Logarithms vs Functions and integrals
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Logarithms
This app generates and solves logarithmic equations and expressions, offering a tool for students and teachers. It includes five difficulty levels, with the option to export LaTeX code for professional scripts. The app works offline and provides a calculator for logarithms to any base.
- Generates unique logarithmic equations and expressions
- Provides complete step-by-step solutions
- Supports simplifying and expanding logarithmic expressions
- Includes a calculator for logarithms to any base
- Works 100% offline
- Exports LaTeX code for professional scripts
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• App to learn LOGARITHMS. • The app creates equations and expressions and SHOWS THE COMPLETE SOLUTION !!! • The expressions and equations are ALWAYS DIFFERENT (based on random numbers). • An ideal tool for the study of mathematics in secondary schools and technical schools. • It is also possible to learn the logarithm laws (simplify and expand expressions). Fundamental to be able to solve the equations. • Includes a calculator for the calculation of logarithms to any base. • Works 100% offline • Also suitable for TEACHERS who need to build logarithmic equations as a task for students; it is possible to export LaTex code to create professional looking scripts (available as in-app purchase). • 5 levels are available: 1) Simplify (Free) 2) Expand (Free) 3) Equations - Easy (Free) 4) Equations - Medium (in app purchase) 5) Equations - Difficult (in app purchase) • Simplify: application of the rules on calculation of logarithms to compact expressions e.g.: log (5) + log (4) - log (2) = log (5 * 4/2) = log (10) • Expand: the opposite of simplify, e.g.: log (x * y/(2z)) = log (x * y) - log (2z) = log (x) + log (y) - [log (2) + log (z)] = log (x) + log (y) - log (2) - log (z) • Equations - Easy: equations that simply require the application of the definition of logarithm and application of calculation rules; are solvable in few steps and are an excellent starting point for more difficult equations. • Equations - Medium: this level presents equations that require a higher number of steps to be resolved. By mastering this level you can achieve medium/good review. • Equations - Hard: this is a level where logarithmic equations are presented that eventually leads to quadratic equations using a variable substitution, or are tricky. It also present some equations with logarithms to different bases and equations that require an excellent knowledge of the topic. By mastering this level excellent exam results are highly likely :-)
Functions and integrals
This app quickly resolves integrals using a powerful algorithm. It calculates integrals of functions and composite functions, providing detailed steps for easy exercise solving and calculation checking. Simply input your function and let the app handle the rest.
- Integral calculation
- Composite function integration
- Detailed calculation steps
- Quick problem solving
- Easy function input
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Thanks to this application, the integrals can be resolved quickly, thanks to the powerful algorithm used. The application makes it possible to calculate the integrals of a function, a composite function and to propose the details of the calculations. It is now easier to solve exercises and check his calculations. And with a simple click! Just enter your function and the application takes care of the rest. Feel free to put notices to advance this application and we can bring new features. For any question / suggestion: TeamTrigoIOS@gmail.com
Screenshots
Verdict
The clearest difference is review sentiment: Logarithms at 57% against Functions and integrals's 0%. Functions and integrals's advantage is update cadence (every 5 days vs every 5 months) and iOS requirement (9.0 vs 12.0). On price, ads, in-app purchases and monetization model 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
Both are free to download. Logarithms sells 3 one-off in-app purchases and Functions and integrals sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Logarithms ships an update every 5 months, Functions and integrals every 5 days. The most recent releases landed on September 28, 2026 and June 2, 2026 respectively.
| Parameter | Logarithms | Functions and integrals |
|---|---|---|
| Price | Free | Free |
| Rating | 3.2 (18 ratings) — better | — |
| Positive reviews | 57.1% of reviews — better | 0.0% of reviews |
| Number of ratings | 18 — better | — |
| Update frequency | Every 5 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 7 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Francesco Grassi | Maxime Haeyaert |
Customer experience
Logarithms
Functions and integrals
In-app purchases
Logarithms
- Unlocks the Medium Level$0.99
- Unlocks the Difficult Level$0.99
- export LaTeX$1.99
Functions and integrals
- Advertising$0.99
- Details and Formulas$1.99
Questions
Is Logarithms free?
Is Functions and integrals free?
Do Logarithms or Functions and integrals have ads?
Which is updated more often, Logarithms or Functions and integrals?
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