Downloads
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Description

What is the Shellback app?
Shellback, formerly known as eDivo, is a free mobile app developed to support US Naval Surface Force (SURFOR) personnel in an easy-to-access offline environment.
What is a Shellback?
In naval tradition, a Shellback is a nickname for a Sailor who has crossed the Equator and thus transitioned from a novice Sailor, or Pollywog, to an experienced Sailor.
Why do I need Shellback?
Shellback provides Sailors the ability to download key SURFOR information on their own portable devices and access it while underway without the need for an internet connection. Shellback provides the most relevant and current information to SURFOR Sailors in one location. Content is scheduled for annual updates.
What type of info can I find in Shellback?
The information in Shellback is separated into several main categories:
-Admin/Training: Contains the Correspondence Manual and the SURFOR Training and Readiness Manual.
-Medical: Includes the Manual of the Medical Department, information on medical and physical readiness, mental health, Medical Evaluation Board procedures, the Disability Evaluation System, family member readiness, and more.
-Operations: Includes information and training on bridge management, navigation basics, watch team tools, crew endurance, operating procedures for air-capable ships, Air Certification for Naval Surface Force Ships, and manuals for amphibs, maintenance, and other general ship operation resources.
-Personnel Management: Provides documents on Navy personnel policy and administration. Also includes legal handbooks and manuals, resources for Surface Warfare Officers, and a variety of general personnel management resources.
-Safety: Provides documents related to lessons learned, mishap reporting, notices, safety-related awards, and general safety resources.
-Rules of the Road: This quiz tests a Sailor’s knowledge of maritime navigation rules.
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Shellback FAQ

  • Is Shellback free?

    Yes, Shellback is completely free and it doesn't have any in-app purchases or subscriptions.

  • Is Shellback legit?

    🤔 The Shellback app's quality is mixed. Some users are satisfied, while others report issues. Consider reading individual reviews for more context.

    Thanks for the vote

  • How much does Shellback cost?

    Shellback is free.

  • What is Shellback revenue?

    To get estimated revenue of Shellback app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.

User Rating
App is not rated in Australia yet.
Ratings History

Shellback Reviews

Not useful for ROR practice

thegatornation on

United States

The ROR practice quiz should be a great feature. However, if you get a question wrong there is zero explanation/indication of what the correct answer is…and therefore zero opportunity to learn. Disappointingly limited.

Love this app!

bkzchulo93 on

United States

I love this app I just wish you could be told what the correct answer is on the ROR quiz after you answer the wrong one.

Rules of the Road and Feedback need improvement

Caveman724 on

United States

The Rules of the Road quiz portion is a valuable tool to work on skills, but should be updated to show what the correct answer should have been when you get one wrong. On the iPhone 13pro, the app crashes when I try to put my name in the feedback bar, preventing me from actually giving this feedback as actual feedback.

RoR feature

MuhamadX on

United States

The RoR feature is a good way to practice, however I wished it would provide feedback with the right answer and maybe even show the rule related to the question from the COLREGs

Rules of the Road

Rules? of the Road on

United States

The Rules of the Road quiz needs to provide correct answers to be effective. Highly disappointing this feature no longer exists.

Do not use for Rules of the Road

Awesomeopposum on

United States

This last update stopped showing you the correct answer on Rules of the Road quizzes. It just turns red and does nothing else. You can now go F yourself is the business model the developers switched over to. This used to be, hands down, the best app to take quizzes on because it showed you immediately the correct answer if you got it wrong. F** it. Let ships collide.

Please display the correct answer on the ROR quiz

Chazzconi on

United States

The ROR quiz no longer displaces the correct answer on the question if you get it wrong and that’s a bit frustrating.

QUATERMASTER SCPO

RIVSCPO on

United States

Adding more check list instructions is helpful, but removing all RATING MANUALS, and Bridge watch team training tools is not helpful.

Instructions need to be updated

ViewThisReview on

United States

Some instructions are not the most current version.

Honey it’s time for your 50 question Rules of the Road Exam

cavempty on

United States

Yes dear

Store Rankings

Ranking History
App Ranking History not available yet
Category Rankings
App is not ranked yet

Shellback Competitors

Name
Navigation Rules Pro
Boating Regs and References
NAVADMIN Viewer
Navy & Marine Corps messages
Bluejacketeer
Navy Advancement Exam Study
DoD Safe Helpline
Navy BMR
Navy Advancement Exam Prep
eSUPPO
Navigation Rules
Boating Regulations
The Nautical School ExamTutor+
Learn Rules of the Road
USCG Exam Prep
OUPV & Captains License Prep
Navy BMR (Legacy)
Advance your career

Shellback Installs

Last 30 days

Shellback Revenue

Last 30 days

Shellback Revenue and Downloads

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