Comparison

DrPhos' Reaction Balancer vs UStrive App

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

Head to head
About

DrPhos' Reaction Balancer

Instantly balance chemical equations with this tool. It supports complex formulas and provides clear visual formatting, making it ideal for students learning stoichiometry and preparing for chemistry exams.

Highlights
  • Automatically balances chemical equations
  • Supports complex formulas with parentheses
  • Clear visual formatting with subscripts
  • Built-in learning support
  • Molar Mass Calculator
  • Stoichiometry Solver
Features
Read full description

Balance Chemical Equations Instantly The DrPhos Reaction Balancer helps you quickly and accurately balance chemical equations—whether you’re working with simple reactions or complex compounds. Just enter reactants and products, and the app will calculate the correct coefficients to balance mass and charge. Perfect for students learning reaction stoichiometry, conservation of mass, or preparing for chemistry exams. Features: • Automatically balances chemical equations • Supports complex formulas with parentheses and polyatomic ions • Clear visual formatting with subscripts and coefficients • Great for high school, AP Chemistry, and college general chemistry • Built-in learning support through structure and feedback Want more chemistry tools? Unlock other features or upgrade to the full DrPhos GenChem Helper, which includes: • Molar Mass Calculator • Significant Figures Counter • Ionic Compound Builder • General Chemistry Naming Tool • Stoichiometry Solver • pH Calculator • Integrated Rate Law Calculator • Solution Concentration Calculator • Scientific Calculator • Quadratic Equation Solver Each tool is available for $0.99, or get the full suite for $9.99.

About

UStrive App

This platform connects students and young professionals with experienced mentors for personalized guidance on college and career goals. It offers one-on-one support through in-app messaging, audio, and video calls to help users succeed.

Highlights
  • Connect with experienced mentors
  • Personalized college and career guidance
  • In-app messaging, audio, and video calls
  • Match mentors based on goals
  • 1-on-1 support for success
Features
Read full description

Achieve Your College and Career Goals with UStrive UStrive is a free, online mentoring platform that helps students and young professionals connect with experienced mentors for personalized guidance. Whether you're preparing for college, exploring career paths, or looking for support along your journey, UStrive makes it easy to get the help you need. Chat with your mentor through in-app messaging, phone calls, or video calls—anytime, anywhere. All mentoring is 1-on-1, and designed to help you succeed. Features: • Match with a mentor based on your goals • Communicate via messaging, audio, or video—right in the app • Get support with college applications, career planning, and more • 100% free to use Start building your future with the guidance of someone who’s been there.

Screenshots

DrPhos' Reaction Balancer4 screens
UStrive App4 screens

Verdict

The call

The clearest difference is price: UStrive App at Free against DrPhos' Reaction Balancer's $0.99. UStrive App also leads on in-app purchases (none vs 11) and ratings volume (11 vs 3). DrPhos' Reaction Balancer's advantage is rating (3.7 vs 2.9). On update cadence, 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

UStrive App is free to download; DrPhos' Reaction Balancer costs $0.99 up front. DrPhos' Reaction Balancer sells 11 one-off in-app purchases. UStrive App asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

DrPhos' Reaction Balancer holds the better App Store score, 3.7 against 2.9. Both are backed by a comparable volume of ratings — 3 and 11 respectively.

UpkeepUpdate frequency

DrPhos' Reaction Balancer ships an update every 3 weeks, UStrive App every 5 weeks. The most recent releases landed on September 30, 2026 and September 28, 2026 respectively.

Scorecard6 real differences · 4 level
DrPhos' Reaction Balancer versus UStrive App: the parameters behind the verdict, then further details
ParameterDrPhos' Reaction BalancerUStrive App
Price$0.99Free — better
Rating3.7 (3 ratings) — better2.9 (11 ratings)
Positive reviews—57.1% of reviews
Number of ratings311 — better
Update frequencyEvery 3 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.015.1 — better
Further details — not scored
Size15 MB46 MB
Age rating4+12+
DeveloperMonte L HelmUStrive

Customer experience

DrPhos' Reaction Balancer

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%

UStrive App

All ratings11 ratings
Positive45.5%
Neutral0.0%
Negative54.5%
Written reviews7 reviews
Positive57.1%
Neutral0.0%
Negative42.9%

In-app purchases

11 purchases

DrPhos' Reaction Balancer

One-time11
  • Quadratic Equation Solver$0.99
  • Significant Figures Counter$0.99
  • Science Calculator$0.99
Show 8 more
  • Molar Mass Calculator$0.99
  • General Chemistry Naming$0.99
  • Ionic Compound Builder$0.99
  • pH Calculator$0.99
  • Reaction Balancer$0.99
  • Stoichiometry$0.99
  • Solution Concentration$0.99
  • Kinetics$0.99
None

UStrive App

No in-app purchases

Questions

Is DrPhos' Reaction Balancer free?
DrPhos' Reaction Balancer costs $0.99, and also offers in-app purchases.
Is UStrive App free?
UStrive App is free to download, with no in-app purchases.
Which has better reviews, DrPhos' Reaction Balancer or UStrive App?
DrPhos' Reaction Balancer is rated higher. DrPhos' Reaction Balancer averages 3.7 out of 5 from 3 ratings, while UStrive App averages 2.9 from 11 ratings.
Do DrPhos' Reaction Balancer or UStrive App have ads?
Neither DrPhos' Reaction Balancer nor UStrive App shows ads.
Which is updated more often, DrPhos' Reaction Balancer or UStrive App?
DrPhos' Reaction Balancer ships an update every 3 weeks, and UStrive App every 5 weeks. Most recently, DrPhos' Reaction Balancer was updated on September 30, 2026 and UStrive App on September 28, 2026.

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