UpkeepUpdate frequency

STI Tx Guide ships an update every 2 months, NRCME Test Prep every 59 months. The most recent releases landed on October 17, 2026 and October 6, 2026 respectively.

Scorecard6 real differences · 4 level
STI Tx Guide versus NRCME Test Prep: the parameters behind the verdict, then further details
ParameterSTI Tx GuideNRCME Test Prep
PriceFreeFree
Rating3.5 (36 ratings) — better—
Positive reviews35.7% of reviews — better0.0% of reviews
Number of ratings36 — better—
Update frequencyEvery 2 months — betterEvery 59 months
AdsNo—
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPod — better—
Requires iOS15.013.0 — better
Further details — not scored
Size36 MB32 MB
Age rating12+12+
DeveloperCenters For Disease Control and PreventionMed Preps LLC

Customer experience

STI Tx Guide

All ratings36 ratings
Positive63.9%
Neutral2.8%
Negative33.3%
Written reviews14 reviews
Positive35.7%
Neutral7.1%
Negative57.1%

NRCME Test Prep

Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

STI Tx Guide

No in-app purchases

4 purchases

NRCME Test Prep

One-time4
  • 48-Hour Access$39.99
  • 30-Day Access$69.99
  • NRCME Test Prep - Pro Version$99.99
Show 1 more
  • Unlimited Access$99.99

Questions

Is STI Tx Guide free?
STI Tx Guide is free to download, with no in-app purchases.
Is NRCME Test Prep free?
NRCME Test Prep is free to download, with in-app purchases available.
Which is updated more often, STI Tx Guide or NRCME Test Prep?
STI Tx Guide ships an update every 2 months, and NRCME Test Prep every 59 months. Most recently, STI Tx Guide was updated on October 17, 2026 and NRCME Test Prep on October 6, 2026.

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