Comparison

WebMO Molecule Editor vs Duke Alumni

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

Head to head
About

WebMO Molecule Editor

Create and explore 3D molecular structures, visualize chemical properties, and access extensive chemical databases. This tool is ideal for students and educators needing on-the-go access to molecular information and computational chemistry resources.

Highlights
  • 3D molecular editor
  • Structure optimization
  • Orbital and symmetry visualization
  • Chemical database lookup
  • Spectra visualization
  • High-resolution image capture
  • Computational chemistry program integration
Features
Read full description

WebMO allows users to build and view molecules in 3-D, visualize orbitals and symmetry elements, lookup chemical information and properties from external databases, and access state-of-the-art computational chemistry programs. WebMO is recommended for students and faculty in high school, college, and graduate school who desire mobile access to molecular structures, information, and calculations. WebMO capabilities include: - Build molecules by drawing atoms and bonds in a 3-D molecular editor, or by speaking the name (e.g., “aspirin”) - Optimize structures using VSEPR theory or molecular mechanics - View Huckel molecular orbitals, electron density, and electrostatic potential - View molecular vibrations - View point group and symmetry elements of molecules - Lookup basic molecular information, including IUPAC and common names, stoichiometry, molar mass - Lookup chemical data from PubChem and ChemSpider - Lookup experimental and predicted molecular properties from external databases (NIST, Sigma-Aldrich) - Lookup IR, UV-VIS, NMR, and mass spectra from external databases (NIST, SDBS) - Capture high-resolution molecular images - Save and recall molecular structures locally - Export and import structures via email WebMO is also a front-end to WebMO servers (version 14 and higher): - Supports Gaussian, GAMESS, Molpro, MOPAC, NWChem, ORCA, PQS, PSI, Quantum Espresso, VASP, Q-Chem, and Tinker computational chemistry programs - Submit, monitor, and view calculations - View formatted tabular data extracted from output files, as well as raw output - Visualize geometry, partial charges, dipole moment, normal vibrational modes, molecular orbitals, and NMR/IR/UV-VIS spectra

About

Duke Alumni

Connect, collaborate, and engage with fellow Duke University alumni. Access your virtual alumni card and stay informed about news, events, and activities from the alumni association.

Highlights
  • Alumni networking
  • Collaboration tools
  • Event updates
  • News and activities
  • Virtual alumni card
Read full description

The Duke Alumni App will offer a connection to all the alumni of Duke University to connect, collaborate and engage with each other and with Duke. Alumni will be able to access their virtual alumni card and stay updated with news, events and activities related to the alumni association.

Screenshots

WebMO Molecule Editor4 screens
Duke Alumni2 screens

Verdict

The call

The clearest difference is rating: WebMO Molecule Editor at 4.0 against Duke Alumni's 1.5. WebMO Molecule Editor also leads on review sentiment (60% vs 24%) and iOS requirement (12.0 vs 14.0). Duke Alumni's advantage is in-app purchases (none vs 2). On price, ratings volume, update cadence 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. WebMO Molecule Editor sells 2 one-off in-app purchases. Duke Alumni asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

WebMO Molecule Editor holds the better App Store score, 4.0 against 1.5. Both are backed by a comparable volume of ratings — 40 and 31 respectively. Written reviews point the same way: 60% of WebMO Molecule Editor's written reviews are positive against 24% of Duke Alumni's.

UpkeepUpdate frequency

WebMO Molecule Editor ships an update every 3 months, Duke Alumni every 4 months. The most recent releases landed on September 3, 2026 and September 17, 2026 respectively.

Scorecard5 real differences · 5 level
WebMO Molecule Editor versus Duke Alumni: the parameters behind the verdict, then further details
ParameterWebMO Molecule EditorDuke Alumni
PriceFreeFree
Rating4.0 (40 ratings) — better1.5 (31 ratings)
Positive reviews60.4% of reviews — better23.8% of reviews
Number of ratings40 — better31
Update frequencyEvery 3 months — betterEvery 4 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.0 — better14.0
Further details — not scored
Size12 MB23 MB
Age rating4+4+
DeveloperWebMO, LLCDuke University

Customer experience

WebMO Molecule Editor

All ratings40 ratings
Positive75.0%
Neutral5.0%
Negative20.0%
Written reviews53 reviews
Positive60.4%
Neutral9.4%
Negative30.2%

Duke Alumni

All ratings31 ratings
Positive12.9%
Neutral0.0%
Negative87.1%
Written reviews21 reviews
Positive23.8%
Neutral0.0%
Negative76.2%

In-app purchases

2 purchases

WebMO Molecule Editor

One-time2
  • WebMO Premium for paid usersFree
  • WebMO Premium$4.99
None

Duke Alumni

No in-app purchases

Questions

Is WebMO Molecule Editor free?
WebMO Molecule Editor is free to download, with in-app purchases available.
Is Duke Alumni free?
Duke Alumni is free to download, with no in-app purchases.
Which has better reviews, WebMO Molecule Editor or Duke Alumni?
WebMO Molecule Editor is rated higher. WebMO Molecule Editor averages 4.0 out of 5 from 40 ratings, while Duke Alumni averages 1.5 from 31 ratings.
Do WebMO Molecule Editor or Duke Alumni have ads?
Neither WebMO Molecule Editor nor Duke Alumni shows ads.
Which is updated more often, WebMO Molecule Editor or Duke Alumni?
WebMO Molecule Editor ships an update every 3 months, and Duke Alumni every 4 months. Most recently, WebMO Molecule Editor was updated on September 3, 2026 and Duke Alumni on September 17, 2026.

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