Comparison

Functional Groups vs Hormones Guide...

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

Head to head
About

Functional Groups

Master organic chemistry functional groups through an engaging and interactive learning experience. Ideal for students in introductory or advanced courses, MCAT prep, and A-Level chemistry, this app covers dozens of essential groups with practice modes and progress tracking.

Highlights
  • 25+ basic and advanced functional groups
  • 300+ organic compounds
  • Multiple practice modes
  • Customizable study groups
  • Personalized review
  • Reference table and definitions
  • Progress tracking with achievements
Features
Read full description

Ready to ace organic chemistry? Learn the functional groups you need to know - all in an engaging and interactive format. The app is ideal for introductory or advanced organic chemistry classes, MCAT prep, A-Level chemistry, and more. You’ll quickly become familiar with alcohols, esters, amides, amines, and dozens of other important functional groups. The app features: • 25+ basic and advanced functional groups • 300+ organic compounds • Multiple practice modes • Customize which groups to study • Personalized review • Reference table and definitions • Achievements to track your progress Along the way, you’ll learn interesting facts about pharmaceuticals, biomolecules, dangerous compounds, unique molecular structures, and more. With the Functional Groups app, learning organic chemistry is easy, straightforward, and, dare we say… fun? Give it a try and let us know what you think!

About

Hormones Guide...

Features
Read full description

Learn about hormones, endocrine glands, and hormonal regulation. Hormones Guide is an educational reference designed to help users explore hormones, the endocrine system, and hormonal regulation in the human body. Discover structured information about hormone functions, interactions, endocrine disorders, and medical context. The app explains how hormones influence growth, metabolism, reproduction, mood, and many other physiological processes. Hormone Profiles • Learn the role of major human hormones • Understand hormone sources and target organs • Explore hormone functions in the body • Review how hormones help maintain physiological balance Endocrine System • Learn about endocrine glands and their functions • Understand hormone regulation pathways • Explore interactions between hormones Hormonal Disorders • Learn about hormone imbalances • Understand symptoms of endocrine disorders • Explore conditions affecting hormone production Treatment and Medical Context • Overview of diagnostic approaches • Common treatment methods for hormonal conditions • General medical management concepts Hormone Pathways • Learn how hormones influence each other • Understand regulatory feedback systems • Explore endocrine signaling pathways Learning Tools • Quiz mode to test endocrine knowledge • Daily facts about hormones and physiology • Structured content for easier learning Search and Navigation • Fast search for hormones and conditions • Organized endocrine topics • Quick access to hormone information Favorites • Save hormones or topics for review • Quickly access frequently studied entries Designed for Study and Referenc • Clean interface focused on readability • Organized medical information • Useful for learning and revision Premium Features Upgrade for additional benefits: • Offline access to hormone information • Ad-free experience • Improved study convenience Privacy Focused • No unnecessary permissions • No personal data collection • Information remains on your device Who This App Is For • Medical students • Nursing students • Healthcare professionals • Biology and anatomy learners • Anyone interested in hormones and endocrine health Hormones Guide helps you study hormone functions, endocrine regulation, and hormonal disorders in a clear and structured way. Educational Disclaimer This app provides educational information only and does not provide medical advice. Always consult qualified healthcare professionals for medical guidance. Download Hormones Guide to explore human hormones and the endocrine system. LICENSED APPLICATION END USER LICENSE AGREEMENT: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Functional Groups4 screens
Hormones Guide...4 screens

Verdict

The call

The clearest difference is ads: Functional Groups at none against Hormones Guide...'s shown. Hormones Guide...'s advantage is update cadence (every 2 weeks vs every 4 months). On price, in-app purchases, device support and iOS requirement 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. Functional Groups sells 1 one-off in-app purchase and Hormones Guide... sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Functional Groups ships an update every 4 months, Hormones Guide... every 2 weeks. The most recent releases landed on September 13, 2026 and September 12, 2026 respectively.

Scorecard2 real differences · 8 level
Functional Groups versus Hormones Guide...: the parameters behind the verdict, then further details
ParameterFunctional GroupsHormones Guide...
PriceFreeFree
Rating4.9 (21 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings21 — better—
Update frequencyEvery 4 monthsEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.014.0 — better
Further details — not scored
Size17 MB157 MB
Age rating4+4+
DeveloperClarity ApplicationsOlga Ivanova

In-app purchases

1 purchases

Functional Groups

One-time1
  • Lifetime Access$9.99
2 purchases

Hormones Guide...

Subscriptions1
  • Subscription$2.991 Month
One-time1
  • Sponsorship (donation)$1.99

Questions

Is Functional Groups free?
Functional Groups is free to download, with in-app purchases available.
Is Hormones Guide... free?
Hormones Guide... is free to download, with in-app purchases available.
Do Functional Groups or Hormones Guide... have ads?
Hormones Guide... shows ads; Functional Groups does not.
Which is updated more often, Functional Groups or Hormones Guide...?
Functional Groups ships an update every 4 months, and Hormones Guide... every 2 weeks. Most recently, Functional Groups was updated on September 13, 2026 and Hormones Guide... on September 12, 2026.

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