# Equation & System Solver vs Logarithm Solver

The clearest difference is in-app purchases: Equation & System Solver at none against Logarithm Solver's 8. Equation & System Solver also leads on ratings volume (11 vs 1). Logarithm Solver's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 2 months). On price, rating, device support and iOS requirement there is nothing between them.

Both are free to download. Logarithm Solver sells 8 one-off in-app purchases. Equation & System Solver asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Equation & System Solver against 5.0 for Logarithm Solver. That said, the two scores are not equally well evidenced: Equation & System Solver has 11 ratings behind it against 1, so its average is the more settled of the two.

Equation & System Solver ships an update every 2 months, Logarithm Solver every 3 weeks. The most recent releases landed on October 5, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Equation & System Solver | Logarithm Solver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (11 ratings)](https://appshunter.io/ios/app/equation-and-system-solver/id1502274328/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/logarithm-solver/id1662897193/reviews)** |
| Number of ratings | **11** | 1 |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 47 MB | 180 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Francesco Varotti](https://appshunter.io/developer/1501752853) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## What reviewers say

### 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


### Logarithm Solver

[App page](https://appshunter.io/ios/app/logarithm-solver/id1662897193)

Instantly solve math homework and prepare for exams with step-by-step logarithm solutions. This free app provides 24/7 access to calculations and helpful learning resources. Optional purchase options are available for high-volume users.

**Highlights:** Step-by-step logarithm solutions, Instant calculation of any variable, Overview of key logarithm rules, Curated learning videos, Feedback for incorrect inputs, Manage saved solutions

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| +30 User Tokens | $0.29 | one-time |
| +1 Convenience Token / 6h, max. +2 | $0.59 | one-time |
| +2 Convenience Tokens / 6h, max. +4 | $0.99 | one-time |
| +150 User Tokens | $0.99 | one-time |
| +300 User Tokens | $1.49 | one-time |
| +4 Convenience Tokens / 6h, max. +8 | $1.59 | one-time |
| Remove Ads | $1.99 | one-time |
| Lifetime Access | $1.99 | one-time |


## Frequently asked questions

### Is Equation & System Solver free?

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

### Is Logarithm Solver free?

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

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

Logarithm Solver is rated higher. Equation & System Solver averages 4.9 out of 5 from 11 ratings, while Logarithm Solver averages 5.0 from 1 ratings.

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

Equation & System Solver shows ads; Logarithm Solver does not.

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

Equation & System Solver ships an update every 2 months, and Logarithm Solver every 3 weeks. Most recently, Equation & System Solver was updated on October 5, 2026 and Logarithm Solver on October 2, 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.*