# SnakeBite911 — Be prepared if a snake strikes

> Emergency guide for North American venomous snakebites with identification and tracking features. (iPhone/iPad app by BTG plc.)

- Source: https://appshunter.io/ios/app/snakebite911/id1067383282 (this page in markdown: same URL + `.md`)
- Developer: [BTG plc](https://appshunter.io/developer/1067367438)
- Category: Medical
- Price: Free
- Rating: 3.30/5 from 18 App Store ratings · 10 written reviews indexed
- Age rating: 17+
- Requires: iOS 13.0 · 159 MB
- Languages: American English
- Released: 2016-03-01
- Data updated: 2026-07-07
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/snakebite911/id1067383282/reviews.md

## What is SnakeBite911?

*New app! This new SnakeBite911 consolidates an older suite of apps (SnakeBite911ER, SnakeBite911FR and SnakeBite911) into one tool.
It features a refreshed design and a new emergency mode for quick access to core functionality.*

This useful guide can help educate you about North American venomous pit viper snakes (including rattlesnakes, copperheads and cottonmouths), how to best avoid them, and what to do and what NOT to do should a snake strike happen!
This app also works without signal.

Features
• Emergency support for snakebite emergencies
• Quick dial 911
• List of actions you should/shouldn’t take in supporting the snakebite victim
• Venom Tracker photo tool to log the spread of venom, which can help save diagnostic and treatment time when the victim gets to the ER
• Learn about North American venomous snakes and how to identify them
• Learn how to keep safe from snakes and avoid being bitten

The new SnakeBite911 app comes from the manufacturers of CroFab® CrotalidaePolyvalent Immune Fab (Ovine), a sheep-derived antivenin indicated for the management of adult and pediatric patients with North American crotalid envenomation. The term crotalid is used to describe the Crotalinae subfamily (formerly known as Crotalidae) of venomous snakes which includes rattlesnakes, copperheads and cottonmouths/water moccasins.

IMPORTANT SAFETY INFORMATION
CONTRAINDICATIONS
Do not administer CroFab® to patients with a known hypersensitivity to any of its components, or to papaya or papain unless the benefits outweigh the risks and appropriate management for anaphylactic reactions is readily available.

WARNINGS AND PRECAUTIONS
Coagulopathy: In clinical trials, recurrent coagulopathy (the return of a coagulation abnormality after it has been successfully treated with antivenin), characterized by decreased fibrinogen, decreased platelets, and elevated prothrombin time, occurred in approximately half of the patients studied; one patient required re-hospitalization and additional antivenin administration. Recurrent coagulopathy may persist for 1 to 2 weeks or more. Patients who experience coagulopathy due to snakebite should be monitored for recurrent coagulopathy for up to 1 week or longer. During this period, the physician should carefully assess the need for re-treatment with CroFab® and use of any type of anticoagulant or anti-platelet drug.

Hypersensitivity Reactions: Severe hypersensitivity reactions may occur with CroFab®. In case of acute hypersensitivity reactions, including anaphylaxis and anaphylactoid reactions, discontinue infusion and institute appropriate emergency treatment. Patients allergic to papain, chymopapain, other papaya extracts, or the pineapple enzyme bromelain may also have an allergic reaction to CroFab®. Follow-up all patients for signs and symptoms of delayed allergic reactions or serum sickness (e.g., rash, fever, myalgia, arthralgia).

ADVERSE REACTIONS
The most common adverse reactions (incidence ≥ 5% of subjects) reported in the clinical studies were urticaria, rash, nausea, pruritus and back pain. Adverse reactions involving the skin and appendages (primarily rash, urticaria, and pruritus) were reported in 12 of the 42 patients. Two patients had a severe allergic reaction (severe hives and a severe rash and pruritus) following treatment and one patient discontinued CroFab® due to an allergic reaction. Recurrent coagulopathy due to envenomation and requiring additional treatment may occur.
Find out more at www.CroFab.com, which includes the full Prescribing Information. To report suspected adverse reactions, contact 1-877-377-3784 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch.

## Key features

- Emergency snakebite support
- Quick dial 911
- Actionable do's and don'ts
- Venom Tracker photo tool
- North American venomous snake identification
- Safety and avoidance tips
- Offline functionality

## Recent user reviews (10 of 10)

All indexed reviews: https://appshunter.io/ios/app/snakebite911/id1067383282/reviews.md

### 4/5 — Algorithm needs review

*2023-05-07*

I review the treatment algorithm periodically.  The app recommends keeping the affected limb at or slightly above heart level.  Venom docs are now recommending elevating the affected limb up to 45 degrees when possible. I didn’t notice anything else but this is probably a good time to have it reviewed.  Also, in keeping with “time is tissue”, a tool or advice aimed at finding facilities with significant stocks of anti-venom would be valuable. Maybe poison control has that information, IDK.  I wouldn’t want to arrive at an ER only to find out that they only stock six vials of Crofab and just used them on someone else.  I’d rather drive another thirty minutes to a facility that was properly stocked.

### 1/5 — Used to be a great app

*2022-05-10*

There is no longer a quick way to see which of the local trauma centers has crofab in stock. As the stocking levels are irregular, it was a tremendously valuable feature, as there is no point in turning up at one of two equidistant trauma centers, if it only has a single dose in stock, and the other has 14.

I can teach myself species ID on Wikipedia. For me, the value was entirely in the stocking levels.

