---
title: "Simple Logarithm PRO - Reviews, Revenue and Downloads in Hong Kong SAR China | Apple App Store"
description: "Using logarithm is a complicated task, but this app helps out! You can choose between 4 standard shapes of this topic. Then you can enter what you have to calculate what you need - base, exponent, ant"
---

# Simple Logarithm PRO — Hong Kong SAR China

![Simple Logarithm PRO App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/7d/4c/f3/7d4cf32a-386f-0eb6-a21d-50055fa1f66b/AppIcon-SL-PRO-0-0-1x_U007epad-0-1-0-85-220.png/434x0w.png)

**Developer:** [Glindemann, Sennoun, Langer](https://apptail.io/developer/glindemann-sennoun-langer-xbI)
**Category:** Education
**Rating:** 5.0/5 (1 ratings)
**Price:** Free
**Bundle ID:** com.gslstudios.Solving-Math-simple-logarithm-pro-ios
**Store:** Apple App Store
**Country:** Hong Kong SAR China
**Version:** 2.2.3 (released 2026-08-14)
**Original Release:** 2023-01-29
**Languages:** Hindi, Russian, Indonesian, German, Japanese, French, Chinese, English, Portuguese, Spanish, Korean

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/hk/app/app/id1662897702)
**AppTail Page:** [https://apptail.io/app/simple-logarithm-pro-MzTj/hong-kong](https://apptail.io/app/simple-logarithm-pro-MzTj/hong-kong)

## Simple Logarithm PRO Description
Using logarithm is a complicated task, but this app helps out! You can choose between 4 standard shapes of this topic. Then you can enter what you have to calculate what you need - base, exponent, antilogarithm, the logarithmic result, even the x-value of a term as exponent.  The connection between logarithm and exponentiation is shown aswell. An infographic gives a deeper insight into some calculation rules of the logarithm.

Decimals, fractions and negative values are supported. The solution is shown step by step. All calculations are stored in the history. The final solution can be shared.

[ Contents ]
- modes for logarithm
- modes for exponentiation
- exponent, base and some more values can be entered
- results are calculated and shown in detail
- transformations between logarithm and exponentiation are taken into account
- shortened list of logarithm rules
- history function to save the input
- detailed solution
- negative values, decimal numbers and fractions are supported
- no ads!

[ Usage ]
- there are fields for entering values using a special keyboard
- press the check mark button at the bottom right to start the calculation
- if values are missing, the relevant field is highlighted in yellow
- if the values are wrong, the affected field will be highlighted in red
- the entries in the history can be deleted or sorted
- if you select an entry in the history, it will be automatically loaded for the calculation
- the whole history can be deleted by pressing a button
- solutions can be shared
- touching the question mark button displays information about the topic

## Simple Logarithm PRO Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource126/v4/bd/de/5c/bdde5c9e-5912-7ff6-e627-c3980f9eabda/9bea2ba4-3cc1-4b2f-b5c8-ec0240166884_iPhone_11_Pro_Max-01Calculate.png/1242x2688.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource116/v4/18/d8/37/18d83770-a13a-de1b-829e-29dcb2c351c6/03d640bb-ee5d-4470-aced-6abf953f2385_iPhone_11_Pro_Max-02Solution.png/1242x2688.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource116/v4/b2/30/ef/b230ef74-338d-009e-b9fa-9578a25d260c/ccbaee2f-d8dd-4091-8af8-ca958799c4a8_iPhone_11_Pro_Max-03Solution.png/1242x2688.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource116/v4/13/19/a7/1319a736-9d0d-b6c7-d0d0-a94ca22768cc/e4a6eb0c-a6ac-42a5-ac09-6dbd689da213_iPhone_11_Pro_Max-04Info.png/1242x2688.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource116/v4/9c/77/35/9c77358e-4fb0-8011-0409-20b7db307002/45c4cbfb-47b2-4120-9382-23cb7a6039b1_iPhone_11_Pro_Max-05Calculate.png/1242x2688.png)
- [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource116/v4/d1/4d/5f/d14d5f19-ac75-3b2d-4f64-dc37f39b3ef7/447bdfae-e4ce-4260-a41b-3b3f378a6a61_iPhone_11_Pro_Max-06Solution.png/1242x2688.png)
- [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource116/v4/45/5d/86/455d86d5-7d34-600f-8f5a-099e4e74e254/c4421267-f4df-4873-a6b0-5f463393f5aa_iPhone_11_Pro_Max-07Solution.png/1242x2688.png)
- [Screenshot 8](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource116/v4/8e/ee/43/8eee43ff-f315-4546-471e-fe56aa84d971/0179f38e-c015-4625-af5f-89e31f2a23ff_iPhone_11_Pro_Max-08LeftMenu.png/1242x2688.png)

