# TinyWatchCalc vs Voice Calculator

The clearest difference is in-app purchases: TinyWatchCalc at none against Voice Calculator's 4. TinyWatchCalc also leads on ads (none vs shown) and iOS requirement (12.0 vs 16.4). Voice Calculator's advantage is update cadence (every 2 months vs every 16 months). On price and device support there is nothing between them.

Both are free to download. Voice Calculator sells 4 in-app purchases, starting at $2.99 per month. TinyWatchCalc asks for nothing beyond the download.

TinyWatchCalc ships an update every 16 months, Voice Calculator every 2 months. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | TinyWatchCalc | Voice Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/voice-calculator-ai/id6744401729/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 16 months | **Every 2 months** |
| Monetization | — | Free with in-app purchases |
| Size | 9 MB | 52 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Peter Entwistle](https://appshunter.io/developer/955246260) | [Md Shahzad Ali](https://appshunter.io/developer/1669073359) |

## What reviewers say

### TinyWatchCalc

[App page](https://appshunter.io/ios/app/tinywatchcalc/id1030102319)

**Features:** macOS Compatibility

**In-app purchases:** none


### Voice Calculator

[App page](https://appshunter.io/ios/app/voice-calculator-ai/id6744401729)

Perform calculations instantly using just your voice. Speak math problems naturally and get accurate, real-time solutions. Ideal for hands-free operation, multitasking, or when typing is inconvenient.

**Highlights:** Voice-powered math calculations, Natural language processing, Basic and advanced functions, Real-time results, Calculation history, Hands-free operation

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Aria AI Premium – Monthly | $2.99 | per month |
| Aria AI Premium – Yearly | $9.99 | per year |
| Voice Calculator - AI Pro | $4.99 | one-time |
| Voice Calculator Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is TinyWatchCalc free?

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

### Is Voice Calculator free?

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

### Do TinyWatchCalc or Voice Calculator have ads?

Voice Calculator shows ads; TinyWatchCalc does not.

### Which is updated more often, TinyWatchCalc or Voice Calculator?

TinyWatchCalc ships an update every 16 months, and Voice Calculator every 2 months. Most recently, TinyWatchCalc was updated on October 14, 2026 and Voice Calculator on October 12, 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.*