Comparison

Codon One vs Genome Heroes

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

Head to head
About

Codon One

This app simplifies complex biology concepts through short, illustrated lessons and interactive quizzes. It offers AI-powered study assistance and allows users to create flashcards from lecture slides or PDFs. Study materials are available offline.

Highlights
  • Short, illustrated lessons
  • Interactive quizzes
  • AI study helper (Ribo)
  • Flashcard creation from slides/PDFs
  • Offline study mode
  • Glossary and review tools
Features
Read full description

Make complex biology click, and make it stick. Short, illustrated lessons explain one idea at a time, a quick quiz shows you what you've understood, and flashcards bring back what you'd otherwise forget. Module 1 is free, with no account and no subscription. Understand it, one step at a time Each section breaks complex ideas into clear explanations and diagrams, so you can follow even the hard topics. A quiz before you move on shows you where you stand. Lessons, quizzes, flashcards and the glossary all work offline, so you can study anywhere. Stuck? Ask Ribo, your AI study helper You don't have to search the web or wait for the next class. Ribo answers questions about the lesson page, glossary entry or missed quiz question in front of you. A few questions are free every day, and purchased modules give you more. Answers can be wrong, so check them against the lesson. Turn your lecture slides into flashcards Exam coming up? Photograph your slides or import the lecture PDF, and the glossary terms in them become flashcards. Swipe through the pages, zoom in and tap a term to read its entry. It all happens on your device, so your slides stay with you. Keep what you've learned Turn any topic into a flashcard deck: spaced practice brings back what you'd otherwise forget and focuses on the cards you find hardest. The Review tab shows you what to do today: the cards that are due, the quiz questions worth another look, your streak and your progress. Forgot a term? The glossary has the key terms from every module, plus the 20 amino acids and the nucleobases. What you'll learn Module 1: Chemistry of Life – atoms & elements, bonds, water, pH, biomolecules Module 2: Genetics – chromosomes, replication, transcription, translation, regulation Module 3: Evolution – history of life, phylogeny, selection, drift, speciation, molecular evolution Module 4: History of Science – ideas, methods, and experiments that shaped modern biology Module 5: Cell Biology – membranes & transport, organelles & energy, cytoskeleton, signaling, cell division Module 6: Development – fertilization & body plans, differentiation, pattern formation & morphogenesis, growth & repair, evo-devo Additional topics are planned for future updates, including Animal Physiology, Microbiology & Immunology, Plant Biology, and more. Pay once, no subscription Module 1 is free. Buy only the modules you need, or all of them with Unlock All, which also includes future modules. No subscription and no expiry. Also included: Sequence Operator, Codon Picker and Triplet Encoder, for working with DNA sequences and the genetic code. Created by expert biologists. Found a bug or have suggestions? Email info@codon-one.com — we read every message.

About

Genome Heroes

Features
Read full description

QPHI - Qatar Genome program is an ambitious human genome project aiming to position Qatar among the pioneering countries in the implementation of precision medicine by utilizing knowledge about genes. Save a sick pet? Discover creatures and find cures! Learn about cells, DNA, genes, mutations, and more! 1. Play 12 unique story missions, available in Arabic and English 2. Glocalized colorful art style 3. Create your own special avatar with multiple customizable choices available. 4. Unique and challenging mini-games to learn about genetics while stimulating your brain. 5. Collect 64 cute pets as you progress on your journey in the genome world. 6. Surprise missions and rewards on special day events, so stay tuned, Heroes!

Screenshots

Codon One4 screens
Genome Heroes4 screens

Verdict

The call

The clearest difference is in-app purchases: Genome Heroes at none against Codon One's 7. Genome Heroes also leads on iOS requirement (13.0 vs 15.6). Codon One's advantage is update cadence (monthly vs every 3 months). On price, ads 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

Both are free to download. Codon One sells 7 one-off in-app purchases. Genome Heroes asks for nothing beyond the download.

UpkeepUpdate frequency

Codon One ships an update monthly, Genome Heroes every 3 months. The most recent releases landed on November 13, 2026 and November 12, 2026 respectively.

Scorecard3 real differences · 7 level
Codon One versus Genome Heroes: the parameters behind the verdict, then further details
ParameterCodon OneGenome Heroes
PriceFreeFree
Rating4.5 (25 ratings) — better—
Positive reviews76.5% of reviews—
Number of ratings25 — better—
Update frequencyMonthly — betterEvery 3 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.613.0 — better
Further details — not scored
Size269 MB791 MB
Age rating4+4+
DeveloperDaniel GebertQatar Foundation

In-app purchases

7 purchases

Codon One

One-time7
  • Module 1: Chemistry of LifeFree
  • Module 2: Genetics$2.99
  • Module 3: Evolution$2.99
Show 4 more
  • Module 4: Science History$2.99
  • Module 5: Cell Biology$2.99
  • Module 6: Development$2.99
  • Unlock All$8.99
None

Genome Heroes

No in-app purchases

Questions

Is Codon One free?
Codon One is free to download, with in-app purchases available.
Is Genome Heroes free?
Genome Heroes is free to download, with no in-app purchases.
Do Codon One or Genome Heroes have ads?
Neither Codon One nor Genome Heroes shows ads.
Which is updated more often, Codon One or Genome Heroes?
Codon One ships an update monthly, and Genome Heroes every 3 months. Most recently, Codon One was updated on November 13, 2026 and Genome Heroes on November 12, 2026.

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