Comparison

Organic Reactions Tutor vs Chemmunity

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

Head to head
About

Organic Reactions Tutor

Master organic chemistry reactions with a comprehensive library of over 1,300 step-by-step mechanisms and concise notes. Study using flashcards or multiple-choice quizzes, create custom study packs, and track your progress with trophies. Learn offline in over 17 languages.

Highlights
  • 1,300+ curated reactions
  • Step-by-step mechanisms
  • Flashcards and multiple-choice quizzes
  • Custom reaction creation
  • Study packs and progress tracking
  • Offline access
  • Multilingual support (17+ languages)
Features
Read full description

Master organic chemistry reactions with a structured tutor built for Organic Chemistry I and II. Learn how reactants, reagents and conditions lead to products; connect mechanisms with regiochemistry and stereochemistry; then reinforce every topic with guided lessons, mastery checks and targeted practice. Explore 2,164 curated reactions covering the major transformations taught across a two-semester organic chemistry course. START FREE Begin with Alkanes and Free Radical Halogenation at no cost. A single in-app purchase unlocks the complete reaction library and all remaining course content. No subscription. FOLLOW A TWO-SEMESTER COURSE PATH Study Organic Chemistry I and II in a logical sequence instead of memorizing disconnected reactions. Each topic follows three stages: • Understand - Guided lessons explain what changes, why the reaction works, which selectivity rules matter and which common mistakes to avoid. • Master - Complete a focused 10-question mastery check. • Practice - Build fluency with a larger bank of reaction questions. Semester I, Semester II and comprehensive review modules help you connect reaction families and prepare for exams. EXPLORE 2,164 ORGANIC REACTIONS Browse by functional group or reaction family. Review reactants, reagents, products, reaction conditions, selectivity, stereochemistry, mechanism information and detailed reagent notes. STUDY YOUR WAY • Flashcards - Practice reactants, reagents, products or a random mix. • Multiple-choice quizzes - Test reaction recognition and product prediction. • Explore Reactions - Use the library as an offline organic chemistry reference. • Custom drills - Combine functional groups for focused review. • Study packs - Work through curated reaction sets with progressive challenges. • High scores and trophies - Track performance and earn bronze, silver, gold and platinum achievements. CREATE YOUR OWN REACTIONS Add custom reactions and notes to match your course, professor, textbook or problem sets. Build a personal study collection around the chemistry you need most. BUILT FOR SERIOUS STUDY • Guided lessons with progress and mastery tracking • Optimized layouts for iPhone and iPad • Offline access after download • Resume lessons where you left off • Report problems directly from study and lesson screens • One-time Full Access purchase with no subscription Whether you are learning reaction families for the first time, preparing for an organic chemistry exam or reviewing both semesters, Organic Reactions Tutor helps turn memorization into chemical understanding and reliable pattern recognition. Questions, corrections or suggestions? Contact organicappdev@gmail.com.

About

Chemmunity

Master organic chemistry with interactive lessons, practice problems, and exams. An AI assistant provides instant answers and recommendations to help you succeed in your studies.

Highlights
  • Step-by-step explanations
  • Interactive practice problems
  • AI Study Assistant
  • Concept videos
  • Practice exams
  • Guided study sessions
Features
Read full description

