Comparison

Structural Formulas Study vs DNA Viewer

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

Head to head
About

Structural Formulas Study

Explore and study over 100 molecular structures with detailed properties and clear diagrams. This app offers quick search and filtering for efficient exam preparation and daily learning, with offline access available.

Highlights
  • 100+ molecular structures
  • Detailed structural formulas
  • Essential chemical properties
  • Quick search and filters
  • Offline access
  • Exam preparation tool
Features
Read full description

Learn chemistry the easy way. Explore, search, and filter over 100 molecular structures with clear diagrams and essential data — perfect for exam prep or daily study. Features - 100+ molecules - Structural formulas with detailed properties (mass, density, pKa, etc.) - Quick search & category filters - Offline access – no internet required - Ideal for high school & college chemistry students Make chemistry study simple, efficient, and always at your fingertips!

About

DNA Viewer

Features
Read full description

### DNA Viewer - Professional 3D DNA Visualization & Analysis Tool DNA Viewer is an innovative 3D DNA visualization and analysis application designed for molecular biologists, genetics students, and educational institutions. ### Key Features ** Real-time NCBI Data Integration** 1. Real-time integration with NCBI public databases 2. Access to thousands of actual gene sequence data 3. Instant analysis of major genes including APOE, BRCA1, TP53 ** Interactive 3D DNA Visualization** 1. Three 3D models: Double Helix, Ladder, Ball & Stick 2. 360° rotation, zoom in/out, pan functionality 3. Real-time sequence exploration by groups (100bp units) 4. Intuitive touch gesture support ** Professional Analysis Tools** 1. GC content analysis and window plotting 2. Automatic CpG island detection 3. Restriction enzyme site analysis with 3D highlighting 4. Protein translation and codon analysis 5. Open Reading Frame (ORF) detection ** Virtual Cloning Simulation** 1. 22 cloning vectors (pUC19, pET, pcDNA3, etc.) 2. Restriction enzyme selection and cutting simulation 3. Cloning result visualization and sequence generation 4. Export and sharing functionality ** Multi-language Support** 1. Full support for Korean, Japanese, German, and English 2. Localized user interface 3. Accurate translation of scientific terminology ### Target Users ** Researchers** 1. Molecular biology researchers 2. Genetics researchers 3. Biotechnology researchers ** Educators & Students** 1. Undergraduate and graduate students 2. Biology professors and instructors 3. Educational institutions ** Medical Professionals** 1. Genetic counselors 2. Medical researchers 3. Clinical researchers ### Use Cases **Educational** 1. Explain DNA structure in molecular biology classes 2. Gene sequence analysis practice 3. Restriction enzyme experiment simulation **Research** 1. Gene sequence analysis and visualization 2. Restriction enzyme site mapping 3. Protein translation research 4. Cloning experiment design **Presentation** 1. Presentations using 3D DNA models 2. Research result visualization 3. Educational material creation ### Technical Features **Performance Optimization** 1. Efficient processing of large DNA sequences 2. Real-time 3D rendering 3. Optimized memory usage **Data Security** 1. Local data storage 2. No personal information collection 3. Offline basic functionality support Experience complex molecular biology concepts visually with DNA Viewer, and utilize it for your research and education!

Screenshots

Structural Formulas Study4 screens
DNA Viewer4 screens

Verdict

The call

The clearest difference is price: Structural Formulas Study at Free against DNA Viewer's $4.99. DNA Viewer's advantage is update cadence (every 2 days vs every 5 weeks) and iOS requirement (15.0 vs 18.4). On 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

Structural Formulas Study is free to download; DNA Viewer costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Structural Formulas Study ships an update every 5 weeks, DNA Viewer every 2 days. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

Scorecard3 real differences · 6 level
Structural Formulas Study versus DNA Viewer: the parameters behind the verdict, then further details
ParameterStructural Formulas StudyDNA Viewer
PriceFree — better$4.99
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 5 weeksEvery 2 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.415.0 — better
Further details — not scored
Size5 MB4 MB
Age rating4+12+
DeveloperJun YamabeJONG HYUN LEE

In-app purchases

None

Structural Formulas Study

No in-app purchases

None

DNA Viewer

No in-app purchases

Questions

Is Structural Formulas Study free?
Structural Formulas Study is free to download, with no in-app purchases.
Is DNA Viewer free?
DNA Viewer costs $4.99, with no in-app purchases.
Do Structural Formulas Study or DNA Viewer have ads?
Neither Structural Formulas Study nor DNA Viewer shows ads.
Which is updated more often, Structural Formulas Study or DNA Viewer?
Structural Formulas Study ships an update every 5 weeks, and DNA Viewer every 2 days. Most recently, Structural Formulas Study was updated on October 30, 2026 and DNA Viewer on October 28, 2026.

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