Best Erg Apps

249+ iOS apps curated and reviewed

4.2 avg rating
18 free apps
Updated November 2026

From beginner-friendly picks to power-user tools, our erg list covers 249+ iPhone apps updated through November 2026. Compare ratings, prices, and screenshots in one place.

Compare top Erg Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1ERG for iOSERG for iOSFree4.8★ (64)NoNoOct 2026
2HazMat - ERG 2024 GuidebookHazMat - ERG 2024 GuidebookFree4.6★ (1K)NoYesOct 2026
3ErgDataErgDataFree4.7★ (6.3K)NoNoNov 2026
4ERG 2020ERG 2020Free4.1★ (54)NoNoOct 2026
5ErgZoneErgZoneFree4.8★ (502)NoYesOct 2026
6HazMat ReferenceHazMat Reference$4.994.8★ (1.8K)NoNoNov 2026
7J. J. Keller® ERG AppJ. J. Keller® ERG AppFree5.0★ (2)YesNoOct 2026
8CAMEO ChemicalsCAMEO ChemicalsFree4.2★ (26)NoNoOct 2026

Top Picks for Erg

HazMat - ERG 2024 Guidebook#2

HazMat - ERG 2024 Guidebook by Volodymyr Oliennikov

Emergency Response Guidebook
Strong Contender
🔍 Reference
4.6😞(1K ratings)
FreeIn-App Purchases
HazMat - ERG 2024 Guidebook screenshot 1
HazMat - ERG 2024 Guidebook screenshot 2
HazMat - ERG 2024 Guidebook screenshot 3
HazMat - ERG 2024 Guidebook screenshot 4

This app provides a quick reference for hazardous materials, serving as an educational tool for handling, storage, and incident response. It functions offline, making it accessible without an internet connection.

What We Love

  • 🚀 Handy for hazmat training
  • 👍 Very informative

Room to Improve

  • 🐛 App is outdated
  • 💰 Requires paid upgrade to access full content
  • 🔍 Difficult to navigate and use
4.7😐(6.3K ratings)
Free
ErgData screenshot 1
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This training partner app allows you to set up and track workouts from your phone or tablet. View customized stats, monitor progress, and sync data with your Concept2 Online Logbook. It offers detailed post-workout analysis and optional voice guidance.

What We Love

  • 🚀 Great app
  • 👍 Excellent stats
  • 👍 Easy to use
  • 👍 Seamless sync with Concept2 logbook
  • 👍 Customizable heart rate zones
  • 👍 Accessible with VoiceOver
  • 👍 Drastically improved from previous versions

Room to Improve

  • 🐛 Connection issues with PM5
  • 🐛 Unreliable heart rate monitoring
  • 🐛 Sync issues with Apple Health
  • 🐛 Crashes and data loss
  • 🐛 Frequent disconnections
  • 🐛 Logbook not updating properly
  • 🐛 Inconsistent performance after updates
  • 🐛 Requires account login, can't use anonymously

More Erg apps to explore

FAQ about Erg

What are the best erg apps for iPhone?
ERG for iOS tops our erg apps ranking as of November 2026, with a 4.8-star average from 64 App Store ratings, and it's free to download.
Yes — 18 of the top erg apps we rank are free to download, including ERG for iOS and HazMat - ERG 2024 Guidebook.
ERG for iOS has no ads and has no in-app purchases, according to its App Store listing as of November 2026.
We track 249+ erg apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.

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