## Simple Logarithm PRO Rating Breakdown in Hong Kong SAR China
- 5 stars: 1 (100%)
- 4 stars: 0 (0%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 stars: 0 (0%)






## Simple Logarithm PRO Available In
- [Ireland](https://apptail.io/app/simple-logarithm-pro-MzTj/ireland)
- [Hong Kong SAR China](https://apptail.io/app/simple-logarithm-pro-MzTj/hong-kong)
- [Japan](https://apptail.io/app/simple-logarithm-pro-MzTj/japan)
- [Australia](https://apptail.io/app/simple-logarithm-pro-MzTj/australia)
- [Azerbaijan](https://apptail.io/app/simple-logarithm-pro-MzTj/azerbaijan)
- [Belgium](https://apptail.io/app/simple-logarithm-pro-MzTj/belgium)
- [Bulgaria](https://apptail.io/app/simple-logarithm-pro-MzTj/bulgaria)
- [Brazil](https://apptail.io/app/simple-logarithm-pro-MzTj/brazil)
- [Belarus](https://apptail.io/app/simple-logarithm-pro-MzTj/belarus)
- [Canada](https://apptail.io/app/simple-logarithm-pro-MzTj/canada)
- [Switzerland](https://apptail.io/app/simple-logarithm-pro-MzTj/switzerland)
- [Chile](https://apptail.io/app/simple-logarithm-pro-MzTj/chile)
- [China](https://apptail.io/app/simple-logarithm-pro-MzTj/china)
- [Colombia](https://apptail.io/app/simple-logarithm-pro-MzTj/colombia)
- [Czechia](https://apptail.io/app/simple-logarithm-pro-MzTj/czechia)
- [Germany](https://apptail.io/app/simple-logarithm-pro-MzTj/germany)
- [Denmark](https://apptail.io/app/simple-logarithm-pro-MzTj/denmark)
- [Dominican Republic](https://apptail.io/app/simple-logarithm-pro-MzTj/dominican-republic)
- [Algeria](https://apptail.io/app/simple-logarithm-pro-MzTj/algeria)
- [Ecuador](https://apptail.io/app/simple-logarithm-pro-MzTj/ecuador)
- [Estonia](https://apptail.io/app/simple-logarithm-pro-MzTj/estonia)
- [Egypt](https://apptail.io/app/simple-logarithm-pro-MzTj/egypt)
- [Spain](https://apptail.io/app/simple-logarithm-pro-MzTj/spain)
- [Finland](https://apptail.io/app/simple-logarithm-pro-MzTj/finland)
- [France](https://apptail.io/app/simple-logarithm-pro-MzTj/france)
- [United Kingdom](https://apptail.io/app/simple-logarithm-pro-MzTj/united-kingdom)
- [Greece](https://apptail.io/app/simple-logarithm-pro-MzTj/greece)
- [Croatia](https://apptail.io/app/simple-logarithm-pro-MzTj/croatia)
- [Hungary](https://apptail.io/app/simple-logarithm-pro-MzTj/hungary)
- [Indonesia](https://apptail.io/app/simple-logarithm-pro-MzTj/indonesia)
- [Israel](https://apptail.io/app/simple-logarithm-pro-MzTj/israel)
- [India](https://apptail.io/app/simple-logarithm-pro-MzTj/india)
- [Italy](https://apptail.io/app/simple-logarithm-pro-MzTj/italy)
- [South Korea](https://apptail.io/app/simple-logarithm-pro-MzTj/south-korea)
