STI Tx Guide vs SD Getting To Zero
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- STI prevention recommendations
- Diagnosis guidance
- Treatment protocols
- Clinical care assistance
- Sexual history resources
- Patient management tools
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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.
SD Getting To Zero
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The Getting To Zero app is a collaboration between the HIV, STD and Hepatitis Branch of Public Health Services and 2-1-1 San Diego. The app is a free, multi-lingual resource designed to increase access to HIV related resource information. App users can search and then connect to resources across San Diego County from any mobile device. The app caters to user needs by location, language, services, transportation routes and much more. Programs that are included support HIV prevention, care and treatment as well as basic needs such as food, housing, and transportation and resources for behavioral and emotional health.
Screenshots
Verdict
The clearest difference is update cadence: STI Tx Guide at every 2 months against SD Getting To Zero's every 12 months. On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
STI Tx Guide ships an update every 2 months, SD Getting To Zero every 12 months. The most recent releases landed on August 28, 2026 and September 9, 2026 respectively.
| Parameter | STI Tx Guide | SD Getting To Zero |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (36 ratings) — better | — |
| Positive reviews | 35.7% of reviews | — |
| Number of ratings | 36 — better | — |
| Update frequency | Every 2 months — better | Every 12 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 36 MB | 21 MB |
| Age rating | 12+ | 12+ |
| Developer | Centers For Disease Control and Prevention | County of San Diego |
In-app purchases
STI Tx Guide
No in-app purchases
SD Getting To Zero
No in-app purchases
Questions
Is STI Tx Guide free?
Is SD Getting To Zero free?
Do STI Tx Guide or SD Getting To Zero have ads?
Which is updated more often, STI Tx Guide or SD Getting To Zero?
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