Comparison

STI Tx Guide vs Antimicrobial Guide

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

Antimicrobial Guide

This app assists healthcare professionals in choosing the right antimicrobial treatments for patients. It displays recommended drug regimens based on local guidelines after a database is loaded. It's a convenient tool for distributing treatment guidelines.

Highlights
  • Select infection of interest
  • Display recommended drug regimens
  • Utilize local healthcare institution guidelines
  • Distribute empiric antimicrobial treatment guidelines
  • Convenient clinician tool
Features
Read full description

The Antimicrobial Guide helps healthcare professionals select the appropriate antimicrobial treatment for their patients based on local guidelines and recommendations. Once a database is loaded into the Antimicrobial Guide, clinicians can simply select the infection of interest and the app will display the drug regimen that is recommended by their local healthcare institution and/or antimicrobial stewardship program. For antimicrobial stewardship programs, the Antimicrobial Guide is a powerful way to distribute empiric antimicrobial treatment guidelines in a format that is both easy and convenient for clinicians to use.

Screenshots

STI Tx Guide4 screens
Antimicrobial Guide4 screens

Verdict

The call

The clearest difference is rating: Antimicrobial Guide at 5.0 against STI Tx Guide's 3.5. Antimicrobial Guide also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (7.0 vs 15.0). STI Tx Guide's advantage is ratings volume (36 vs 2). On price, ads, in-app purchases and monetization model 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

Antimicrobial Guide 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 2, so its average is the more settled of the two.

UpkeepUpdate frequency

STI Tx Guide ships an update every 2 months, Antimicrobial Guide every 3 weeks. The most recent releases landed on October 8, 2026 and October 2, 2026 respectively.

Scorecard4 real differences · 6 level
STI Tx Guide versus Antimicrobial Guide: the parameters behind the verdict, then further details
ParameterSTI Tx GuideAntimicrobial Guide
PriceFreeFree
Rating3.5 (36 ratings)5.0 (2 ratings) — better
Positive reviews35.7% of reviews—
Number of ratings36 — better2
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.07.0 — better
Further details — not scored
Size36 MB1 MB
Age rating12+17+
DeveloperCenters For Disease Control and PreventionPortable Databases

Customer experience

STI Tx Guide

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

Antimicrobial Guide

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

STI Tx Guide

No in-app purchases

None

Antimicrobial Guide

No in-app purchases

Questions

Is STI Tx Guide free?
STI Tx Guide is free to download, with no in-app purchases.
Is Antimicrobial Guide free?
Antimicrobial Guide is free to download, with no in-app purchases.
Which has better reviews, STI Tx Guide or Antimicrobial Guide?
Antimicrobial Guide is rated higher. STI Tx Guide averages 3.5 out of 5 from 36 ratings, while Antimicrobial Guide averages 5.0 from 2 ratings.
Do STI Tx Guide or Antimicrobial Guide have ads?
Neither STI Tx Guide nor Antimicrobial Guide shows ads.
Which is updated more often, STI Tx Guide or Antimicrobial Guide?
STI Tx Guide ships an update every 2 months, and Antimicrobial Guide every 3 weeks. Most recently, STI Tx Guide was updated on October 8, 2026 and Antimicrobial Guide on October 2, 2026.

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