Comparison

Interactive Protist Explorer vs Equation Solver & Simplifier

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

Head to head
About

Interactive Protist Explorer

Features
Read full description

Explore the fascinating microworld of protists and learn amazing information about how these tiny organisms survive: amoeba, euglena, paramecium, and plasmodium. Select the topic that you wish to explore and then hit the power button to zoom off to views of amoeba, euglena, paramecium or plasmodium. Continue tapping buttons to explore even more interesting facts. Each organism is illustrated in detail with descriptions giving even more information. Tap a button access interesting data about each of the topics with include the structures and functions, the sexual and asexual reproduction, types of seeds and biological processes like photosynthesis -- all presented in an interactive format. Tap the info button to read interesting facts about each important each topic. Teachers will really like this app. After students have read about either plant or animal cells, they can tap the quiz button to measure their reading comprehension. In addition to the quiz there is also a word game that helps students review the information presented. Charts and graphs are used to present cross-sectional views and information about microorganisms including the malaria cycle. Interactive Protist Explorer is available for iOS and tvOS devices. It is just beautiful on a big screen TV and would be a wonderfully exciting tool in any science classroom.

About

Equation Solver & Simplifier

This app helps you solve algebraic equations by showing every step of the simplification process. It can find the value of 'x' or the zeros of a function using a numeric algorithm after simplifying your input.

Highlights
  • Algebraic equation solving
  • Step-by-step simplification
  • Numeric algorithm for solutions
  • History function
  • Decimal input support
  • Constants and variables support
Features
Read full description

Finish homework instantly. Prepare for exams stress-free. Free, complete step-by-step solutions. Enter your equation, solve it, and understand every transformation instantly. HOW IT WORKS Enter your values into the correct fields and get started. You 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, such as: - which features are used - how many solutions are generated This helps us improve. We cannot trace anything back to 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 - curated learning videos - feedback for incorrect inputs - manage your own solutions - app introduction CONTACT Questions and feedback via Discord or directly in the app review.

Screenshots

Equation Solver & Simplifier3 screens

Verdict

The call

The clearest difference is price: Equation Solver & Simplifier at Free against Interactive Protist Explorer's $1.99. Equation Solver & Simplifier also leads on update cadence (every 3 weeks vs every 4 months). Interactive Protist Explorer's advantage is in-app purchases (none vs 8) and iOS requirement (12.0 vs 15.0). 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

Equation Solver & Simplifier is free to download; Interactive Protist Explorer costs $1.99 up front. Equation Solver & Simplifier sells 8 one-off in-app purchases. Interactive Protist Explorer asks for nothing beyond the download.

UpkeepUpdate frequency

Interactive Protist Explorer ships an update every 4 months, Equation Solver & Simplifier every 3 weeks. The most recent releases landed on September 23, 2026 and August 26, 2026 respectively.

Scorecard4 real differences · 6 level
Interactive Protist Explorer versus Equation Solver & Simplifier: the parameters behind the verdict, then further details
ParameterInteractive Protist ExplorerEquation Solver & Simplifier
Price$1.99Free — better
Rating—4.4 (10 ratings) — better
Positive reviews—75.0% of reviews
Number of ratings—10 — better
Update frequencyEvery 4 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPad, Apple TViPhone, iPad, iPod — better
Requires iOS12.0 — better15.0
Further details — not scored
Size64 MB182 MB
Age rating4+4+
DeveloperVentura Educational SystemsGlindemann, Sennoun, Langer GbR

In-app purchases

None

Interactive Protist Explorer

No in-app purchases

8 purchases

Equation Solver & Simplifier

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 Interactive Protist Explorer free?
Interactive Protist Explorer costs $1.99, with no in-app purchases.
Is Equation Solver & Simplifier free?
Equation Solver & Simplifier is free to download, with in-app purchases available.
Do Interactive Protist Explorer or Equation Solver & Simplifier have ads?
Neither Interactive Protist Explorer nor Equation Solver & Simplifier shows ads.
Which is updated more often, Interactive Protist Explorer or Equation Solver & Simplifier?
Interactive Protist Explorer ships an update every 4 months, and Equation Solver & Simplifier every 3 weeks. Most recently, Interactive Protist Explorer was updated on September 23, 2026 and Equation Solver & Simplifier on August 26, 2026.

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