Best Z3E Apps

198+ iOS apps curated and reviewed

4.3 avg rating
19 free apps
Updated May 2026

From beginner-friendly picks to power-user tools, our z3e list covers 198+ iPhone apps updated through May 2026. Compare ratings, prices, and screenshots in one place.

Compare top Z3E Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1MoleculesMoleculesFree3.6★ (166)NoNoAug 2026
2Periodic Table: Chemistry 2026Periodic Table: Chemistry 2026Free4.8★ (5.3K)NoYesSep 2026
3Obsidian - Connected NotesObsidian - Connected NotesFree4.5★ (2.7K)NoNoSep 2026
4Davis Drug Guide For NursesDavis Drug Guide For NursesFree4.8★ (8.7K)NoYesSep 2026
5EMD PTEEMD PTEFree4.7★ (121)NoNoSep 2026
6Highlights: PDF Reader & NotesHighlights: PDF Reader & NotesFree4.5★ (1.6K)NoYesSep 2026
7Papers by ReadCubePapers by ReadCubeFree3.7★ (551)NoNoJul 2026
8ZoteroZoteroFree4.6★ (420)NoNoSep 2026

Top Picks for Z3E

Molecules#1

Molecules by Sunset Lake Software

Editor's Choice
📚 Education
3.6😐(166 ratings)
Free
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Explore and interact with 3D molecular models on your device. Rotate, zoom, and pan structures using intuitive touch gestures. Visualize molecules in different modes and load custom structures from various sources.

What We Love

  • 🚀 Fast and responsive
  • 👍 Useful for visualizing molecules
  • 👍 Great for teaching chemistry
  • 👍 Excellent for biochemistry students

Room to Improve

  • 🐛 Crashes when downloading new molecules
  • 🐛 Compatibility issues with newer iOS devices
  • 🐛 Limited functionality, missing key features
  • 🔍 Difficult to find common molecules
  • 💡 Needs more view options (ribbon, surface, etc.)
Periodic Table: Chemistry 2026#2

Periodic Table: Chemistry 2026 by Nikita Chernykh

Elements, Isotopes, Molar Mass
Strong Contender
📚 Education
4.8😊(5.3K ratings)
FreeIn-App Purchases
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Explore the universe's language with this interactive chemistry app. It offers a clear, visual, and fact-based approach to understanding elements, isotopes, and chemical reactions. Ideal for students, educators, and curious minds.

What We Love

  • 🚀 Great app for chemistry learning
  • 👍 Useful information and features
  • 💡 Includes theoretical elements
  • 🚀 Efficient and easy to use
  • 👍 Helpful for students and professionals

Room to Improve

  • 🐛 Some inaccuracies in element data
  • 🔒 Paid version required for full functionality
  • 🔒 Certain features locked behind paywall
Obsidian - Connected Notes#3

Obsidian - Connected Notes by Dynalist Inc.

Your second brain on the go
Worth Considering
📊 Productivity
4.5😊(2.7K ratings)
Free
Obsidian - Connected Notes screenshot 1
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Organize your thoughts and ideas with a powerful knowledge base that utilizes local Markdown files. This app acts as your personal second brain, accessible on your mobile device for seamless note-taking and idea connection.

What We Love

  • 🚀 Powerful features
  • 👍 Customizable and flexible
  • 🔒 Secure and private
  • 💡 Innovative note-taking approach
  • 🚀 Smooth mobile experience
  • 👍 Excellent desktop and mobile integration
  • 👍 Vibrant community and plugin ecosystem

Room to Improve

  • 🐛 Sync issues and unreliable iCloud integration
  • 🔋 Slow startup and performance issues on mobile
  • 👎 Steep learning curve for new users
  • 👎 Limited sorting and organization options
  • 👎 Lack of WYSIWYG editing on mobile

More Z3E apps to explore

FAQ about Z3E

What are the best z3e apps for iPhone?
Molecules tops our z3e apps ranking as of May 2026, with a 3.6-star average from 166 App Store ratings, and it's free to download.
Yes — 19 of the top z3e apps we rank are free to download, including Molecules and Periodic Table: Chemistry 2026.
Molecules has no ads and has no in-app purchases, according to its App Store listing as of May 2026.
We track 198+ z3e apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
This application allows you to view and interact with three-dimensional renderings of molecules. You can manipulate these structures using touch gestures like rotating, zooming, and panning to explore them from all angles.
You can load custom molecular structures into the app via file sharing or iCloud. These structures can be obtained from public databases like the RCSB Protein Data Bank or NCBI's PubChem.