Best Phmsa Apps

99+ iOS apps curated and reviewed

4.2 avg rating
20 free apps
Updated July 2026

Every iPhone needs a few good phmsa apps. We benchmark 99+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Phmsa Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1ERG for iOSERG for iOSFree4.7★ (55)NoNoJul 2026
2NPMS Public ViewerNPMS Public ViewerFree4.0★ (4)NoNoMay 2026
3ERG 2020ERG 2020Free4.1★ (53)NoNoMay 2026
4DOT Chart 17DOT Chart 17Free2.3★ (3)NoNoMay 2026
5oCFRoCFRFree3.7★ (9)NoNoMay 2026
6Pipeline Info Mgmt MappingPipeline Info Mgmt MappingFree4.5★ (2)NoNoMay 2026
7RIN LocatorRIN LocatorFree4.1★ (8)NoNoMay 2026
8Hazmat Registration SearchHazmat Registration SearchFree5.0★ (2)NoNoMay 2026

Top Picks for Phmsa

ERG 2020#3

ERG 2020 by National Library of Medicine

Worth Considering
🔍 Reference
4.1(53 ratings)
Free
ERG 2020 screenshot 1
ERG 2020 screenshot 2
ERG 2020 screenshot 3
ERG 2020 screenshot 4
ERG 2020 screenshot 5

This app provides first responders with critical information for hazmat accidents. It offers an indexed list of dangerous goods, their hazards, and safety precautions to guide immediate response efforts.

More Phmsa apps to explore

4
DOT Chart 17
DOT Chart 17
DOT Chart 17
by Pipeline and Hazardous Materials Safety Administration
Free

Access a full-color display of hazardous materials markings, labels, and placards. This app provides quick visual information and regulatory citations for shippers and carriers. It serves as a general guidance tool for hazardous materials regulations.

Full-color display of markings, labels, and placardsAccess to Hazardous Materials Regulations (HMR) citationsQuick visual information for shippers and carriers
🔍 Reference
(3)
free
5
oCFR
oCFR
oCFR
by Pipeline and Hazardous Materials Safety Administration
Free

Access U.S. federal regulations for the safe transportation of hazardous materials and pipeline safety. Covers regulations for classifying, handling, and packaging materials by various transport modes, as well as pipeline facility safety standards.

Hazardous Materials Regulations (HMR)Pipeline Safety Regulations49 CFR Parts 100-180
🔍 Reference
(9)
free
6
Pipeline Info Mgmt Mapping
Pipeline Info Mgmt Mapping
Pipeline Info Mgmt Mapping
by Pipeline and Hazardous Materials Safety Administration
Free

This app provides access to hazardous liquid and gas transmission pipeline data, including LNG plants and breakout tanks. It allows authorized users to view spatial locations, query information, and measure distances. Data is for reference only and cannot be downloaded.

View pipeline spatial locationsAccess attribute informationLocate pipelines near current position
🔍 Reference
(2)
free
7
RIN Locator
RIN Locator
RIN Locator
by Pipeline and Hazardous Materials Safety Administration
Free

Find approved cylinder requalifiers by city, state, or zip code. Get addresses, contact details, and authorized testing methods for each entity. This tool helps users locate qualified professionals for cylinder inspection and certification.

Search by city, state, or zip codeView requalifier addressesAccess contact information
🗺️ Navigation
(8)
free
8
Hazmat Registration Search
Hazmat Registration Search
Hazmat Registration Search
by Pipeline and Hazardous Materials Safety Administration
Free

Easily check the status of hazmat registrations for companies. Search by registration ID, USDOT number, postal code, or company name. Generate and share PDF certificates of registration.

Search hazmat registration databaseBasic and advanced search optionsSearch by registration ID, USDOT #, postal code, company name
🔍 Reference
(2)
free
9
HMSA: 24/7 Online Doctor Visit
HMSA: 24/7 Online Doctor Visit
HMSA: 24/7 Online Doctor Visit
Video call board-certified MDs
Free

Access board-certified physicians, pediatricians, and therapists via video call, anytime, anywhere in Hawaii. Get immediate virtual care for common health concerns, medication management, and mental health support without needing to schedule an appointment.

24/7 virtual doctor visitsVideo calls with MDs, pediatricians, therapistsOn-demand care, no appointments needed
🏥 Medical
(8.6K)
free
10
Bouncie
Bouncie
Bouncie
by Tail Light, LLC
Free

Track vehicles with real-time GPS, receive instant accident alerts, and monitor driving behavior. It also provides vehicle health diagnostics to proactively address potential issues.