- [Kuwait](https://apptail.io/app/simple-logarithm-pro-MzTj/kuwait)
- [Kazakhstan](https://apptail.io/app/simple-logarithm-pro-MzTj/kazakhstan)
- [Lebanon](https://apptail.io/app/simple-logarithm-pro-MzTj/lebanon)
- [Luxembourg](https://apptail.io/app/simple-logarithm-pro-MzTj/luxembourg)
- [Madagascar](https://apptail.io/app/simple-logarithm-pro-MzTj/madagascar)
- [Macao SAR China](https://apptail.io/app/simple-logarithm-pro-MzTj/macau)
- [Mexico](https://apptail.io/app/simple-logarithm-pro-MzTj/mexico)
- [Malaysia](https://apptail.io/app/simple-logarithm-pro-MzTj/malaysia)
- [Nigeria](https://apptail.io/app/simple-logarithm-pro-MzTj/nigeria)
- [Netherlands](https://apptail.io/app/simple-logarithm-pro-MzTj/netherlands)
- [Norway](https://apptail.io/app/simple-logarithm-pro-MzTj/norway)
- [Nepal](https://apptail.io/app/simple-logarithm-pro-MzTj/nepal)
- [New Zealand](https://apptail.io/app/simple-logarithm-pro-MzTj/new-zealand)
- [Peru](https://apptail.io/app/simple-logarithm-pro-MzTj/peru)
- [Philippines](https://apptail.io/app/simple-logarithm-pro-MzTj/philippines)
- [Pakistan](https://apptail.io/app/simple-logarithm-pro-MzTj/pakistan)
- [Poland](https://apptail.io/app/simple-logarithm-pro-MzTj/poland)
- [Portugal](https://apptail.io/app/simple-logarithm-pro-MzTj/portugal)
- [Romania](https://apptail.io/app/simple-logarithm-pro-MzTj/romania)
- [Russia](https://apptail.io/app/simple-logarithm-pro-MzTj/russia)
- [Saudi Arabia](https://apptail.io/app/simple-logarithm-pro-MzTj/saudi-arabia)
- [Sweden](https://apptail.io/app/simple-logarithm-pro-MzTj/sweden)
- [Singapore](https://apptail.io/app/simple-logarithm-pro-MzTj/singapore)
- [Slovenia](https://apptail.io/app/simple-logarithm-pro-MzTj/slovenia)
- [Slovakia](https://apptail.io/app/simple-logarithm-pro-MzTj/slovakia)
- [Thailand](https://apptail.io/app/simple-logarithm-pro-MzTj/thailand)
- [Türkiye](https://apptail.io/app/simple-logarithm-pro-MzTj/turkey)
- [Taiwan](https://apptail.io/app/simple-logarithm-pro-MzTj/taiwan)
- [Ukraine](https://apptail.io/app/simple-logarithm-pro-MzTj/ukraine)
- [United States](https://apptail.io/app/simple-logarithm-pro-MzTj/united-states)
- [Vietnam](https://apptail.io/app/simple-logarithm-pro-MzTj/vietnam)
- [United Arab Emirates](https://apptail.io/app/simple-logarithm-pro-MzTj/united-arab-emirates)
- [South Africa](https://apptail.io/app/simple-logarithm-pro-MzTj/south-africa)
- [Argentina](https://apptail.io/app/simple-logarithm-pro-MzTj/argentina)
- [Austria](https://apptail.io/app/simple-logarithm-pro-MzTj/austria)

---

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