Comparison

The Buoyancy vs DrPhos' Ionic Compounds

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

Head to head
About

The Buoyancy

Features
Read full description

“Buoyancy” app brings to you a guided tour to acquaint yourself with the lab experiment that demonstrates the buoyancy. The app brings to your finger tip the step by step protocol for the experiment. The “Buoyancy” exhibits all the apparatus required for the experiment. Also, the app illustrates the entire procedure for the experiment to show the buoyancy. Let us explore the offerings of the “Buoyancy” app. The user first gets acquainted with various glassware and apparatus used in the experiment. The user is then guided by the app to perform the experiment with explicit instructions. The experimental procedure is followed by interpretation of the observation and conclusion. This robust application is a great teaching and learning tool for students, educators and teachers wanting to study or teach about the buoyancy. FEATURES: - 3D models that you control, each structure clearly labeled with useful all apparatus information. - Audio guide available about buoyancy. - Rotational models (views from different angles) - Tap and Pinch Zoom - zoom into and identify about the buoyancy.

About

DrPhos' Ionic Compounds

This app helps students learn and practice forming correct chemical formulas for ionic compounds. It supports a wide range of ions, including polyatomic ones, and dynamically generates formulas with proper subscripts and parentheses. It's designed to reinforce naming rules and charge balancing through an interactive interface.

Highlights
  • Extensive cation and anion list
  • Support for polyatomic ions
  • Real-time formula generation
  • Subscript and parenthesis formatting
  • Reinforces naming rules
  • Charge balancing practice
Features
Read full description

Master Ionic Compounds with Ease The Ionic Compound Builder helps students learn and practice forming correct chemical formulas using a wide range of cations and anions—including polyatomic ions. Simply select a cation and an anion, and the app dynamically generates the proper formula with correct subscripts and parentheses. Designed for high school and college chemistry students, this tool reinforces naming rules and charge balancing through an intuitive, interactive interface. Features: • Extensive built-in list of common cations and anions • Support for monoatomic and polyatomic ions • Real-time chemical formula generation • Proper use of subscripts and parentheses • Visual formatting to emphasize structure and charge Whether you’re learning ionic bonding for the first time or reviewing for an exam, this tool is an essential companion for mastering chemical formulas.

Screenshots

The Buoyancy4 screens
DrPhos' Ionic Compounds3 screens

Verdict

The call

The clearest difference is in-app purchases: The Buoyancy at none against DrPhos' Ionic Compounds's 10. The Buoyancy also leads on iOS requirement (12.0 vs 17.0). DrPhos' Ionic Compounds's advantage is update cadence (every 3 weeks vs every 56 months) and price ($0.99 vs $1.99). On 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

The Buoyancy costs $1.99 and DrPhos' Ionic Compounds $0.99 up front. DrPhos' Ionic Compounds sells 10 one-off in-app purchases. The Buoyancy asks for nothing beyond the download.

UpkeepUpdate frequency

The Buoyancy ships an update every 56 months, DrPhos' Ionic Compounds every 3 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

Scorecard4 real differences · 6 level
The Buoyancy versus DrPhos' Ionic Compounds: the parameters behind the verdict, then further details
ParameterThe BuoyancyDrPhos' Ionic Compounds
Price$1.99$0.99 — better
Rating—4.9 (8 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—8 — better
Update frequencyEvery 56 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Paid
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better17.0
Further details — not scored
Size259 MB15 MB
Age rating4+4+
DeveloperVIRTUAL FILAMENTS PRIVATE LIMITEDMonte L Helm

In-app purchases

None

The Buoyancy

No in-app purchases

10 purchases

DrPhos' Ionic Compounds

One-time10
  • Ionic Compound BuilderFree
  • Science Calculator$0.99
  • Significant Figures Counter$0.99
Show 7 more
  • Quadratic Equation Solver$0.99
  • Kinetics$0.99
  • Naming Compounds$0.99
  • Reaction Balancer$0.99
  • Stoichiometry$0.99
  • Solution Concentrations$0.99
  • pH Calculator$0.99

Questions

Is The Buoyancy free?
The Buoyancy costs $1.99, with no in-app purchases.
Is DrPhos' Ionic Compounds free?
DrPhos' Ionic Compounds costs $0.99, and also offers in-app purchases.
Do The Buoyancy or DrPhos' Ionic Compounds have ads?
Neither The Buoyancy nor DrPhos' Ionic Compounds shows ads.
Which is updated more often, The Buoyancy or DrPhos' Ionic Compounds?
The Buoyancy ships an update every 56 months, and DrPhos' Ionic Compounds every 3 weeks. Most recently, The Buoyancy was updated on November 3, 2026 and DrPhos' Ionic Compounds on November 4, 2026.

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