Comparison

GESTIS vs Dangerous Goods

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

Head to head
About

GESTIS

This reference tool provides international limit values for chemical agents. A web application is now available, as a native mobile app will no longer be supported after January 6, 2025.

Highlights
  • International limit values for chemical agents
  • Web application access
  • Reference tool for chemical substances
Read full description

GESTIS - International limit values for chemical agents

 With the reprogramming of our "GESTIS - International Limits" web application, the provision of a native mobile app for iOS is no longer necessary.  Therefore, no native app will be available in the respective stores from 06.01.2025.  Instead, the web application can be found here: https://www.dguv.de/ifa/gestis/gestis-internationale-grenzwerte-fuer-chemische-substanzen-limit-values-for-chemical-agents/index-2.jsp

About

Dangerous Goods

This app provides a comprehensive, offline ADR database for professionals handling dangerous goods. It offers quick access to substance data, emergency procedures, and hazard classifications in multiple languages, with an AI assistant for complex queries.

Highlights
  • Complete ADR 2025 database
  • 2,939 dangerous goods data
  • 236 Emergency Response Intervention Cards
  • Hazard identification tools
  • AI assistant for queries (iOS 26+)
  • Offline functionality
  • 5 language support
Features
Read full description

The professional ADR reference tool trusted by transport drivers, safety advisers and emergency responders across Europe. Dangerous Goods puts the complete ADR 2025 database in your pocket — fully offline, fast, and available in 10 languages. On the road, at the warehouse or at an incident, find any substance, emergency procedure or classification in seconds. COMPLETE ADR 2025 DATABASE • 2,939 dangerous goods with full UN data: classification, packing group, Kemler hazard number, labels, tunnel codes, transport category, limited quantities and EAC codes • Search instantly by UN number, hazard number or substance name • Bookmark the substances you look up most 236 ERIC EMERGENCY CARDS • Emergency Response Intervention Cards based on CEFIC/ICE guidelines • Step-by-step procedures for discovery, fire, spillage (land, water, sewers), protective measures, first aid and disposal • The critical information when every second counts HAZARD IDENTIFICATION • 110 Kemler hazard codes with descriptions • Automatic water-reactivity warning (X prefix) • 9 ADR classes with all their divisions • 9 GHS pictograms and their meaning AI ASSISTANT (iOS 26+) • Ask in plain language about any dangerous goods topic • Powered by Apple Intelligence — your data stays on the device • Instant answers: "What is the emergency procedure for UN 1203?" • Emergency guidance when you need it most WORKS COMPLETELY OFFLINE • All data stored locally on your device — no internet required • Made for tunnels, remote areas and poor coverage • Fast search even without a signal 10 LANGUAGES • English, Spanish, German, French, Italian, Russian, Polish, Dutch, Romanian and Portuguese • Switch language instantly — substance names, ERIC cards and procedures are all translated DESIGNED FOR PROFESSIONALS • Clean, distraction-free interface built for quick lookups • Share substance details with colleagues straight from the app • Kept up to date with current ADR regulations REMOVE ADS Remove all advertising with a single purchase and get unlimited access to the AI assistant. Or watch a short video and go 24 hours ad-free. Whether you drive hazardous materials, advise on dangerous goods safety (DGSA), work in emergency response or are studying for the exam, Dangerous Goods gives you what you need, wherever you need it.

Screenshots

GESTIS4 screens
Dangerous Goods4 screens

Verdict

The call

The clearest difference is review sentiment: GESTIS at 100% against Dangerous Goods's 53%. GESTIS also leads on in-app purchases (none vs 5) and ads (none vs shown). Dangerous Goods's advantage is update cadence (every 6 weeks vs every 7 months). On price 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. Dangerous Goods sells 5 one-off in-app purchases. GESTIS asks for nothing beyond the download.

UpkeepUpdate frequency

GESTIS ships an update every 7 months, Dangerous Goods every 6 weeks. The most recent releases landed on October 14, 2026 and October 29, 2026 respectively.

Scorecard7 real differences · 3 level
GESTIS versus Dangerous Goods: the parameters behind the verdict, then further details
ParameterGESTISDangerous Goods
PriceFreeFree
Rating—4.6 (34 ratings) — better
Positive reviews100.0% of reviews — better52.9% of reviews
Number of ratings—34 — better
Update frequencyEvery 7 monthsEvery 6 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS14.0 — better18.1
Further details — not scored
Size7 MB20 MB
Age rating4+4+
DeveloperDeutsche Gesetzliche Unfallversicherung e.V. (DGUV)Jose Ivan Palmer Garcia

Customer experience

GESTIS

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Dangerous Goods

All ratings34 ratings
Positive91.2%
Neutral5.9%
Negative2.9%
Written reviews34 reviews
Positive52.9%
Neutral8.8%
Negative38.2%

In-app purchases

None

GESTIS

No in-app purchases

5 purchases

Dangerous Goods

One-time5
  • Remove Ads$0.99
  • Donation$0.99
  • Small Donation$0.99
Show 2 more
  • Medium Donation$2.99
  • Large Donation$3.99

Questions

Is GESTIS free?
GESTIS is free to download, with no in-app purchases.
Is Dangerous Goods free?
Dangerous Goods is free to download, with in-app purchases available.
Do GESTIS or Dangerous Goods have ads?
Dangerous Goods shows ads; GESTIS does not.
Which is updated more often, GESTIS or Dangerous Goods?
GESTIS ships an update every 7 months, and Dangerous Goods every 6 weeks. Most recently, GESTIS was updated on October 14, 2026 and Dangerous Goods on October 29, 2026.

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