# CS Customizer vs Simple Calculator for iOS

The clearest difference is iOS requirement: Simple Calculator for iOS at 12.0 against CS Customizer's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CS Customizer ships an update every 2 months, Simple Calculator for iOS every 4 months. The most recent releases landed on July 7, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | CS Customizer | Simple Calculator for iOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (10 ratings)](https://appshunter.io/ios/app/cs-customizer/id727309724/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free | — |
| Size | 9 MB | 32 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Conversion Sound Inc.](https://appshunter.io/developer/727309727) | [GALEROZ STUDIOS INC.](https://appshunter.io/developer/1739708158) |

## What reviewers say

### CS Customizer

[App page](https://appshunter.io/ios/app/cs-customizer/id727309724)

Personalize your Sound World Solutions hearing devices with this app. Adjust listening profiles, optimize settings for different environments like restaurants or entertainment, and fine-tune treble, mid, and bass frequencies. Control volume and change voice prompt languages.

**Highlights:** Personalize listening device settings, Adjust to preset or personal listening profiles, Optimize for Restaurant and Entertainment settings, Customize treble, mid, and bass frequencies, Adjust volume control, Change voice prompt language, Access User Guide

**Features:** macOS Compatibility

**In-app purchases:** none


### Simple Calculator for iOS

[App page](https://appshunter.io/ios/app/simple-calculator-for-ios/id6482078122)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CS Customizer free?

CS Customizer is free to download, with no in-app purchases.

### Is Simple Calculator for iOS free?

Simple Calculator for iOS is free to download, with no in-app purchases.

### Do CS Customizer or Simple Calculator for iOS have ads?

Neither CS Customizer nor Simple Calculator for iOS shows ads.

### Which is updated more often, CS Customizer or Simple Calculator for iOS?

CS Customizer ships an update every 2 months, and Simple Calculator for iOS every 4 months. Most recently, CS Customizer was updated on July 7, 2026 and Simple Calculator for iOS on September 19, 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.*