# Percentage Calculator & Math vs WaveTalk

The clearest difference is ads: WaveTalk at none against Percentage Calculator & Math's shown. WaveTalk also leads on iOS requirement (15.1 vs 17.6). On price, update cadence, in-app purchases and device support there is nothing between them.

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

Percentage Calculator & Math ships an update every 2 weeks, WaveTalk weekly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Percentage Calculator & Math | WaveTalk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/percentage-calculator-and-math/id6780200350/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 7 MB | 23 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alper Sumer Guc](https://appshunter.io/developer/1896672915) | [jose junior](https://appshunter.io/developer/6781944295) |

## What reviewers say

### Percentage Calculator & Math

[App page](https://appshunter.io/ios/app/percentage-calculator-and-math/id6780200350)

Easily calculate various percentages, including discounts, taxes, tips, and interest. It offers multiple calculation types, from finding a percentage of a number to determining percentage change and margin. All calculations are performed privately on your device and the app supports 50 languages.

**Highlights:** Percentage of a Number, Percentage Change, Discount Calculation, Tax and Tip Addition, Margin & Markup, Interest Calculation, Chained Percentage Changes

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

**In-app purchases:** none


### WaveTalk

[App page](https://appshunter.io/ios/app/wavetalk/id6783981032)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Percentage Calculator & Math free?

Percentage Calculator & Math is free to download, with no in-app purchases.

### Is WaveTalk free?

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

### Do Percentage Calculator & Math or WaveTalk have ads?

Percentage Calculator & Math shows ads; WaveTalk does not.

### Which is updated more often, Percentage Calculator & Math or WaveTalk?

Percentage Calculator & Math ships an update every 2 weeks, and WaveTalk weekly. Most recently, Percentage Calculator & Math was updated on November 3, 2026 and WaveTalk on October 31, 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.*