Comparison

Codon One vs Powers & Roots

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

Head to head
About

Codon One

Master molecular biology, genetics, evolution, and life chemistry through interactive modules and quizzes. Explore essential concepts with clear diagrams and concise explanations. Includes helpful tools for sequence analysis and genetic code reference.

Highlights
  • Interactive learning modules
  • Quick quizzes for comprehension
  • Clear diagrams and plain language
  • Molecule reference guide
  • Sequence analysis tools
  • Genetic code exploration
Features
Read full description

Codon One helps you learn biology step by step, with short lessons, quick quizzes, flashcards, and a searchable glossary. Build a solid foundation in molecular biology, genetics, evolution, cell biology, development, and the history of science. Each section breaks complex ideas into clear explanations, diagrams, and focused checks for understanding. Core course (Modules) 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. Glossary & Flashcards Look up the essentials in one place - key terms from every module, plus the 20 amino acids and the nucleobases. Turn any topic into a flashcard deck and review with smart, spaced practice that focuses on the cards you find hardest. Quiz & Progress Practice across biochemistry, genetics, evolution, cell biology, development, and science history in a dedicated quiz area. Track improvement with success rates and per-topic stats, and let the app resurface your weak questions for targeted review. Keep a daily streak going to build a steady habit. Got a good question? Submit it directly from the app. Built-in Tools Sequence Operator: paste DNA, reverse or complement it, transcribe to RNA, translate in all six reading frames, and view length, GC content, and melting temperature. Codon Picker: explore the genetic code, see which codons map to each amino acid or stop signal, and tweak bases to see the effect. Triplet Encoder: write a message in amino-acid single-letter code and encode it as a DNA triplet sequence, then decode it by translation. Found a bug or have suggestions? Email info@codon-one.com - we read every message.

About

Powers & Roots

Instantly solve math homework and prepare for exams with step-by-step solutions for powers and roots. Understand positive, negative, and fractional exponents with a free, comprehensive tool. Access learning videos and manage your solutions.

Highlights
  • Step-by-step solutions
  • Powers and roots calculations
  • Positive, negative, fractional exponents
  • Learning videos
  • Solution management
  • Feedback on incorrect inputs
Features
Read full description

Finish your homework instantly. Prepare for exams stress-free. Free, complete step-by-step solutions. Understand powers (xⁿ) and roots (ⁿ√x). Work with positive, negative, and fractional exponents. HOW IT WORKS Enter your values in the correct fields and get started. You’ll receive the solution instantly and can share it with friends or classmates. YOUR PERSONAL DATA We don’t need it. Only anonymized data is collected, for example: - which features are used - how many solutions are generated This helps us improve. No conclusions can be drawn about you. COSTS Everything is free to use. 24/7 access to your solutions. All solution steps always remain complete. If you need many solutions in a short time, various purchase options are available. EXTRAS - overview of key calculation rules - curated learning videos - feedback on incorrect inputs - manage your own solutions - introduction to the app CONTACT Questions and feedback via Discord or directly in the app review.

Screenshots

Codon One4 screens
Powers & Roots4 screens

Verdict

The call

The clearest difference is rating: Powers & Roots at 5.0 against Codon One's 4.5. Codon One's advantage is ratings volume (25 vs 1). On price, update cadence, ads and in-app purchases 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 and Powers & Roots sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Powers & Roots holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Codon One has 25 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 8 level
Codon One versus Powers & Roots: the parameters behind the verdict, then further details
ParameterCodon OnePowers & Roots
PriceFreeFree
Rating4.5 (25 ratings)5.0 (1 ratings) — better
Positive reviews76.5% of reviews—
Number of ratings25 — better1
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.0 — better
Further details — not scored
Size277 MB180 MB
Age rating4+4+
DeveloperDaniel GebertGlindemann, Sennoun, Langer GbR

Customer experience

Codon One

All ratings25 ratings
Positive84.0%
Neutral8.0%
Negative8.0%
Written reviews17 reviews
Positive76.5%
Neutral0.0%
Negative23.5%

Powers & Roots

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

7 purchases

Codon One

One-time7
  • Module 2: GeneticsFree
  • Module 1: Chemistry of LifeFree
  • 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
8 purchases

Powers & Roots

One-time8
  • +30 User Tokens$0.29
  • +1 Convenience Token / 6h, max. +2$0.59
  • +2 Convenience Tokens / 6h, max. +4$0.99
Show 5 more
  • +150 User Tokens$0.99
  • +300 User Tokens$1.49
  • +4 Convenience Tokens / 6h, max. +8$1.59
  • Remove Ads$1.99
  • Lifetime Access$1.99

Questions

Is Codon One free?
Codon One is free to download, with in-app purchases available.
Is Powers & Roots free?
Powers & Roots is free to download, with in-app purchases available.
Which has better reviews, Codon One or Powers & Roots?
Powers & Roots is rated higher. Codon One averages 4.5 out of 5 from 25 ratings, while Powers & Roots averages 5.0 from 1 ratings.
Do Codon One or Powers & Roots have ads?
Neither Codon One nor Powers & Roots shows ads.
Which is updated more often, Codon One or Powers & Roots?
Codon One ships an update every 3 weeks, and Powers & Roots every 3 weeks. Most recently, Codon One was updated on October 29, 2026 and Powers & Roots on October 24, 2026.

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