Comparison

STI Tx Guide vs HIV

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

HIV

This app provides practicing clinicians with information on HIV medications and potential drug interactions with commonly co-prescribed HCV and Primary Care medications. It includes sections on HIV-HCV interactions, HCV-Primary Care medication interactions, drug metabolism, and links to external resources for clinical support.

Highlights
  • HIV-HCV drug interaction checker
  • HCV-Primary Care medication interaction data
  • Drug metabolism information
  • Links to clinical support resources
  • DHHS HIV Guidelines data
Features
Read full description

Application Description: This application was developed with funding from the Northeast/Caribbean AIDS Education and Training Center Program and was designed for practicing clinicians to provide information on HIV medications and drug interactions with commonly co-prescribed HCV and Primary Care medications. The four tabs at the bottom of the application include: HIV-HCV Interactions, HCV-Primary Care Medications Interactions, Drug Metabolism, and Common Web Resources. The Common Web Resources tab contains links to external websites and phone numbers for information and national warmlines that provide clinical support with HIV care, substance use, Hepatitis C, and COVID-19. The data set for the drug interaction output for this application was developed using the Department of Health and Human Services Guidelines for the Use of Antiretroviral Agents in Adults and Adolescents Living with HIV and other various sources. The application was developed and launched under the direction of VirologyEd Consultants, LLC.  Disclaimer: The information contained in this application has been developed from various resources, however majority of information is from the DHHS HIV Guidelines referenced below. While the information contained in this has been reviewed, users should be aware that there may be contraindicated or combinations that may lead to adverse events that are not contained here. As with any drug interaction resource, providers are encouraged to consult additional references to verify information prior to making clinical decisions. These guidelines are for informational purposes only and cannot identify medical risks specific to an individual patient or recommend patient treatment. The absence of typographical errors is not guaranteed. These guidelines are not necessarily all-inclusive. Use of these guidelines indicates acknowledgement that neither Northeast/Caribbean AETC, nor the authors will be responsible for any loss or injury, sustained in connection with, or as a result of, the use of these guidelines. Users of this guide should consult other sources before prescribing medications or treatment. HRSA disclosure: Funding for this presentation was made possible by TR753197 from the Health Resources and Services Administration’s HIV/AIDS Bureau. The views expressed do not necessarily reflect the official policies of the Department of Health and Human Services nor does mention of trade names, commercial practices, or organizations imply endorsement by the U.S. Government. Any trade/brand names for products mentioned during this presentation are for training and identification purposes only.

Screenshots

STI Tx Guide4 screens
HIV2 screens

Verdict

The call

The clearest difference is rating: HIV at 5.0 against STI Tx Guide's 3.5. HIV also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.0). STI Tx Guide's advantage is ratings volume (36 vs 1). On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

HIV holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: STI Tx Guide has 36 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

STI Tx Guide ships an update every 8 months, HIV every 7 months. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 6 level
STI Tx Guide versus HIV: the parameters behind the verdict, then further details
ParameterSTI Tx GuideHIV
PriceFreeFree
Rating3.5 (36 ratings)5.0 (1 ratings) — better
Positive reviews35.7% of reviews—
Number of ratings36 — better1
Update frequencyEvery 8 monthsEvery 7 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS18.013.0 — better
Further details — not scored
Size31 MB19 MB
Age rating12+4+
DeveloperCenters For Disease Control and PreventionVirologyEd Consultants, LLC

Customer experience

STI Tx Guide

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

HIV

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

STI Tx Guide

No in-app purchases

None

HIV

No in-app purchases

Questions

Is STI Tx Guide free?
STI Tx Guide is free to download, with no in-app purchases.
Is HIV free?
HIV is free to download, with no in-app purchases.
Which has better reviews, STI Tx Guide or HIV?
HIV is rated higher. STI Tx Guide averages 3.5 out of 5 from 36 ratings, while HIV averages 5.0 from 1 ratings.
Do STI Tx Guide or HIV have ads?
Neither STI Tx Guide nor HIV shows ads.
Which is updated more often, STI Tx Guide or HIV?
STI Tx Guide ships an update every 8 months, and HIV every 7 months. Most recently, STI Tx Guide was updated on November 1, 2026 and HIV on October 30, 2026.

Other comparisons