Comparison

HazMat Informer vs Comdata App

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

HazMat Informer

This app helps truckers determine the correct hazardous materials placard for their trailers based on loaded items. It also provides one-click access to the Emergency Response Guide (ERG) for transported materials and includes a section on identifying hazardous materials.

Highlights
  • Determine proper hazmat placard
  • Access Emergency Response Guide (ERG)
  • Automated briefing
  • Identify hazardous materials section
  • Carrier membership required for unlimited use
Features
Read full description

HazMat Informer is the mobile hazardous materials briefing solution for the trucking industry. This mobile application allows you to determine the proper hazmat placard for your trailer(s) based on the items that have been loaded and access the Emergency Response Guide (ERG) for the materials loaded in one click. How does HazMat Informer work? • Carrier membership with TPI gives you access to unlimited use of the application • With the HazMat Informer app you can enter hazardous materials in for each trailer being loaded and produce the required placard for every trailer • Emergency Response Guide access for the materials you are transporting • Automated Briefing • How to Identify Hazardous Materials section provided

About

Comdata App

Manage fleet cards, view balances, and track transactions. This app allows users to set/reset PINs, manage multiple cards, and perform peer-to-peer transfers. It also facilitates bank account management and ATM withdrawals.

Highlights
  • Set/reset card PIN
  • Manage multiple cards
  • View balances and transaction history
  • Peer-to-peer transfers
  • Add/update bank account info
  • ATM withdrawals
Features
Read full description

Designed with fleet cardholders and administrators in mind, Comdata replaces Comchek® Mobile and the Comdata® OnRoad App. With Comdata you can do everything you did before and more: • Log in using your existing credentials if you’re a former Comchek Mobile or Comdata OnRoad user. • NEW: Set/reset your card PIN. • NEW: Add/manage multiple cards using your wallet. • Create an account with an existing Comdata OnRoad Card or by applying for a Comchek Mobile Mastercard®. • Log in quickly and securely using Face ID or Touch ID. • Transfer Express Code balances to your Comdata OnRoad or Comchek Mobile card. • View your balances and transaction history anytime, anywhere. • Send or receive peer-to-peer transfers with other Comdata Fleet Mobile app users. • Add/update bank account info and initiate transfers. • Register a Comchek draft. • Withdraw funds at any Cirrus® or Maestro® ATM.

Screenshots

HazMat Informer4 screens
Comdata App4 screens

Verdict

The call

The clearest difference is rating: Comdata App at 4.4 against HazMat Informer's 2.3. Comdata App also leads on update cadence (every 3 weeks vs every 2 months) and ratings volume (46 vs 6). 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

Comdata App holds the better App Store score, 4.4 against 2.3. That said, the two scores are not equally well evidenced: Comdata App has 46 ratings behind it against 6, so its average is the more settled of the two.

UpkeepUpdate frequency

HazMat Informer ships an update every 2 months, Comdata App every 3 weeks. The most recent releases landed on September 6, 2026 and September 21, 2026 respectively.

Scorecard3 real differences · 7 level
HazMat Informer versus Comdata App: the parameters behind the verdict, then further details
ParameterHazMat InformerComdata App
PriceFreeFree
Rating2.3 (6 ratings)4.4 (46 ratings) — better
Positive reviews40.0% of reviews—
Number of ratings646 — better
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.015.0 — better
Further details — not scored
Size18 MB266 MB
Age rating17+4+
DeveloperTransportation Performance IncCORPAY TECHNOLOGIES OPERATING COMPANY, LLC

Customer experience

HazMat Informer

All ratings6 ratings
Positive33.3%
Neutral16.7%
Negative50.0%
Written reviews5 reviews
Positive40.0%
Neutral0.0%
Negative60.0%

Comdata App

All ratings46 ratings
Positive82.6%
Neutral6.5%
Negative10.9%

In-app purchases

None

HazMat Informer

No in-app purchases

None

Comdata App

No in-app purchases

Questions

Is HazMat Informer free?
HazMat Informer is free to download, with no in-app purchases.
Is Comdata App free?
Comdata App is free to download, with no in-app purchases.
Which has better reviews, HazMat Informer or Comdata App?
Comdata App is rated higher. HazMat Informer averages 2.3 out of 5 from 6 ratings, while Comdata App averages 4.4 from 46 ratings.
Do HazMat Informer or Comdata App have ads?
Neither HazMat Informer nor Comdata App shows ads.
Which is updated more often, HazMat Informer or Comdata App?
HazMat Informer ships an update every 2 months, and Comdata App every 3 weeks. Most recently, HazMat Informer was updated on September 6, 2026 and Comdata App on September 21, 2026.

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