Real-time GPS vehicle trackingInstant accident notificationsDriving behavior insights (speed, braking)
🌟 Lifestyle
(6K)
free
11
buyFSA
buyFSA
buyFSA
FSA-Approved Product Shopping
Free

Easily shop for FSA and HSA eligible health and wellness products. Discover a curated selection of approved items, from first-aid to personal care, and use your card for a stress-free checkout. Make your healthcare funds work for you.

Shop FSA/HSA eligible productsCurated health and wellness selectionInstant checkout with FSA/HSA card
🌟 Lifestyle
(719)
ad-supported
12
US Pharmacists
US Pharmacists
US Pharmacists
by Jobson Medical Information LLC
Free

Access industry-leading journal articles, continuing education exams, and patient teaching aids. Stay updated with newsletters and find career opportunities in the pharmacy field.

Access current and archived journal articlesComplete CE exams with online gradingUtilize patient teaching aids
🏥 Medical
(6)
free
13
NHA Mobile
NHA Mobile
NHA Mobile
Flashcards for studying
Free

This app provides interactive flashcards designed to help allied healthcare learners prepare for NHA certification exams. It features progress and time tracking to focus study efforts on areas needing improvement. The app aims to make studying convenient for those balancing multiple life priorities.

Study-on-the-go flashcardsAligned to NHA certification examsProgress and time tracker
📚 Education
(24)
free
14
LMSA Hub
LMSA Hub
LMSA Hub
Latino Medical Student Assoc
Free

This app serves as a central hub for a medical student association, connecting members and providing access to events. Users can receive notifications, register for limited sessions, and learn about sponsors.

Event notificationsSession sign-upsSponsor information
💼 Business
(65)
free
15
PhactMI
PhactMI
PhactMI
by PHactMI, Inc
Free

Provides healthcare professionals with accurate and up-to-date drug information. Get quick answers to drug information questions from a non-profit organization of drug information experts.

Accurate drug informationUp-to-date drug dataAnswers drug information questions
🏥 Medical
(2)
free
16
PHA Events
PHA Events
PHA Events
by Pulmonary Hypertension Association, inc.
Free

Enhance your event experience with this official conference app. Personalize your schedule, take notes, and connect with other attendees. Access essential details about sessions, speakers, and exhibitors.

Personalized agenda creationNote-taking functionalityAttendee networking
📚 Education
(1)
free
17
NAPLEX Practice Exam Prep 2026
NAPLEX Practice Exam Prep 2026
NAPLEX Practice Exam Prep 2026
Practice NAPLEX Exam Questions
Free

Prepare for the NAPLEX exam with a comprehensive mobile study tool. Practice over 1,200 questions across six key domains, utilize versatile testing modes, and study detailed data to build confidence for licensure.

Over 1,200 practice questionsFocus on specific topicsVersatile testing modes
📚 Education
(11)
free with in-app purchases
18
HFMA SpotMe Events
HFMA SpotMe Events
HFMA SpotMe Events
by Healthcare Financial Management Association
Free

This app serves as a guide for HFMA conferences, offering educational content and networking opportunities. It covers various events like the Revenue Cycle Conference and Thought Leadership Retreat. For a full list of upcoming education, visit hfma.org/events.

Conference informationEducational contentNetworking opportunities
💼 Business
(3)
free
19
NGA Mobile App
NGA Mobile App
NGA Mobile App
by Northeast Gas Association, Inc.
Free

This app facilitates collaboration among members by allowing them to input and share lessons learned and safety performance metrics. It supports a Plan-Do-Check-Act framework for daily work in engineering, construction, and operations.

Share lessons learnedInput safety performance metricsTrack PSMS implementation improvements
💼 Business
(2)
free
20
Heart Works - phaware®
Heart Works - phaware®
Heart Works - phaware®
by phaware global association
Free

This app helps medical researchers evaluate cardiovascular health in patients with Pulmonary Arterial Hypertension. It offers real-time health tracking, quality-of-life surveys, and 6-minute walk tests for patients to monitor their progress. The app also provides access to educational content and a podcast.

Six-Minute Walk Test (6MWT)Real-time health data trackingQuality-of-life surveys
💪 Health & Fitness
(3)
free

FAQ about Phmsa

What are the best phmsa apps for iPhone?
ERG for iOS tops our phmsa apps ranking as of July 2026, with a 4.7-star average from 55 App Store ratings, and it's free to download.
Yes — 20 of the top phmsa apps we rank are free to download, including ERG for iOS and NPMS Public Viewer.
ERG for iOS has no ads and has no in-app purchases, according to its App Store listing as of July 2026.
We track 99+ phmsa apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
ERG for iOS is the official Emergency Response Guidebook from the USDOT PHMSA. It serves as a go-to resource for first responders during hazardous materials transportation incidents, providing quick access to critical information.
ERG for iOS provides an indexed list of dangerous goods, including their associated ID numbers, general hazards, and recommended safety precautions for initial response.