**Developer response:** Thank you for your feedback. The hospital locator can be found on the CroFab website at https://crofab.com/locating-and-ordering/locate-crofab.

### 2/5 — Where is the Crofab locator?

*2022-04-09*

The earlier version of the app allowed users to locate hospitals carrying Crofab by typing in a zip code.  It appears that this important feature is no longer available.  It’s important to be able to quickly determine which hospitals carry Crofab.  I’d hate to end up at a hospital that doesn’t carry it; as the app notes, “time is tissue”.

**Developer response:** Thank you for your feedback. The hospital locator can be found on the CroFab website at https://crofab.com/locating-and-ordering/locate-crofab.

### 2/5 — Location waaaaay off

*2021-08-06*

I just tried to explore this app, so I’d know my options if I’m ever in a crisis. 
I’m in austin Texas and the ‘hospitals’ button only gave me places in Kansas. 

Please address this because it seems to me that is one of the more important features.

**Developer response:** Thank you for your feedback and please accept our apologies for the hospital locator issue. We have fixed the issue and the hospital locator can now be found on the CroFab website at https://crofab.com/locating-and-ordering/locate-crofab.

### 2/5 — Something very wrong

*2021-06-03*

When I click on hospitals it only shows Kansas when I am in Florida. Limits value.

**Developer response:** Thank you for your feedback and please accept our apologies for the hospital locator issue. We have fixed the issue and the hospital locator can now be found on the CroFab website at https://crofab.com/locating-and-ordering/locate-crofab.

### 1/5 — No location

*2021-05-29*

Useless if it cannot find my location and provide a list of hospitals. I tried deleting and reinstalling, still defaulting to Kansas both times and I cannot override it by moving the map.

**Developer response:** Thank you for your feedback and please accept our apologies for the hospital locator issue. We have fixed the issue and the hospital locator can now be found on the CroFab website at https://crofab.com/locating-and-ordering/locate-crofab.

### 1/5 — it cannot find my location…

*2021-05-12, version 4.4.2*

I have selected for this app to be able to access my precise location any time I open the app. I wanted to see which hospitals in Austin, TX carry crofab. I clicked the find a hospital, the map selected Austin TX then the app errored and said my location could not be found and defaulted to somewhere in Northern Kansas. I tried contacting support, but their page has been disabled.   very disappointed.

### 3/5 — Texas Coral Snake not listed in Texas snakes

*2020-05-15*

When looking under the snakes in Indiana, I saw that it lists the coral snake and even lists the Texas coral snake as a subspecies of coral snakes in the US. However it is not listed under snakes in Texas, any reason why it isn’t?

**Developer response:** Thank you for your feedback and highlighting this discrepancy. The focus of SnakeBite911 is on North American Pit Vipers. Given that the coral snake does not fall into this category, we will be removing them from the Snake Education Center in the near future.

### 5/5 — An ER Must-Have!

*2017-04-17*

This is a pretty functional app. It shows mixing instructions, interventions and algorithms in regards to snakebite management and antivenin administration. 

It beats finding an unused computer, logging in and printing off info at the Crofab website. Now I can reference the info from my phone at the bedside if needed.

### 1/5 — Needs fixing!

*2016-08-18*

I cannot get past the initial page to agree to the terms without the app crashing. Very disappointed since it was recommended by the crofab reps at my facility.

## Frequently asked questions about SnakeBite911

### What North American snakes does SnakeBite911 cover?

SnakeBite911 focuses on North American venomous pit viper snakes, including rattlesnakes, copperheads, and cottonmouths/water moccasins.

### Can I use SnakeBite911 without an internet connection?

Yes, SnakeBite911 is designed to work without a signal, making it accessible even in remote areas where snake encounters are more likely.

### What is the Venom Tracker tool in SnakeBite911?

The Venom Tracker is a photo tool that allows you to log the spread of venom. This information can help medical professionals save diagnostic and treatment time upon reaching the ER.

### How does SnakeBite911 help in an emergency?

In a snakebite emergency, SnakeBite911 provides immediate support, including a quick dial to 911, and lists actions you should and should not take to assist the victim.

### What is the age rating for SnakeBite911?

SnakeBite911 has an age rating of 17+, indicating mature content or themes that may not be suitable for younger users.

### How often is SnakeBite911 updated?

The latest version of SnakeBite911 is 4.4.8, and it was last updated on February 10, 2026. This suggests a commitment to ongoing development and maintenance.

### What is the user rating for SnakeBite911?

SnakeBite911 has a user rating of 3.3 stars based on 18 ratings. This indicates a mixed reception from users.

### Does SnakeBite911 have ads?

No, SnakeBite911 does not contain advertisements, providing an uninterrupted user experience.

## Version history (last 5 releases)

### 4.4.8 — 2026-02-10

Bug fixes and improvements

### 4.4.7 — 2022-03-21

Bug fixes and improvements

### 4.4.6 — 2022-03-03

Bug fixes and improvements

### 4.4.4 — 2021-10-10

Updates to Treatment Algorithm

### 4.4.3 — 2021-08-18

Bug fixes

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## Related topics

[crofab](https://appshunter.io/ios/topics/crofab) · [hyperice venom](https://appshunter.io/ios/topics/hyperice-venom) · [biteswipe](https://appshunter.io/ios/topics/biteswipe)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-07.*