Chemmunity makes it easier than ever to understand Organic Chemistry with step-by-step explanations, interactive practice problems and exams, and an AI Study Assistant to help answer your questions or recommend a video. Whether you're preparing for exams, reinforcing class material, or just looking for a better way to learn OCHEM, Chemmunity has you covered. WHAT’S INSIDE? - 120+ Concept Videos - Learn key organic chemistry 1 & 2 topics with clear, concise lessons. - ChemmunityAI - Our AI Study Assistant provides accurate and relevant responses to your organic chemistry questions. - 70+ Practice Problems - Test your understanding with common problems, complete with step-by-step video answers. - 15+ Practice Exams - Simulate real exam conditions with printable exams and detailed video breakdowns. - Study With Us Series - Watch guided study sessions to reinforce learning and feel like you're part of the group. - Comment on Videos - Ask questions on videos and get additional insights directly from our Subject Experts. OVER 30 OCHEM 1 & 2 TOPICS COVERED - Reaction Mechanisms - Stereochemistry - Spectroscopy (NMR, IR, MS) - Substitution and Elimination Reactions - Electrophilic Addition - Nucleophilic Addition and Substitution - Aromaticity and Reactions - Carboxylic Acids and Derivatives - Functional Groups - Structure and Bonding - AND SO MUCH MORE WHY CHOOSE CHEMMUNITY? - Clear, engaging explanations without the overwhelm - Learn at your own pace, anytime and anywhere - Interactive practice problems and exams to reinforce learning - AI Study Assistant available 24/7 to help when you need it most - A supportive learning environment where you can comment and engage with lessons MEET MELISSA Melissa Maribel, the creator of Chemmunity, is dedicated to helping students succeed in chemistry. After struggling with the subject herself, she changed the way she studied and went on to earn a B.A. in Chemistry. Now, with a YouTube channel of over 400,000 subscribers, Melissa continues to break down challenging chemistry concepts into simple, easy-to-understand lessons for students worldwide. Join thousands of students who are passing organic chemistry with ease using Chemmunity. Download now and start learning today! -- ▷ Already a Member? Sign-In to access your subscription. ▷ New? Subscribe in the app to get instant access. Chemmunity offers auto-renewing subscriptions. You'll receive unlimited access to content on all your devices. Payment is charged to your Account at confirmation of purchase. Pricing varies by location and is confirmed prior to purchase. Subscription automatically renews each month unless canceled at least 24 hours before the end of the current billing period, or the trial period (when offered). Cancel anytime in Account Settings. For more information see our: -Terms of Service: https://chemmunity.com/pages/terms-of-service -Privacy Policy: https://chemmunity.com/pages/privacy-policy

Screenshots

Organic Reactions Tutor4 screens
Chemmunity3 screens

Verdict

The call

The clearest difference is update cadence: Organic Reactions Tutor at fortnightly against Chemmunity's monthly. Chemmunity's advantage is iOS requirement (15.0 vs 17.0). On price, rating, ratings volume and ads 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. Organic Reactions Tutor sells 1 one-off in-app purchase and Chemmunity sells 1 in-app purchase, starting at $29.95 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Organic Reactions Tutor against 5.0 for Chemmunity. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

UpkeepUpdate frequency

Organic Reactions Tutor ships an update fortnightly, Chemmunity monthly. The most recent releases landed on September 14, 2026 and July 27, 2026 respectively.

Scorecard2 real differences · 7 level
Organic Reactions Tutor versus Chemmunity: the parameters behind the verdict, then further details
ParameterOrganic Reactions TutorChemmunity
PriceFreeFree
Rating5.0 (2 ratings)5.0 (2 ratings)
Number of ratings22
Update frequencyFortnightly — betterMonthly
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size38 MB68 MB
Age rating4+4+
DeveloperDavid SoulsbyInstructional Media Group LLC

Customer experience

Organic Reactions Tutor

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Chemmunity

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Organic Reactions Tutor

One-time1
  • Unlock All Categories$1.99
1 purchases

Chemmunity

Subscriptions1
  • Pro Monthly Subscription$29.951 Month

Questions

Is Organic Reactions Tutor free?
Organic Reactions Tutor is free to download, with in-app purchases available.
Is Chemmunity free?
Chemmunity is free to download, with in-app purchases available.
Which has better reviews, Organic Reactions Tutor or Chemmunity?
Organic Reactions Tutor and Chemmunity are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.
Do Organic Reactions Tutor or Chemmunity have ads?
Neither Organic Reactions Tutor nor Chemmunity shows ads.
Which is updated more often, Organic Reactions Tutor or Chemmunity?
Organic Reactions Tutor ships an update fortnightly, and Chemmunity monthly. Most recently, Organic Reactions Tutor was updated on September 14, 2026 and Chemmunity on July 27, 2026.

Other comparisons