Comparison

dnatrans vs pHCalculation

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

Head to head
About

dnatrans

Features
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DNA transcribe and translation tool, convert DNA sequence to RNA sequence and animo acid sequence, demonstrating insertion, deletion, substitution mutation result immediately with every letter input 1. DNS transcribe(DNA sequence to RNA sequence) 2. DNS translation(DNA sequence to amino acid sequence) 3. RNA reverse transcribe(RNA sequence to DNA sequence) 4. copy result by long press

About

pHCalculation

Features
Read full description

Introducing a Stunning New Interface! We've completely redesigned the app for a more intuitive and engaging experience. Our sleek, modern UI makes navigating through calculations effortless, allowing you to focus on what truly matters: understanding chemistry. pHCalculation is more than just a calculator; it's your personal chemistry tutor. Perfect for high school and college students who want to ace their exams and build unshakable confidence in acid-base chemistry. Key Features: - Step-by-Step Solutions: Don't just get the answer. See the full, detailed calculation for every problem, helping you truly understand the "why" behind the result. - Modern & Intuitive UI: Enjoy a beautiful, user-friendly design that makes learning chemistry a pleasure. - Comprehensive Learning Tool: Master everything from strong and weak acids/bases to salt solutions and complex buffer systems. - Advanced Reverse Calculations: Easily find the acid or base dissociation constants (Ka/Kb) to deepen your understanding of chemical principles. - Academically Accurate: Systematically tested to ensure every calculation is precise, helping you solve problems quickly and correctly. Download pHCalculation today and transform complex chemistry concepts into an accessible, interactive learning experience!

Screenshots

dnatrans4 screens
pHCalculation4 screens

Verdict

The call

The clearest difference is in-app purchases: dnatrans at none against pHCalculation's 5. dnatrans also leads on iOS requirement (15.0 vs 18.6). On price, update cadence, ads and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. pHCalculation sells 5 one-off in-app purchases. dnatrans asks for nothing beyond the download.

UpkeepUpdate frequency

dnatrans ships an update every 3 days, pHCalculation every 5 days. The most recent releases landed on September 29, 2026 and October 9, 2026 respectively.

Scorecard2 real differences ยท 4 level
dnatrans versus pHCalculation: the parameters behind the verdict, then further details
ParameterdnatranspHCalculation
PriceFreeFree
Update frequencyEvery 3 days โ€” betterEvery 5 days
AdsNoNo
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.0 โ€” better18.6
Further details โ€” not scored
Size1 MB2 MB
Age rating4+4+
Developerๅ…‰่พ‰ ้™ˆJatuphol Jaturapat

In-app purchases

None

dnatrans

No in-app purchases

5 purchases

pHCalculation

One-time5
  • Show solution$0.99
  • Buffer Calculator$0.99
  • Salt pH calculator$0.99
Show 2 more
  • Reverse pH calculator$0.99
  • Unlock All Features.$1.99

Questions

Is dnatrans free?
dnatrans is free to download, with no in-app purchases.
Is pHCalculation free?
pHCalculation is free to download, with in-app purchases available.
Do dnatrans or pHCalculation have ads?
Neither dnatrans nor pHCalculation shows ads.
Which is updated more often, dnatrans or pHCalculation?
dnatrans ships an update every 3 days, and pHCalculation every 5 days. Most recently, dnatrans was updated on September 29, 2026 and pHCalculation on October 9, 2026.

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