Comparison

DNA Viewer vs Math. Trainer App

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

Head to head
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!

About

Math. Trainer App

This app helps high school students memorize math formulas quickly for exams and homework. It features a formula bank, trainer mode with spaced repetition, and progress tracking to build long-term memory and confidence.

Highlights
  • Formula Bank (Algebra, Geometry, Trigonometry)
  • Trainer Mode with Spaced Repetition
  • Adaptive Learning
  • Progress Tracking
  • Customizable Repetitions
Features
Read full description

Struggling to remember math formulas? Preparing for exams or tests? The app Math. Trainer App will help you memorize them quickly. It’s designed especially for high school students. Whether you’re getting ready for final exams, working on homework, or simply want to boost your confidence in math, this app makes learning effective, engaging, and stress-free. Key Features: Formula Bank — Access a vast collection of mathematical formulas across all major topics: algebra, geometry, and trigonometry. Trainer Mode — Practice with spaced repetition and adaptive learning for faster memorization. Drag and drop mathematical quantities, build the formula, and remember it. If you make a mistake, flip the card and repeat the formula again. Control the number of repetitions in the app settings. Progress Tracking — Monitor your learning process and identify weak areas to improve. No more flipping through textbooks or cramming the night before! Our app helps you build long-term memory and confidence for exams — anytime, anywhere. Perfect for: • High school students • Exam preparation (GCSE, IB, SAT, GMAT, etc.) • Quick review before lessons or tests Download Math. Trainer App now and make math your strongest subject! TERMS OF USE: https://blatt.one/math/terms PRIVACY POLICY: https://blatt.one/math/privacy EULA: https://blatt.one/math/eula

Screenshots

DNA Viewer4 screens
Math. Trainer App4 screens

Verdict

The call

The clearest difference is price: Math. Trainer App at Free against DNA Viewer's $4.99. DNA Viewer's advantage is in-app purchases (none vs 1) and ads (none vs shown).

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

Math. Trainer App is free to download; DNA Viewer costs $4.99 up front. Math. Trainer App sells 1 one-off in-app purchase. DNA Viewer asks for nothing beyond the download.

UpkeepUpdate frequency

DNA Viewer ships an update every 2 days, Math. Trainer App every 3 weeks. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

Scorecard6 real differences · 4 level
DNA Viewer versus Math. Trainer App: the parameters behind the verdict, then further details
ParameterDNA ViewerMath. Trainer App
Price$4.99Free — better
Rating—3.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 2 days — betterEvery 3 weeks
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better17.6
Further details — not scored
Size4 MB39 MB
Age rating12+4+
DeveloperJONG HYUN LEEBlatt, Inc

In-app purchases

None

DNA Viewer

No in-app purchases

1 purchases

Math. Trainer App

One-time1
  • Removing ads$1.99

Questions

Is DNA Viewer free?
DNA Viewer costs $4.99, with no in-app purchases.
Is Math. Trainer App free?
Math. Trainer App is free to download, with in-app purchases available.
Do DNA Viewer or Math. Trainer App have ads?
Math. Trainer App shows ads; DNA Viewer does not.
Which is updated more often, DNA Viewer or Math. Trainer App?
DNA Viewer ships an update every 2 days, and Math. Trainer App every 3 weeks. Most recently, DNA Viewer was updated on October 6, 2026 and Math. Trainer App on October 7, 2026.

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