Comparison

e2s vs Visualizing Organic Chemistry

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

Head to head
About

e2s

This app provides students with direct access to campus information, services, and communities. Students can manage profiles, get news, ask questions, find events, book appointments, and navigate campus with interactive maps.

Highlights
  • Personalized student profile
  • Campus news and RSS feeds
  • Student services ticket tracking
  • University knowledge base
  • Event discovery and RSVP
  • Appointment scheduling
  • Interactive campus maps
Features
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Engage2Serve: Empower students with relevant information and resources delivered to them directly on their smart phones and tablets. Features include: PROFILE - Personalize your profile information. - Get access to academic related information. CAMPUS NEWS - Access to content that can include information such as student codes of conduct and policy statements, on-campus transportation schedules, and any number of additional content pieces. - Get access to RSS feeds from your university. STUDENT SERVICES - Ask questions and report issues directly from the app. - Track ticket status and add notes. - View responses from staff and the resolution to any past issues. - Attend brief survey on the closed ticket. FAQ’s - Access your university knowledge base containing responses to questions commonly posed by students. - View most common questions and responses, or enter own search terms to find responses that specifically address your concerns. EVENTS - Learn about events on campus that are relevant and of interest to you. - RSVP to the event that you are invited directly from the app. - Provide feedback and rating for the events that you attended APPOINTMENTS - Request appointment with staff. - Confirm and reschedule appointments any time - View all appointments in calendar within the application. COMMUNITIES - Create learning and special interest communities that are either public or available only by invitation. - Get peer feedback, share learning insights, or identify relevant online resources. - Special interest communities can be formed around any activity or interest. - Marketplace communities can be created to sell, buy or trade items among students. - Staff members or group administrators have the ability to moderate communities, all posts can be subject to a profanity check, and any member can report inappropriate content. MAPS - Interactive campus maps will help you to get oriented to the campus and find classroom buildings, dining halls, library, parking and other campus resources. - Maps will also provide walking directions from their current location to a specific destination on campus. STAFF DIRECTORY - Search for staff by department and name - View staff details and contact staff via email or phone. - Initiate one on one chat with staff.

About

Visualizing Organic Chemistry

This app offers interactive 3D models and animations to help students and instructors visualize complex organic chemistry concepts. Explore orbitals, bonding, physical properties, stereochemistry, and reactions through dynamic visuals.

Highlights
  • Interactive 3D atomic and molecular orbital models
  • 3D electrostatic potential maps
  • Animated Newman projections and conformational changes
  • 3D models for stereochemistry visualization
  • Interactive spectroscopy models (IR, NMR)
  • Animated reaction pathways with energy changes
Features
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Visualizing Organic Chemistry is a collection of tools that make learning organic chemistry easier. It’s an excellent resource for instructors and students alike! The app contains over 60 visuals, most incorporating 3D interactive models and animations that help students envision key concepts in organic chemistry. Visualizing Organic Chemistry includes: -Orbitals and Bonding- • Interactive 3D models of basic and hybrid atomic orbitals • Molecular orbital diagrams with 3D models showing orbital shape and symmetry • How bond dissociation energy changes with internuclear distance -Physical Properties- • Define the most important functional groups with structural drawings and 3D models • Electronegativity trends and Pauling electronegativities of the elements • 3D electrostatic potential maps demonstrating charge distribution in molecules • 3D molecular models demonstrating how molecular size and shape affect surface area and boiling point -Free Rotation and Conformations- • Interactive Newman projections demonstrating free rotation with conformational changes reflected in 3D models • Interactive Newman projections demonstrating torsional and steric strain energies • 3D models of smaller cycloalkanes with animated changes between important conformations • 3D models of cyclopropane, cyclobutane, and cyclopentane illustrating several important conformations • Animated 3D models of cyclohexanes demonstrating conformational inversions (chair flips) and 1,3-diaxial strain • 3D models illustrating spirocyclic, fused, and bridged bicyclic compounds -Stereochemistry- • 3D models illustrating cis/trans isomers of disubstituted rings and alkenes • 3D models demonstrating chirality and its relation to symmetry • 3D models depicting the spatial relationships of substituents in both dash-wedge and Fischer projections • Interactive dash-wedge and Fischer projections demonstrating 3D rotation of substituents in 2D space • 3D model of a basic polarimeter illustrating the measurement of optical rotation of chiral compounds • 3D models that demonstrate enantiomeric and diastereomeric relationships in compounds with more than one chiral center -Spectroscopy- • Animated, interactive 3D models depicting CH2X2 IR stretching and bending vibrational modes • IR spectra for several compounds depicting the most important functional group absorptions • NMR spectra with accompanying 3D models illustrating chemical equivalency and its relationship to symmetry • Proton and carbon-13 NMR spectra for several compounds depicting several important chemical shift ranges -Reactions- • Interactive 3D animation of HX addition showing free energy changes during the reaction • Interactive 3D animations demonstrating syn/anti stereoselectivity in various electrophilic additions • Interactive 3D animation of nucleophilic substitutions showing free energy changes during the reaction • Interactive 3D animations demonstrating inversion and retention of stereochemistry in nucleophilic substitutions • Interactive 3D animations demonstrating syn/anti stereoselectivity in E1 and E2 eliminations

Screenshots

e2s1 screens
Visualizing Organic Chemistry4 screens

Verdict

The call

The clearest difference is price: e2s at Free against Visualizing Organic Chemistry's $7.99. e2s also leads on rating (5.0 vs 1.0) and update cadence (every 6 weeks vs every 8 months). On ratings volume, ads, in-app purchases and device support 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

e2s is free to download; Visualizing Organic Chemistry costs $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

e2s holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

e2s ships an update every 6 weeks, Visualizing Organic Chemistry every 8 months. The most recent releases landed on July 4, 2026 and September 21, 2026 respectively.

Scorecard5 real differences · 5 level
e2s versus Visualizing Organic Chemistry: the parameters behind the verdict, then further details
Parametere2sVisualizing Organic Chemistry
PriceFree — better$7.99
Rating5.0 (1 ratings) — better1.0 (1 ratings)
Positive reviews—0.0% of reviews
Number of ratings11
Update frequencyEvery 6 weeks — betterEvery 8 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better13.0
Further details — not scored
Size34 MB31 MB
Age rating17+4+
DeveloperEngage2Serve PTE LTDAaron M. Hartel

Customer experience

e2s

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Visualizing Organic Chemistry

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

e2s

No in-app purchases

None

Visualizing Organic Chemistry

No in-app purchases

Questions

Is e2s free?
e2s is free to download, with no in-app purchases.
Is Visualizing Organic Chemistry free?
Visualizing Organic Chemistry costs $7.99, with no in-app purchases.
Which has better reviews, e2s or Visualizing Organic Chemistry?
e2s is rated higher. e2s averages 5.0 out of 5 from 1 ratings, while Visualizing Organic Chemistry averages 1.0 from 1 ratings.
Do e2s or Visualizing Organic Chemistry have ads?
Neither e2s nor Visualizing Organic Chemistry shows ads.
Which is updated more often, e2s or Visualizing Organic Chemistry?
e2s ships an update every 6 weeks, and Visualizing Organic Chemistry every 8 months. Most recently, e2s was updated on July 4, 2026 and Visualizing Organic Chemistry on September 21, 2026.

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