# Logarithms vs Logarithm Rules Calculator

The clearest difference is update cadence: Logarithm Rules Calculator at every 3 weeks against Logarithms's every 5 months. Logarithms's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Logarithms sells 3 one-off in-app purchases and Logarithm Rules Calculator sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Logarithms ships an update every 5 months, Logarithm Rules Calculator every 3 weeks. The most recent releases landed on September 10, 2026 and August 17, 2026 respectively.

## The numbers

| Metric | Logarithms | Logarithm Rules Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (18 ratings)](https://appshunter.io/ios/app/logarithms/id1138691565/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 182 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) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## 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 |


### Logarithm Rules Calculator

[App page](https://appshunter.io/ios/app/logarithm-rules-calculator/id1662899656)

**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 Logarithms free?

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

### Is Logarithm Rules Calculator free?

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

### Do Logarithms or Logarithm Rules Calculator have ads?

Neither Logarithms nor Logarithm Rules Calculator shows ads.

### Which is updated more often, Logarithms or Logarithm Rules Calculator?

Logarithms ships an update every 5 months, and Logarithm Rules Calculator every 3 weeks. Most recently, Logarithms was updated on September 10, 2026 and Logarithm Rules Calculator on August 17, 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.*