# Logarithms vs Equation & System Solver

The clearest difference is rating: Equation & System Solver at 4.9 against Logarithms's 3.2. Equation & System Solver also leads on in-app purchases (none vs 3) and update cadence (every 2 months vs every 5 months). Logarithms's advantage is ads (none vs shown) and iOS requirement (12.0 vs 15.0). On price, ratings volume and device support there is nothing between them.

Both are free to download. Logarithms sells 3 one-off in-app purchases. Equation & System Solver asks for nothing beyond the download.

Equation & System Solver holds the better App Store score, 4.9 against 3.2. Both are backed by a comparable volume of ratings — 18 and 11 respectively.

Logarithms ships an update every 5 months, Equation & System Solver every 2 months. The most recent releases landed on September 28, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Logarithms | Equation & System Solver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (18 ratings)](https://appshunter.io/ios/app/logarithms/id1138691565/reviews) | **[4.9 (11 ratings)](https://appshunter.io/ios/app/equation-and-system-solver/id1502274328/reviews)** |
| Number of ratings | **18** | 11 |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 7 MB | 47 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Francesco Grassi](https://appshunter.io/developer/741665024) | [Francesco Varotti](https://appshunter.io/developer/1501752853) |

## What reviewers say

### Logarithms

[App page](https://appshunter.io/ios/app/logarithms/id1138691565)

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.

**Highlights:** 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

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlocks the Medium Level | $0.99 | one-time |
| Unlocks the Difficult Level | $0.99 | one-time |
| export LaTeX | $1.99 | one-time |


### Equation & System Solver

[App page](https://appshunter.io/ios/app/equation-and-system-solver/id1502274328)

This app provides step-by-step solutions for various types of mathematical equations. It includes practice exercises, theory cards, and an advanced keyboard for easy input of complex symbols.

**Highlights:** Step-by-step equation solving, Practice exercises with solutions, Mathematical theory cards, Advanced mathematical keyboard, Supports various equation types

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Logarithms free?

Logarithms is free to download, with in-app purchases available.

### Is Equation & System Solver free?

Equation & System Solver is free to download, with no in-app purchases.

### Which has better reviews, Logarithms or Equation & System Solver?

Equation & System Solver is rated higher. Logarithms averages 3.2 out of 5 from 18 ratings, while Equation & System Solver averages 4.9 from 11 ratings.

### Do Logarithms or Equation & System Solver have ads?

Equation & System Solver shows ads; Logarithms does not.

### Which is updated more often, Logarithms or Equation & System Solver?

Logarithms ships an update every 5 months, and Equation & System Solver every 2 months. Most recently, Logarithms was updated on September 28, 2026 and Equation & System Solver on October 5, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*