Best Harrington's Chemical Guide alternatives: apps like Harrington's Chemical Guide

8+ similar apps compared and reviewed

4.0 avg rating
8 free apps
Updated November 2026
Harrington's Chemical Guide
Harrington's Chemical Guide
Harrington Industrial Plastics, LLC

Harrington's Chemical Guide is great, but it's not the only option. Explore 8+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to Harrington's Chemical Guide

2.3(40 ratings)
Free
AWWA Events screenshot 1
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Access technical programs, speaker details, and essential information for conferences hosted by the American Water Works Association. Navigate through event content to enhance your understanding of water quality and supply.

3.3(8 ratings)
Free
Bell & Gossett - SystemSyzer screenshot 1
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This HVAC tool aids in piping system design, offering calculators for friction loss, velocity, and heat load. It includes a Cv tool and a specialized calculator for balancing contractors to determine valve settings and flow rates.

Flange Bolt Size & Torque#3
4.6😐(374 ratings)
FreeIn-App Purchases
Flange Bolt Size & Torque screenshot 1
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Instantly access flange, pipe, and bolt data offline. Quickly find bolt sizes, torque patterns, flange dimensions, and pipe specifications. Ideal for pipefitters and steamfitters needing rapid access to piping information.

What We Love

  • 👍 Easy to use
  • 🚀 Huge time saver
  • ✅ Reliable data
  • 🛠️ Very helpful tool
  • 💡 Useful for trade/craft
  • 💯 Great for flanges, studs, and specs
  • 👍 No fluff, just enough info
  • ✨ Clean and easy to use
  • 💯 Excellent resource for piping
  • 👍 Easy to use, very useful

Room to Improve

  • 💸 Now charges for features
  • 👎 Used to be better
  • 📉 Functionality decreased after redesign
  • ❌ Missing Code 61/62 flange info
  • 💰 Subscription model disliked
  • 🤷 Can find info for free elsewhere
  • 🗑️ App is trash
  • 🚫 App no longer works after update
  • ⚫ Black screen issue
  • 📏 Max flange size limited

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Access a comprehensive database of hazardous chemical datasheets for emergency responders and planners. Get response recommendations, predict hazards like explosions or toxic fumes, and find information from multiple sources, all available offline.

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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.

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This app provides an instant mobile refrigerant charge calculator for HVACR applications. It supports various refrigerants and allows users to calculate the correct system charge based on superheat, subcooling, or airflow, along with environmental conditions.

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